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Beseler Topcon PR Product booklet
Product booklet for Beseler Topcon PR. 41 pages. Read the original PDF, download or print a copy without registration.
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- Beseler Topcon PR
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S U R E T O R E T U R N P R E P A I O R E G I S T R A T I O N C A R D T O E N S U R E G U A R A N T E EView original page 1
Page 4 · Read text
( l ) F i l m p l o n e i n d i c o t o r ( 5 ) S h o u l d e r s t r o p h o o k ( 9 ) Shutterspeed ring
l2l Accessory shoe ( 6 ) S h u t t e r r e l e o s e b u t t o n (10) Light volue/operturering
{3) Exposurecounter ( 7 1 D i s t o n c e f o c u s i n g r i n g (l ll Depth of field scole
( 4 ) F i l m w i n d i n g l e v e r ( 8 1 F l o s h s o c k e t ll2l Ropid rewind cronk
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YOUR,TOPCON.PR stondord Topcor lens, ore supplied to give o wider
ro n g e o f u se s thon com m only found in this closs.
The T O P C O N - P R w h i c h y o u h o ve iu st ch o se n is o n e And, no motter whot lens is being used, the lens
of th e f e w s in g l e l e n s r e f l e x c o m e ro s in co rp o ro tin g diophrogm olwoys closes down to the pre-deter-
o between-lens shutter with on outomotic diophrogm min e d o p e rtu r e positively ond outom oticolly,without
ond hov in g o u x i l i o r y l e n s e sf o r wid e r p ictu re to kin g o n y fu rth e r monipulotion,the instont the shutter is
versotility. re le q se d . A u tom otic diophr ogm br ings foster , occu-
O ne o f t he p r i n c i p o l v i r t u e o f th e sin g le le n s ro te sh o o tin g oction to the single lens r eflex
r eflex c o mero i s t h r o u g h - t h e - l en svie win g -fo cu sin g . co me ro , e liminoting oll wor r y obout stopping down
No motter whot the focol length of the lens the th e o p e rtu re in the hoste of shooting those never -
f ino l s u b iec t i s o l w o y s v i e w e d t h ro u g h th e le n s d i- to-be-forgotten pictures.
r ect ly o n t he g r o u n d g l o s s o n d , th e re fo re , th e p o ro l- Of course, the f orte of the 35mm " minioture"
lox p roble m si m p l y d o e s n o t e xist. A wo n d e rfu l comero, os its nome denotes, is in its light ond
system for toking photos with other-thon-stondord compoct style, which mokes it suitoble for corrying
lens o n d f o r n o - t r i m m i n g c o l o r slid e s. ot oll times, for toking shois onywhere ond onytime,
I n o rd e r t o t o k e f u l l o d v o n t o g e o f th is lh ro u g h -th e - on the spur of the moment, ond in this respect, ihe
lens viewing-focusing feoture, wide-ongle ond tele- TOPCON-PR is one of the sm ollestond lightestsingle
phot o o u x ilio r y l e n s e s p l u s o c lo se -u p su p p le me n - lens reflex comero to be found in the world.
tory lens, finished to the some high quolity os the And, in oddition to these fundomentol feotures, the
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TOPCON-PR hos thumb-level film winding oction with superior Topcor F12.8 50mm lens, o quolity lens
simultoneous shutter cocking oction, eye-level Pento- following in the footsteps of other fomous Topcor
prism with TOKOBRITE viewing-focusing speed, free lenses. New type opticol gloss, with o moximum of
coupling light volue syslem, flip-open winding cronk, speciol rore eorth elements, is used in the speciolly
etc., oll of which ore guoronteed to give fhe user designed optics ond the surfoce is finished wilh
foster picture toking ociion. superior mogento lens cooting, producing o lens with
Sofety feotures ore olso built in so lhol there is o minimum of flore, superior picture-toking quoliiy
no feor of mishops even in the greotest rush of f rom moximum to minimum operture, ond highly
picture toking-such os, effective double exposure sotisfoctory color picture-toking quolity.
prevenlion, bock cover sofety device, positive rewind Your TOPCON-PR hos been tested occording to lhe
butlon, outomotic returning exposure counter, etc., strictest stondords before it left the foctory ond is
etc. guoronteed to give the user utmost sotisfoction for
The between-lens shulter, o lens incomporoble for yeors of pleosure ond pride with proper core.
flosh shooting, hos simple M-X synchronizotion which This instruction monuol hos been compiled to ex-
is suited for those two importont " must" in modern ploin in detoil the operotion ond finer points of
flosh shots-electronic flosh units ond closs M bulbs, the TOPCON-PR, os well os ottempting lo give some
the lotter giving lhe most effective coveroge for elementory picture toking principles in order thot
the widest ronge of shots. lhe user moy more fully enioy TOPCON-PR picture
[osl, but not leosf, the TOPCON-PR hos onother toking experience.
