Light meters
SEARS TOWER METER User manual
User manual for SEARS TOWER METER. 7 pages in English. Read the original PDF, download or print a copy without registration.
7 pagesEnglish0.7 MB PDF
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Document details
- Brand
- Sears
- Model / document
- SEARS TOWER METER
- Document type
- User manual
- Language
- English
- Pages
- 7
- File size
- 0.7 MB
- Category
- Light meters
- Document date
- Not specified in catalog
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Page 2 · Read text
GUARANTEE
Your TOWER Exposure Meter HOW TO USEYOUR
is o delicotely ieweled instru-
ment ond should be hondled
corefully. However, engineer-
ing excellence hos given it
sturd iness to withsto nd mo ny
yeors of ordinory use. Any oul otx * To$t€fr1),.^,,.^.* defect in moterio I or work-
monship which oppeors within
90 doys of dqte of purchose will be serviced free of chorg€, EX POSU RE
providing the meler hos not ' been tompered with, mishon- METER
dled or olherwise domoged.
Return il directly to source A precision instrumenl
from which it wos purchosed. occurotely designed for
W h e n s h i p p i n g m e t e r b e use with blqck ond Yvhite
coreful to pock it in of leost or color film. I inch of cushioning moleriol
o ll oround.
TOTTERPHOTOGRAPHI(TQUIPTTIITIS
Doteof Purthose soLD olttY 8Y stAls, R0EBUGKAllD c0.
Striieor lul.0.HouseView original page 2Page 3 · Read text
Your TOWER Exposure Meter is o
precision instrument, occurotely
designed o n d m o n u f o c t u r e d t o
Seo rs own lo borotory specifico-
tions. lt wif l be of greot ossistonce
in determining correct exposures
for bfock-ond-white os weff os
color film, either indoors or out,
with stifl or movie comeros. lt will
serve you best if you thoroughfy
oequoint yourself with its feotures
ond its use.
THTIUIETTR
This is o photo-electric type ex-
posure meter which meosureslight
reflected by the scene to be pho-
togro phed. A light-sensitivephoto-
electric cell is mounted behind the
rectongulor window in front of the
F O R M N O . 2 3 6 2 L I T H O I N U . S . A . meter ond is tipped down to mini-
mize "tky" reodings in outdoor
www.orphancameras.comscenes. light folling on the cell isView original page 3Page 4 · Read text
c h o n g e d i n t o e l e c t r i c o l e n e r g Y THECOMPUTERDIAI
which moves pointer on scole. The (lllustroted ot left)
meter is occurote throughout the
e n t i r e r o n g € , w i t h e x t r c l o r g e
The computer is designed for bothscqle divisions for greotest leg-
ibility in the region of oll normol clority ond eose of operotion. lt
light volues. hos o movoble outer ring ond o
6q q0 32 fixed center disc. The numbers on
the movoble ring morked LIGHT
VALUE ore to be used opposite
the ASA INDEX numbers on the
fixed disc; the f/STOPS ore of woys
used opposite TIME numbers (shut-
ter speeds). TIMES <lre given for
oll types of comeros, including
| /r, r /9, 1/20, | /40, t /60 ond
| / 5 O O f o r t h e T O W E R N i c c o ,
Leico, Mercury, etc.; these TIMES
ore the unnumbered lines os ex-
ploined in the illustrotion of left.View original page 4Page 5 · Read text
photogro phed (see illustrotion).
Be coreful to oim below the hori-
zon for outdoor pictures. Observe
the LIGHT VALUE indicoted by
pointer on scole.
