Flashes & lighting
Flash Bulb Nikon BC-5 User manual
User manual for Flash Bulb Nikon BC-5. 26 pages in English. Read the original PDF, download or print a copy without registration.
26 pagesEnglish1.7 MB PDF
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Document details
- Brand
- Nikon
- Model / document
- Flash Bulb Nikon BC-5
- Document type
- User manual
- Language
- English
- Pages
- 26
- File size
- 1.7 MB
- Category
- Flashes & lighting
- Document date
- Not specified in catalog
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Page 3 · Read text
NIKON FTASH UNIT BC.5
The BC-5 FloshUnir mokesperfect electricol conneclionwith the flosh lerminol on lhe
Nikon comeroonly by slidingdirecrly (in the Nikon model 52, 53, 54 or SP)or by oid of
on odopter coupler(in rhe Nikon model F) into the comero'soccessoryshoe, eliminoling
the need for o connecfingcord.
Insertingof o flosh bulb into fhe socketchorgesinstontoneouslythe copocitorio offord
full power to the bulf. The unit ir equippedwith o test buiton for checkingthe flosh
bulb ond circuit (includingbotfery ond copocitor).
The Uuit lokes bulbsof regulormidgetSwon-bosetipe or pinlessminioturetype. Eottery
is o 22.5 volt for photo f,orh (EVEREADYTypc 505)
The fon-fold refleclor tilts bockwordsfor bounce flosh. A diol exporure colculolor
provided on lhe bock of the unit qllows of eory ond correcl determinotionof lhe
exporure.
www.orphancameras.comView original page 3Page 8 · Read text
INSERTINGTHE BATTERY
l . Remove the bock cover of the unit by depressing the releosing clip downwqrds. €
2. Pfoce o 22,5 volt bottery of BC type inside ihe unit, with its plus end turned upwords
ond the minus end downwords. The morkings inside indicote the direction toword
which the bottery should foce. When looding the bottery, the vinyl tope ottoched
to the copocitor cover should loop under the bottery to focilitote its removol.
3. To chonge the copocitor, first remove the bottery. Then, by depressing the copocitor
cover releose clip, toke out the copocitor cover ond the copocitor will eosily be
removed. The copocitor should be of the type mode for exclusive use with the Nikon
BC-4 or BC-5 Flosh Unir.
4. To reploce the copocitor, reverse the obove procedure. lt is importont thot the
copocitor should be ploced in the cose, pushing up the spring plote found inside ihe
righthond top of the copocitor cdse, with its ptus end turned upwords ond minus
end downwords. Be sure thot the smoll metol tongue ot the top of the copocitor
qoyer fits into the squore hole ot the top of the copocitor cose.
u-":li +r+* ;,x. -;-As:,:.....i*d*; JView original page 8Page 9 · Read text
ATTACHINGTHE F1ASHUNIT TO THE
NIKON CAMERA
R e l c o s i n gC l i p I ' When using the flosh unit BC-5 on the Nikon
S series comero, slid the f losh unit into the
occessory shoe os for os it will go.
The BC-5 flosh unit is mounted on lhe ocies-
sory shoe of the Nikon F by meons of the
coupler. Slide the coupler forwords into
the comero's occessory shoe, ond then slip
the flosh unit into the coupler, while depres-
sing the releosing clips on both sides of the
unit.
2. The unit is now secured in ploce ond the circuif
of the flosh unit will outomoticolly be con-
nected to the flosh terminol of lhe comero.
3. To remove the flosh unit, slide the flosh unit
out, while pushing lhe releosing clips on bolh
sides.
www.orphancameras.comView original page 9Page 10 · Read text
ADJUSTINGTHE CONTACTPIN
When the unit is ottoched to the comero,
Co n to ct Ad iu stin g the contoct pin ot the bottom of the unit S cre w
should touch the f losh terminol of the
comero. lf it doesn't, turn f he contoct
odiusting screw by meons of o poinled tool.
Turning to the left lowers the pin ond turn-
ing to the right roises it.
Coution : Do not force the pin too tightly
ogoinst the f losh terminol of the
comero.View original page 10Page 11 · Read text
CI{ECKINGT}IE CIRCUIT
When the comero is not looded with film,
l. Mount the f losh unit onto the comero
ond wind up the shutter.
2. Before inserting the f losh bulb into the {
socket, keep pushing the white circuit 'l " & .
testing button for o few seconds.
3. Thereofter, while depressing the white
testing butlon, push the shutter releose
button on the comero.
4. lf ihe inside test bulb glows (visible
through lhe tronsluscent bock cover), it
indicotes fhot the circuit is functioning
properly. lf the test bulb doesn't light,
see inslruclions on poge 9.