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s h o ft d o e s n o t f i t , t u r n t h e k n o b u n t i l t h e s h o ft b o c k c o v e r . R e t u r n t h e s o f e f y c o t c h t o L .
e n g o g e s t h e f i l m c o r t r i d g e . D r o w o u t t h e e n d 4 . S l o w l y t u r n t h e r e w i n d i n g k n o b i n t h e d i r e c -
o f t h e f l l m o n d i n s e r t o s d e e p o s p o s s i b l ei n t o t i o n o f t h e o r r o w e n g r o v e d o n i t ; t h i s w i l l
t h e s l i t o f t h e f l l m t o k e - u p s p o o l 1 2 4 ) o n d t e n s i o n t h e f i l m i n s i d e t h e c o r t r i d g e . N o w w i t h
d r o w t o u t b y t u r n i n g t h e f l l m t o k e - u p s p o o l e o c h f i l m w i n d i n g l e v e r o c t i o n t h e r e w i n d i n g
s e r r o t e d f l o n g e ( 2 3 ) c l o c k w i s e . ( l f t h e s l i t i s k n o b w i l l r o t o t e o g o i n s t t h e o r r o w s h o w i n g t h o t
n o t v i s i b l e , I u r n t h e t o k e - u p s p o o l b y i t s s e r - t h e f l l m i s o d v o n c i n g p r o p e r l y . T h e o u t o m o t i c
r o t e d f l o n g e u n t i l i t o p p e o r s ) . C h e c k w h e t h e r e x p o s u r e c o u n t e r w i l l b e o t S ( f o r s t o r t ) o t
t h e f i l m p e r f o r o t i o n s f u l l y e n g o g e t h e f i l m t r o n s - t h i s p o i n t .
p o r t s p r o c k e t ( 2 2 l , t e e t h o n d t h e n c l o s e t h e
w
v r+
F ; g 3View original page 12Page 13 · Read text
Push the film winding lever (4) with the thumb F/TM INDICATOR:
o f ull 180 degrees ond releose,. the film hos There ore severol types of film with different speeds
been odvonced one frome ond the exoosure ond exposure will differ occording lo the film looded
counter will be ot the next dot. Press fhe in lhe comero. Therefore, it is olwoys procticol to
shutter releose button (6). Repeot once more hove o reminder of the film being used, o purpose
ond the film will be in the oppropriote position wh ich is se rved by the film indicotor ( .l4) set
o ro u n d th e rewinding knob.
for the first exposure.
The film indicotor hos vorious film speeds in ASA
N O I E : in d e x n u mb e r s3white num ber s 32- 50- l00- 200- 400-
l. The film winding lever does not return lo its 800-1600 ore for ponchromotic films while the red
n u mb e rs l0 -16-32- 50- 100- 160- 200 or e for color origin o l s t o r o g e p o s i t i o n , . i h e re is o slig h t g o p
f i l m s , . t h e o b b r e v i o t i o n " E r p " s t o n d s f o r " e m p l y "
, which is to focilitote ihe next winding oction. or when no film is looded.
{The lever con olwoys be pushed bock to its
See the instruction sheet in the film pockoge for
sloroge position.) the proper {ilm speed (ASA index number} ond rotote
th e film in d icotor m onuolly until the pr oper num berEXPOSURE COUNTER,
stops ot the index. However, since film sensitivity
The exposure counter (3) is fully outomotic ond differs occording to mokers ond vorious system ore
returns to S (for stort) whenever the bock cover is u se d to in d icote film speed, the following toble will
opened. give the relotionship of the vorious system.