MAKT YOURCOMPUTATIO}I
Now turn movoble ouler ring of
computer un t i f i n d i c o f e d L I G H T
VALUE is opposite proper ASA
USE OF TTETER INDEX number on ftxed center
ADJUSTZERO tdisc.h e n Allo p pofe o rrheo pf/STOPSp o s i t e gwhichi v e n tlThe pointer should olwoys rest ot TIMES (shutter speeds) ore exoct
zero when meter is held horizonto I settings for correct exposure. Sim-ond no light is folling on cell. lf il pfy choose o combinotion of TIME
not, it should be reset (in subdued ond f/STOP which con be motched
light) by closing cell window with to your comero settings,ond toke
your hond ond turning ADJ. ZERO your picture.
screw slightly in one direction or
the other until pointer rests on Exomple: Srppose you ore using
zero. film with qn ASA INDEX of 64
doylight, ond your LIGHT VALUE
AIM THEMETER for on outdoor scene is 6. Move
Hold meter firmfy in pof m of hond outer computer ring until LIGHT
of obout woist level ond point VALUE of 6 is opposite ASA
cellwindow end toword sceneto be |NDEX of 64 on fixed disc. One of www.orphancameras.comView original page 5Page 6 · Read text
rle nir ond f/STOp combino- reclions give you hinls os lo tech-
tions will be l/25 or t/l l; on- niques you con use under vorious
other is | /5O ot If 8, etc. Alwoys condilions.
clroose the combinotion thot con be
set most occurolely on your comero. I]IDOORPICTURES
This meter is iusf os occurole ondOn occosion you moy wonl lo use eosy to use for correct exposure o porliculor TIME for which the with ortiflciol light indoors os it ircompuler giver o setting lhot follr with nolurol light ouldoors. Simply belw een t wo o c t u o l f / S T O p S opply the Tungsfen ASA INDEX of
morked on your comero. In ruch your film when using photofloodcoles you con sofely set the f/slop lomps or ony ofher ortificiol light.indicolor on your comero between Compute os before.lhe lwo f/STOP morkings. As in
fhe obove exomple, if o TIME of rvl0vlEs l/10 is desired, lhe indicotor on your When movie comero usingyour comero con be moved one- (16 per fromes ol normol speedlhird of the woy trom t/ | 6 toword recond), your TIME ir generollyI/22i ond you would tor | /5OO I /30 second (check your comerqmove the indicoior one-third of monufoclurer's specificofions ?o bethe woy from t/2.8 towords tf 2, cure). Compute your movie ex-elc.
po3ure os oullined eorlier but
The obove inrlruclions give you olwoys sel your lens lo the f ,1STOP
lhe fundomenlols of ochieving cor- which oppeors opposile I /30 on
recl exposure with your TOWER the compufcr diol. For slow mo-
Exposure Meler. The following lion (32 fromes per second) openView original page 6Page 7 · Read text
co lo r. A fte r to kin g lh e UGHT
up one tull l/stop; or close your VAIUE reoding, compule og br:-
lens one full f/stop when shooting fore.
ol 8 fromes per second.
EXCLUS'VE
FIlTTRS fowEn ilEno ntDEx
When using o ftlter over lens of For your convenience, o fllm index
comero with block-ond-white film, chort on the bock of the meler
lhe effective ASA INDEX of the showr ASA INDEXES of the more
film will be reduced by the foctor populor fflms, with exlro spoce lo
of the fflter used. lf o filter hoving moke o memo recording of ony
o foclor of 2 is used with o film other fflm of your preference.
with on ASA INDEX of 100, rhen
the effective index of the film is
cut in holf, or 50, etc.
cot0R cAUf,ofl
Color film does not hove the loti- In cold weother the glosr
tude of block-ond-white film. For over scole on top of meter
lhis reoson il ir desiroble lo ovoid moy become elecfrified
loo much controsl, such os deep ond lhe pointer moy not
shodoyvs ond bright spols in lhe move freely. To climinots
rome color piclure. Toke your light lhir cffecf, timply brcothereoding on the cenfer-of-interesl. on the glots.
But if it is loo for owoy, then toke
o close-up reoding on o neorby
o b i e c l w i l h s i m i l o r l i g h t www.orphancameras.como n dView original page 7Related documents and language editions
From the M. Butkus archive. Original publisher and archive notices are retained.
Check the model and edition against your equipment.
PDF verified 2026-10-10.