When the comero is looded with film,
put the f ront cop on the comero lens prior to the obove checking. And when the checking
hos been finished, wind up lhe shutter in the rome woy os for double exposure (see lhe
comero's instructions).
www.orphancameras.com
\,-View original page 11Page 12 · Read text
In cose lhe test bulb does nol light in the previous checking,proceed os follows:
l . Adiust the protrusion of the contoct pin by turning the
contoct odiusting screw (See poge 7l..
2. lf the test bulb does not glow, keep pushing the circuit
testing button for o few seconds. Thereofter, push
the chorge testing button.
3. lf the test bulb still does not glow, reploce the bottery
with o new one.
4. lf , ofter the replocement, the bulb does not light ogoin,
chonge the copocitor or the test bulb. Either of them
should be of the type mode f or exclusive use with the
Nikon BC-4 or BC-5 Flosh Unit.
N o t e : T h e f l o s h b u l b m o y p r o p e r l y f i r e , e y e n t h o u g h
t h e t e s t b u l b i s i m p o i r e d .
I n c o s e t h e t e s t b u l b s t i l l d o e s n o t l i g h t o f t e r t h e
obove procedures, bring the unit to your deoler
for repoir. Do not ottempt ony dismontling of
t h e f l o s h u n i t .View original page 12Page 13 · Read text
r0 OPENING THE R.EFLECTOR.
Spreod out or fold up the ref lector by holding the
grip ot one end blode. When fully opened, both
ends of the ref lector ore to be hooked together.
www.orphancameras.com
\View original page 13Page 14 · Read text
ATTACHING FLASH BULB t l lf the flosh bulb is of regulor midget Swon-bose type, p u s h t h e b o s e i n t o t h e s o c k e t o s f o r o s i t w i l l g o , f i t t i n g the pins on the bulb into the two slots on the socket. lf fhe bulb is of pinless type, insert the bose of the bulb into lhe center hole of the socket os for os it will go.View original page 14
Page 16 · Read text
RETIOVING TI{E FTASH BULB 13
To removethe flosh bulb from the unit, push the bulb
eiector butlon.View original page 16Page 18 · Read text
Exomple | : Uslng FP clqss bulbs wlth blqck-ond-whlre fllm
Flosh bulb used : G. E. No. 6, Sylvonio FP-26,Mozdo No. 6
or West No. 6
Shutter speed : I lt2s
Film speed roting : ASAr 00
Distonce lo obiect : | 0 ft. or 3m.
Set the ASA index | 00 in block on the
shutter speed | 1125.
The f-stop to use ot | 0 ft. or 3m. is F : | |View original page 18Page 20 · Read text
l 7
Exomple 3 : Uslng n2 bulbs wlrh block-ctnd-whlre fllm
Ffoshbulb used: G.E. M2, Sylvonio M-2 or Mozdo 2'M (TOSHIBAI
Shutterspeed: l/30
Film speed roting : ASA | 00
Distoncelo obiect : | 0 f t. or 3m.
Set the ASA index | 00 in blqck on the
index dot (for B-l /301locoted neor | 1125.
The f -stop lo use of l0 f t. or 3m. is F : | |View original page 20Page 24 · Read text
TITTING REFLECTOR,FOR BOUNCE FTASH 2
The refleclor of rhe BC-s Flosh Unit con be tihed upwordr ond bockwordr through on
ongle of 135 degrees for bounceflosh ond held ot ony ongle by thc clockwire lurning
of the locking.knobon the side.
The flosh light reflected from lhe woll or ceiling gives o much :ofter lighring thon thc
direct frontol lighi. However, qs the inlensity of the reflected light is much reduced,
it is necessory lo increoseexposureover lhe direct melhod by the foctor os shown in
the following exomples:
Position of
ref lector
2 stop 3 stop f/number normol morkingsup morkingsup
For exomple f : l l f : 5 . 6 t z 1
Note : The obove f igures ore not olwoys criticol ; the proper exposure
depends upon ref lective nolure of ?he surroundings ond distonce
of the woll or ceiling. Color efrcect in color photogrophy is olso
influenced by the color of the surroundings to some extent.View original page 24Page 25 · Read text
22 syNcH. SELECToRSETTINGoN NIKoN F, s3, s4
OR SP FOR VARIOUS TYPESOF FTASHBULBS
Smoll FP, M or F closs bulbs ore recommended for use with the Nikon. When
the smoll FP or M bulb is used, select the color dot fhot motches lhe colored
numbers on the shutter speed diol" For exomple, o shutter speed shown in green
will motch with the green dot.
When using F closs bulbs, the color of the " F " figure must coincide with the color
of the shufter speed being used.
For setting the correct lens operlure, determine the " Guide Number " by use of
fhe exposure colculotor on the flosh unit.
www.orphancameras.com
h r-"r*ue..' ,;ii"i.il.,-.s,.,,View original page 25From the M. Butkus archive. Original publisher and archive notices are retained.
Check the model and edition against your equipment.
PDF verified 2026-10-10.