The blonk shooting octions will bring the film ond
exposure counter into the proper position for lhe ASA l0 t5 32 50 r00 160 200 400 800 1600
first exposure. The counter will then move consecu- wEs 8 12 24 40 80 125 160 320 640 1280
tively up to 36, with eoch following oction. D I N i l 1 3 1 6 1 8 2 1 2 3 2 4 2 7 3 0 33
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UNLOADING FILM VIEWING.FOCUSING
When the 20th or 36th exposure hos been token, One of the principol odvontoges of the TOPCON-PR
system of photogrophy is the single lens reflex
dependi ng o n t h e f i l m l o o d e d in lh e co me ro , d o viewing-f ocusing system. The subiect is otwoys
not odvonce the film ony more os it will only teor viewed directly through the lens ond, therefore, the
p o ro llo x problem ( so- com m on with com er os hoving
or pull out of the cortridge, but rewind the exposed
difterent locotions f or the finder window ond
film bock into the cortridge. co me ro lens) is entir ely elim inoted.
l. To r ew i n d d e p r e s s t h e re win d b u tto n (' | 9 ) in PENIAPR'SM V/EWING:
In the mirror reflex system of the TOPCON-PR the
the bose of the comero. Unfold the ropid rewind imo g e of the subiect is pr oiected onto the m ir r or
c ro n k ( 1 2 ) f r o m i t s f o l d e d p o sitio n o n th e re win d - upside down ond reversed from left to right, due
to th e o c tion of the lens. Without the pentopr ism ,
ing k n o b o n d t u r n i n t h e d ire ctio n o f th e o rro w.
th e su b iect would then be r eflected up to the
R ew i n d r o p i d l y u n t i l t h e re is n o lo n g e r o n y g ro u n d gloss r ight side up but still r ever sed loter olly.
' The pentoprism, o five-sided prism, however cor- resistonce, which will be on indicotion of the
rects this imoge ond shows on imoge which is both
f ilm be i n g c o m p l e t e l y re wo u n d , o n d sto p . rig h t sid e up ond loter olly cor r ect, while, ot the
2. Open the bock cover, os noted in the section so me tim e, enlor ging the im oge to olm ost life- size.
The virtures of the eye-level pentoprism finder ore:-- on "F l t M L O A D I N G " , p u ll u p th e re win d in g
l. A rig ht side up loter olly cor r ect im oge,. por ti-
k nob o n d l i f t o u t t h e film co rtrid g e . cu lo rly voluoble for m oving subiects.
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-2. Boih eyes con be used wide open (one eye on Should it be necessory to find the lens-to-subiect
the whole scene); porticulorly importont f or distonce, reod it off on the distonce scole (on lhe
ponning. distonce focusing ringl ogoinst lhe index mork on
3. Eye-level viewing ond focusingr especiolly good the depth of field scole.
for verticol piclures. I.ENS OPEN'NG '
GROUND GT.ASSFOCUS'NG: The lens is equipped with on iris diophrogm to
The viewing system of the TOPCON-PR is olso the produce o groduoted series of lens opening colled
focusing system of lhe comero, which is occomplished opertures or stops which control the light imoge
on the ground gloss below the pentoprism. A plostic thot enters the lens.
fresnel type plote lens, the TOKOBRITE, greotly in- The following opertures, with the exposure rolio
creoses fhe overoll brillionce of the ground gloss noted, ore ovoiloble on the top side of the light
ond mokes focusing o simple moiter of observing volue/operture ring (10) ond ore reod off ogoinst
the shorpness of the imoge on the ground gloss. th e b lo ck d io m ond index on the top fr ont r im of the
When in doubt, focus until the imoge oppeors shorp lens borrel
ond lhen focus in either directions to compore the Aperture 2.8 4 5.6 8 1r 16 22
degree of shorpness. E xp o su re R orio 112 1 2 4 8 16 32
From the obove it will be noted thot eoch smollerFOCUSING THE I.ENS,
operture requires double the exposure of the previous
Since the lens is the viewing-focusing syslem of the
operture ond thot, therefore, stopping down will
single lens reflex comero, oll focusing odiustments require o corresponding increose in the shutter
ore mode directly on the lens. To obtoin shorpness speed if light conditions remoin unchonged.
in the imoge on the ground gloss, move the distonce Selection of operture is entirely dependenf on lhe
focusing ring (7) either woys until the imoge be- required correct exposure for o pre-determined
comes shorp. shutter speed ond for o required depth of field.
