Walz Waltz P-2 Light Meter User manual

THE WALZ P.2
  EXPOSURE METER is o 'precision
     photo-electric meter which provides o direct
    reoding of the EV (Exposure Volue) or LV
      (t-ight Volue) number on comeros with EV or
   LV settings ond oll lotest model Poloroid
     Lond Comeros.
   The full outomotion & simplicity of these
    comeros con be fully enioyed only when used
     in connection with the Wolz P-2 Meter.


   EV Number ond LV number ore exoctly the
   some. The "EV" nomencloture hos been
    odopted by the ASA (Americon Stondords
     Associotion) os the stondord "Exposure Volue"
    System. The "LV" nomencloture is used on
    most foreign comeros for o stondord "Light
    Volue" System. Both System ore indenticol.
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I e Set  f ilm speed
   Turn the knob on the side to the ASA Exposure
    Index Number (film Speed) for the film you
   ore using. The Exposure Index Number is given
    in the film instruction sheet os well os in the
    Film Speed Chort in this folder.





 ASA Exposure  Index
   Film speed            Film
  ASA r0..      Kodochrome Doylight Type.
  ASA 32..      Kodocolor, Anscochrome,
                       Ektochrome.
   ASA 160..      Super Ektochrome
   ASA 2OO .  ,     Kodok Tri-X, Poloroid Type
                     32, 42 & 43
   ASA 400..       Poloroid Type 44, llford HPS
   ASA 3000.    New Poloroid Film

::      2. Point meter of subiect-
              downword slightly.
    Point the meter ot your subiect motter downword
     slightly to ovoid excessive overheod skylight or
    sun which moy effect the reoding. When possible
     it is desiroble to hold the meter obout five
    inches from your subiect motter or os closely
   os possible without costing o shodow. Alwoys
    ovoid costing o shodow on the subiect motter.
   When the subject motter connot be opprooched
     it is often desiroble to ploce the polm of your
   hond obout five inches in front of the photo-
    cell window in such o woy os to reflect the
   some light os thot folling on the subiect.





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3 A. Set Comero to "EV-LV" Number
               indicqted by needle.
 The needle will immediotely directly indicote
 the exoct "EV-LV" Number to use.     Set the
  shutter on your comero to this number ond
 you'will hove o perfect exposure. After you
 hove set this number on your comero, you con
 move the interlocked or cross-coupled shutter
  diol on your comero to ochieve ony combino-
 tion of f:stops ond shutter speeds desired
 without chonging the bosic exposure provided
 by the "EV-LV" number.

3 B. Set your Poloroid Comero shutter:
       to the "EV" Number indicoted
       by the needle.
       The needle will immmediotely  directly
         indicote the exoct "EV" number to use.
        Set the shutter on your comero to this
       number ond you will hove o perfect
         exposure.





     NOTE: lf your Poloroid Comero is one of
        the older models with Poloroid Number
                       subtroct 8 from the EV           I thru 8 iustwww.butkus.us
       number indicoted on your meter.

CONVERSION CHART TO ADDITIONAL FILM SPEEDS

       Speed         EV Number
  ASA 16  516     8lel1oll1l12
  ASA 50       e lr0ltlll2lrglr+
  ASA 80   j8  e lt0ll1ll2lrslr+lrs
  ASA  r 00  8le l1ol11l12l13lt4ll5
  ASA 200           rl lr2l13l14ltslt6
  ASA 8OO       12  l3  I t 4 I 15 I 16 I t 7 | 18
   ASA  r 000    r2lr3  14llsl15l17l18lle
   ASA 2000    r3  j 14 I l5  | l6  | t7 l18l le  i 20

   ln ihe event you wish to use your P-2 Meter
  with film speeds not on the diol you con convert
  the "EV" number reoding on your meter to
  other film speeds by using the obove chort.
  For exomple; Set Meter to ASA 200; if needle
  reods EV-12 ond you wish to convert to ASA
  16 Film; refer to the chort you con determine
  thot EV-8 should bewww.butkus.usused with ASA 16 Film.

THE ZERO ADJUST





The pointer of the instrument should point to
the "0" mork on the chonnel when there is no
illuminotion on the Photo Cell Window. The
meter is properly "0" odiusted before leoving
the foctory. This odiustment will normolly remoin
correct for mony yeors. However, should there
be some necessity to re-odiust the "0'r setting
remove the occessory shoe from the bock of the
meter, by meons of removol of the two hold-
down screws. Below the occessory shoe will be
found the "0" odiust screw. Turn the "0"
odiust screw to chonge the position of the pointer.
Be sure there is no illuminotion on the photo
cell window when odiusting to "0"