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The lens opening is odiusted by rototing the light DEPTH OF FIETD
volue/operture ring either woy until the required
opert u r e ( o n t h e t o p s i d e o f th e le n s b o rre l) is o p -
pos it e t h e i n d e x m o r k . When o subiect hos been focused on ot o set
AUTOMATIC DIAPHRAGM: distonce, not only the subiect but port of the fore-
As noted, the lens of the TOPCON-PR is the view- ground ond bockground olso hove occeptoble shorp-
ing-focusing system of the comero but, ot the some ness. This oreo of occeptoble shorpness is colled
t ime, t h e i r i s d i o p h r o g m mu st o lso co n tro l th e the depth of field ond the principles governing it
omo u n t o f l i g h t p o s s i n g th ro u g h to th e film o n d
these two foctors moy ot times work ogoinst eoch l. The depth of field is greoter os fhe distonceot her b e c o u s e ( l ) v i e w i n g -fo cu sin gsh o u ld b e u n d e r-
is increosed or the operture is stopped down,lo k e n o t t h e m o x i m u m o p e rtu re wh ile { 2 ) th e p ictu re
moy require o stopped-down operture. 2. The depth of field grows less os the distonce
The lens of TOPCON-PR is equipped with on ouro- is decreosed or the operture is enlorged, ond
mo t ic d i o p h r o g m w h i c h o l wo ys p e imits fo cu sin g . o t 3. The depth of field is greoter in the bockground
t he wide s t o p e r t u r e o n d t h e n o u to mo tico lly sto p s o n d less in the for egr ound.
down to the pre-determined operture for the octuol The depth of field should be increosed, os much os
s hot w i t h o u t o n y f u r t h e r mo n ip u lo tio n sth e in sto n t possible, by stopping down the operture rolher thonthe shutter is releosed.
increosing the distonce.
NOIE '
DEPTH OF FIELD SCAIE:Before viewing-focusing through the lens, fhe plostic
lens cop must be token off by grobbing the opposite Th e d e p th of field scole ( l l) on the lens bor r el is
edges of the cop with the fingers ond pulling. To used for oscertoining the depth of field quickly ond
ploce on the lens, simply push the center of the simply. The depth of field scole hos identicql
lens cop firmly. poirs of operture on both sides of the widest
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close os possible to the spot where the greotest
DEPTH OF FIELD TABLE:
shorpness is required.' As it is improcticol ond impossible to give occurole
The depth of field toble is bosed on the ossumption
figures on the limited spoce of the depth of field
lhot the circle of confusion is l/30mm. Since shorp-
scole, oll figures ore in round figures which is quife
ness of the depth of field is o highly debotoble
sufficient except for close-up shots. When occurote point, certoin stondords hove been ogreed upon
figures ore required the depth of field toble should os to whot is sufficient shorpness. ln this cose ony
be used. pin-point which is represented on the negotive by
It should be noted, however thot the shorpness of o dol with o diometer not exceeding l/30mm is
the picture does not obruptly end with the depth regorded os sufficiently shorp. The term for the
of field, nor is everything within this zone of equol d o t is " cir cle of confusion".
shorpness. The shorpness groduolly grows less FILM PLANE /NDICAIOR:
shorp, olthough for oll procticol purpose everything All distonces in the depth of field toble ore meosured
is of occeptoble shorpness within the porticulor from the focol or film plone to the subiect. This
depfh of field. Criticol pin-point shorpness,however, point is indicoted on the comero. by the morking
is only possible in the porticulor plone octuolly e to be found between the occessory shoe
focused ond, therefore, it is procticol to focus os (2 ) o n d the r ewinding knob ( 13) .
1 4View original page 18Page 21 · Read text
fused.FO CU S I N G T 'P S :
5. For sports shots, or oction shots, or for sudden
snop shots, use o suitoble zone focusing setting, l . For lo n g d i s t o n c e v i e w w i t h o u t o n y f o re g ro u n d
noted below, or experiment with o suitoble interest set lhe distonce to infinity ond the oper-
ture or f/5.6 or f l8; this will give moximum setting for speciol requirements. In generol, the
fo llo win g cover s o wide r onge of possibilities shorpness in lhe distonce.
while being quite simple ond eosily remembered.2. For londscopes with foreground inlerest, which
Set operture ot f/8 ond shutter speed ot l/250 require consideroble depth of field, focus on
the subiect ond on the forthest limit ond set the se co n d s for o br ight doy ( l/100 seconds for
slightly overcost doyl, olthough exposure will be disionce {igures thus obtoined on the dislonce
scole until they ore opposite identicol operture subiect to prevoiling conditions. Set distonce
numbers, use the operture ond distonce thus ot l0 ft ond the depth of field will be oboul
7.77 to 14.2 ft. obtoined.
3. For orchitecture work ond interior work use the Pre-focusing should olwoys be considered for
some method obove. In both coses, o smoll oction shots when existing exposure conditions
coll for o lorge operture with the required shutter operture is most common.
4. For portroit or close-up shots work with o com- speed. Since lorge opertures hove shollow
porotively lorge operture ond focus shorpiy on depth of field, zone focusing moy be impossible
the eyes. The shollow depth of field thus ot- in which cose focus on the spot the subiect will
poss ond snop the shutter ot the proper moment. t oin e d c on b e o c r e o t i v e t o o l fo r p lo cin g e m-
phosis ond dromotizing the center of interest; the
subiect will stond out, shorply defined, ogoinst
t he boc k gr o u n d w h i c h w i l l b e su b d u e d o n d d if-
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INFRA.REDINDEX SHUTTER
lnfro-red film is distinguished by the foct thot it is The TOPCON-PRis equippedwith o SEIKOSHASLV
sensitive to infro-red roys which ore not visible to between-lensshutter hoving speeds,which ore in-
the noked eye. dicoted on the shutter speed ring (9) os full
The subiects is very for out of focus when focusing n U m O e fS : -
is done by the usuol method ond, therefore, it is 1 112114tl8 1lt5 r/30 1160111251125011500
necessory to re-set fhe distonce figure (obtoined on se co n d s. T her e is B ( bulb) for tim e exposur es,olso.
the distonce focusing ring) to the infro-red index Time exposures, os well os slow speeds I to l/8
{ red c o lore d R ) o n t h e d e p t h o f fie ld sco le . Wh e n se co n d s should be used with o tr ipod, olthough
toking pictures with the infro-red film, suitoble filters sp e e d s o s slow os 112 seconds con be hond- held
must be used, especiolly for ortificiol illuminotions. with consideroble proctice.
Follow instructions on the film pockoge os the ex- The shutter speed is set by revolving the shutter
posure meter connot be used. rin g (9 ) u n til the oppr opr iote speed is opposite the
Infro-red film penetrotes hoze in toking distont lond- wh ite trio n gle index m or k. T he shutter is outom o-
sc opes ; d ro m o t i z e sw h i t e c l o u ds o g o in st b io ck clo u d ; tico lly co cked ond the diophr ogm opened fully by
is used to simulote moonlight effects on o sunny th e film winding lever , which olso odvoncesthe film
summer doy, etc., efc. o n d e xp o sur e counter / lower s the m ir r or ond opens
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the finder eye-piece blind. is olso effective os it will cotch the oction whrle
The shutter releose button (6) is depressed lo octi- b lu rrin g th e b ockgr ound.
vote lhe shutler, which first closes the shutter ond
SEI.F.I'MER :
linder eye-piece blind ond roises lhe mirror before
Th e se lf-timer is built into the SEIKOSHA SLV shut.
releosing lhe shutter.
ter ond the M-X-V switch is simply odiusted to V-sef-
SEIECIION OF SPEED: ting in order to octivote the self-timer. The self-
Selection of shutter speed is enrirely dependent time r p e rmits o deloy of oppr oxim otely l0 seconds
upon t he mov e m e n to f y o u r s u b ie ct, b u t e ve n fo r th e between the time the shutter button is pressed un-
some movement your selection of comero position til th e sh u tte r is octuolly r eleosed,thus ollowing the
will chonge the required shutter speed. Movemenl photogropher to olso get into the picture (of course,
towords or owoy from the comero con be token o tripod must be usedl.
ol o slower speed lhon movement ot right ongle to The self-timer moy be sei before or ofter film wind-
the comero, which requires lhe fostest speed, in in g le ve r o ct ion.
between coi'nero ongles require intermediote speed
f rom the obove f wo positions. For occentuoting
the movement, " ponning " or f ollowing oction with
fhe comero while using o comporotively slow speed
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\
COUPTEDSPEED/APERTUREACTION Fo r co rre ct use of the coupling system , t.r e shutier
speed should preferobly first be set on the lens
borrel. Next, setting the lig:rt volue number, by
For t h o s e w h o p r e f e r , t h e S EIK OS HA SL V sh u tte r
ro to tin g t he light volue/oper tur e r ing until the
ho s , b e s ide t h e b u i l t - i n s e l f-time r, o fre e co u p lin g
re o u ire d number is set to the block diom ond index
lig h t v o lue s y s t e m w h i c h p e rmits co u p lin g o f th e
o n th e b ottom of the lens bor r el, will outom ot-
speed ond operture for o correct exposure, by ico lly se t the cor r ect oper tur e ( for t,r e pr eviously
s imp ly s e t t i n g o l i g h t v o l u e n u mb e r to th e co me ro
se t sh u tte r speed) on lhe opposite or top side of
lens , ond e l i m i n o t e s m u c h o f th e fig u rin g in vo lve d
th e le n s b orr el ond the cor r ect exposur e will now
in setting fhe correct exposure.
hove been set.
The light v o l u e n u m b e r e x p r e sse sin n u mb e rs: lf the operture set in the obove instonce is noli l. T he om o u n t o n d c o l o r o f lig h t re fle cte d fro m . consistent with the required depth of field, or if the
\ t he s ub i e c t , d e p e n d i n g o n shutter speed must be chonged, odiusl the shutter
2. The seoson of the yeor, lhe time of doy, situo- speed ring one woy or ot,rer until tre required
f.Q t io n , w e o t h e r , o n d i s s u b ie ct to o p e rtu re is sel or the r equir ed speed is set. In
( 3. The film speed ond filter foctor e ith e r co se, the light volue/oper tur e r ing will m ove
The bot t om h o l f o f t h e l i g h t vo lu e /o p e rtu rerin g { 1 0 ) outomoticolly in coupled oction so fhot tlre bosic
'l 8, with eoch lorger e xp o su reo nd light volue num ber will not be chonged.a+ hos light volue numbers 3 to
d nu mber b ei n g t w i c e o s b r i g h t o s th e p re ce e d in g Ho we ve r, if it is pr efer r ed to fr ee the coupling
nu mber. T h e c o r r e c t l i g h t v o lu e n u mb e r is o b to in e d o ctio n it i s only necessor y lo use the light volue/t\t. by using o suitoble exposure meter on the occes- operture ring to set the operture insteod o{ odiust-
s o ry s h c e o r b y r e f e r r i n g to o su ito b le e xp o su re in g lh e sh utter speed r ing, or follow dir ections for
c h o rt . setting the operture ond speed os nofed previously,
20View original page 24Page 26 · Read text
HOLDING THE CAMERA 2 . V e r t i c o l: T u r n t h e l e v e r e n d o f t h e c o r n e r o u p w o r d s o r o u n d t h e o x i s o f t h e l e n s , h o l d i n g
T h e c o m e r o m u s t o l w o y s b e h e l d s t e o d y o n d q u i t e t h e c o m e r o w i t h o u t m u c h c h o n g e f r o m t h e h o r i -
s t i l l w h i l e r e l e o s i n g t h e s h u t t e r , o s t h e s l i g h t e s t z o n t o l p o s i t i o n m e n t i o n e d o b o v e .
v i b r o t i o n w i l l s h o w u p i n t h e n e g o t i v e s o n d e n l o r g e - T h e o d v o n t o g e o f t h i s v e r t i c o l p o s i t i o n , o s o p -
m e n t s w i l l b e i m p o s s i b l e . T h e e l b o w s s h o u l d b e p o s e d t o t u r n i n g i t o r o u n d t h e o p p o s i t e W o Y ,
p r e s s e d t o t h e b o d y o s m u c h o s p o s s i b l e w h i l e t h e i s t h o t t h e w i n d i n g l e v e r i s e o s i l y o c c e s s i b l ef o r
l e g s o r e s p r e o d w e l l o p o r t t o s t e o d y t h e b o d y . s p e e d y o c t i o n .
T h e f o l l o w i n g m e t h o d s o r e u s e d m o s t c o m m o n l y f c r N O T E ,
h o ! d i n g t h e c o r T ' r eo f: l . H o l d t h e c o m e r o f i r m l y b u t n o t t e n s e ' y l e o v i n g
1 H o r i z o n t o l : G r i p t h e f l l m w i n d i n g l e v e r e n d o f t r e s h u t t e r f i n g e r f r e e t o o p e r o t e t h e s h u t t e r
t h e c o m e r o w i t h t h e r i g h t h o n d , t , r e t h u m b o n r e l e o s e b u t t o n .
t h e l e v e r o n d t h e f o r e f i n g e r l i g h t l y c n t h e s h u t t e r 2 . P r e s s t h e s h u t t e r r e l e o s e s m o o t h l y o n d g e n t l y
r e l e o s e b u t t o n . o n d , u n d e r n o c i r c u m s t o n c e s ,i e r k o r s t r o n g l y
T h e l e f t h o n d s h o u l d g r i p t h e l e n s b o r r e l o n d p r e s s t h e c o m e r o .
f o c u s t h e c o m e r o . T h e r i g h t e y e s h o u ! d l o o k 3. U s e t h e t r i p o d f o r s l o w s p e e d s b u t , i f t h i s n o t
t h r o u g h t h e e y e p i e c e w h i l e t h e l e f t e y e i s o n p o s s i b l e , u s e o l l p r o p s o v o i l o b l e , s u c h o s w o l l ,
t h e s c e n e . choir bock, tree, etc.View original page 26Page 27 · Read text
CORRECTEXPOSURE ossistonce from o suitoble exposure chort, such os
o n p o g e 2 3 .
After sufiicient proctice hos been goined in hondl- It sh o u ld b e pointed out, however , ihot obtoining
ing the comero, the next step will be in octuol correct exposures with present-doy films is not too
pict ure -t c k in gf o r w h i c h d e c i d i ng lh e co rre ct e x- difticult for even the beginner becouse most com-
posure will be most imPortont. monly used films, excluding some color films, hove
Exposure is dependent on-- h ig h se n sitivi ty ond gr eot lotitude.
l. T h e s p e e d o f t h e f i l m For those who prefer to use the light volue system,
2. The brightness of the subiect co rre ct e xp o sur e will m eon lhot the cor r ect light
3 . A p e rt u r e vo lu e n u mb er m ust be obtoined ond set on the
lig h t vo lu e /o per tur e r ing. T he cor r ect light volue 4. Shutter speed
n u mb e r co n be decided by the photogr opher , bosedAll o b o v e f o c t o r s o r e i n t e r r e l o te d in d e cid in g th e
on his own experience/ or by using o suitoble ex-correcl exposure but omong the four, the bright-
p o su re me te r, or by r efer r ing to o suitoble ex-ness of obiect m-ust be decided by the photo-
p o su re ch o rt.
gropher, bosed on his own iudgement or experience
or by meosuringwith o suitoble instrument,such os the ln o n y co se , the exposur e chor ts for either m ethod
photo-electric exposure meter. The photogropher's sh o u ld b e stu died ot oll tim es in or der thot cor r ect
decision must toke into considerotion the seoson/ exposures con orwoys be decided on the spur of
weother, time of doy, light conditions, with some th e mo me n t.
www.orphancameras.com 23View original page 27Page 29 · Read text
FLASH PHOTOGRAPHY
l n m o d e r n f l o s h p h o t o g r o p h y t h e s h u t t e r f i r e s t h e
b u l b b y c l o s i n g t h e e l e c t r i c c o n t o c t o t t h e o p -
p r o p r i o t e m o m e n t o n d t h u s o l l o w s i n s t o n t o n e o u s
flosh shots with hond-held comeros.
T h e T O P C O N - P R h o s o s p e e d - s y n c h r o n i z e ds h u t t e r
w i t h s e t t i n g so f M o n d X w h i c h p e r m i t f u l l y s y n c h r o -
n i z e d f l o s h s h o t s o t o l l s h u t t e r s p e e d s u p t o t h e
f o s t e s t s e t t i n g o f I 5 0 0 s e c o n d s , w i t h o l l o v o i l o b l e
f l o s h b u l b s o n d e l e c t r o n i c f l o s h u n i t s .
F l o s h b u l b s o r e c l o s s i f i e d o c c o r d i n g t o t h e i r f i r i n g
d e l o y t i m e o r t h e t i m e i t t o k e s f r o m c o n t o c t u n t i l
p e o k b r i g h t n e s si s r e o c h e d , i . e . , t i m e - t o - p e o k . B u l b s
w i t h o t i m e - t o - p e o ko f 4 - 6 m i l l i s e c o n d s( o n e m i l l i -
s e c o n d i s I 1 0 0 0 s e c o n d s )o r e C l o s s F w h i l e b u l b s
w i t h o t i m e - t o - p e o ko f l 6 - . | 8 m i l l i s e c o n d os r e C l o s s
M b u l b s . E l e c t r o n i cf l o s h u n i t s h o v e o t i m e - t o - p e o k
o f 0 m i l l i s e c o n d .
T h e d i f f e r e n t s e t t i n g sf u l l y s y n c h r o n i z et h e t i m e - l o g
o f t h e s h u t t e r , i . e . , t h e t i m e r e q u i r e d f o r s h u t t e r F i g . 6
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to reoch fullest blode opening ofter contocl hos been The flosh unit is then connected to the comero by mode) with the time-to-peok of the vorious meons plugging the flosh coble into the flosh socket (8). of illumino t i o n . The setiing is odiusted simply by using the M-X-V X-setting: The shutter closes the circuil ot the s w i t c h ( 1 5 1 . instont when the shutter blodes ore fully opened. When not in use this switch should be set ot X. Therefore, the electronic flosh unit is synchronized FTASH EXPOSURE: ot oll shutter speeds up to l/500 seconds becouse The brightness of the flosh illuminotion decreoses the time-to-peok is zero ond shutter time-log is olso occording to the squore of the distonce, thus on zet o. T h i s s e t t i n g i s s u i t o b le fo r e le ctro n ic flo sh obiect six feet owoy receives only one-fourth the u n it s b u t c o n b e s y n c h r o n i z e d with clo ss F b u lb s o t light of on obiect ot o distonce of three feef. l/50 seconds ond slower ond closs M bulbs ot Distonce from flosh to obiect must therefore orwoys l/25 seconds ond slower. b e co re fu ll y consider ed in selecting the suitoble M -s e t t ing: T h e s h u t t e r c l o s e s th e circu it o n d sh u tte r operture for the shol. b lodes s t or t o p e n i n g o f t e r o l 6 -1 8 millise co n d stime - The correct operture is obtoined by dividing the lo g s o t h o t t h e b l o d e s o r e o t th e fu lle st o p e n in g guide number (bosed on shutter speed ond film speed only when peok intensity is reoched. This setting o n d fo u n d in instr uctionsfur nished with bulbsl by is suitoble for closs M bulbs ot oll speed, up to th e d isto n c e. F or exom ple, if guide num ber is 120 l/500 seconds,. closs F bulbs con olso be used ot in feet ond the distonce I 5 feet, the operture l/25 seconds ond slower. will be f/8. Flosh units should be used with o suitoble brockel This is bosed on the use of on efficient reflector fixed to the comerq tripod screw but o light in o room of overoge brightness. weight unit con be used on the top occessory shoe (21. The toble shows suiloble shutter speeds ond required 26View original page 30
Page 31 · Read text
settings for different types of flosh. kin kin g o s ther e is donger of shor t cir cuii
FIASH IIPS: otherwise.
For fuller enioyment of flosh photogrophy follow 4, Use flosh os fill-in outdoors for eliminoting
the simple tips listed below:- shodows or for pictures being token ogoinst lhe
l. Use fresh botteries. Weok botteries will not lighl source.
produce fhe light ot the required instont. Co- 5. When using flosh in o room with weok light,
pocitor flosh guns ore more consistent since do not loke room light into considerotion but
ignition is less dependenl on bottery power. expose strictly occording to the flosh bulbs.
2. Use proper flosh bulbs. Blue cooted flosh bulbs, 6. For bounce flosh, utilizing o light reflecting
like electronic flosh units, ore intended for use ceiling or woll, open the operture two or three
with doylight color film. stops to toke into considerqtion the reduced
3. Cleon oll contoct points of the bottery ond light volume.
bulbs ond hondle the coble with core to ovoid
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TOPCON ACCESSORIES
T h e T C P C O N - P R s y s t e m o f p h o t o g r o p h y i s c o m p l e -
mented by vorious useful occessories,which increose
t h e u s e uf l n e s so f t h e c o m e r o g r e o t l y o n d m o k e p i c t u r e -
t o k i n g o n e n i o y o b l e e x p e r i e n c e . T h e f o l l o w i n g
T O P C O N o c c e s s o r i e so r e s p e c i o l l y s u p p l i e d f o r t h e
u s e o f t h e T O P C O N - P R .
IOPCON FII.IERS, l'l 3&
F i l t e r sf o r p o n c h r o m o t i cf i l m s o r e u s e d f o r s e p o r o t i n g robco vl
c o l o r t o n e s w h i c h c o n n o t b e f o i t h f u l l y r e n d e r e d o s
seen by the humon eye ond olso for obtoining speciol
effects to high-light or dromotize pictures.
On the other hond, filters for color film ore used
f o r b o l o n c i n g l i g h t n o t s u i t o b l e f o r t h e f i l m b e i n g
u s e d o n d t o c o r r e c t c o l o r d e f i c i e n c i e s i n t h e
i l l u m i n o t i o n .
I t i s i m p o r t o n t t h o t o n l y r e l i o b l e f i l t e r s b e u s e d o s
o p o o r l y m o d e f i l t e r u s e d o v e r t h e l e n s w i l l o n l y pictures ond is importont for use in open outdoor
decreose the efficiency of the Topcor lens. scenes ond in ogoinst-the-lightshots. The snop-cn
I O P C O N I . E N S H O O D : lens hood is simply pushed on while the buttons
T h e l e n s h o o d i s u s e d t o e l i m i n o t et h e s t r o n g s t r o y on eoch side ore squeezed,- when pressure is re-
l i g h t s w h i c h e f f e c t t h e b r i l l i o n c e o n d c l o r i t y o f t h e l e o s e d t h e h o o d w i l l b e h e l d s t e o d i l y i n p o s i t i o n .
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