LENTAR PR-66 User manual

TENTAREXPOSUREMETERMODEI PR.66
HOW TO USE LENTAR MODET PR.-66

l. Turn the ASA/DIN setting koob until the index numberof the film looded    -

   in your comero oppeoresin the ASA/DIN index window.     Film speed

   rotings ore furnishedon instruction sheet pocked with stondord of film.

2. Pointingthe meter ot the subiect,press the ON/OFF switch,the pointer

   will swing to the right ond when it hos come to o complete stop, motch

   the pointer with the upper guide,pointerby turning the outer diol.

3. You mo), now set your comero by using ony combinofionof lens opening        i

   (f-stops) ond shutter speedsos indicoted.

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4.lf  yovr comero is colibrotedin the EV-LVSscole,reod the numberin the

      EV windowonly.

I     5. For movie,reod only the F-stop correspondingto the number of  fromes
        per second.

      6. The type of picture )rou ore toking should be consideredin selecting the
        shutter speed ond lens opening.For exomple;on oction picture requires o

        foster shufter speed.A ocenic shot needsgreoter depth of focus which is

       obtoinoblefhrough o smoller lens opening(lorgef-stop number).

Checking rhe bottery

Undernormolcondition,the mercurybottery (Mollory RM-625 or  equivolent)
suppliedwith the meter hos o life  I t   to 2 yeors. Check the condition of
the bottery from time to time os follows;press the Bottery CheckerButton

on  f he bock of the cose without, however,touching the ON /OFF switch.  lf
the bottery is good,the pointer will rest on the B.C. mork, But if the poin-

ter stops short of the B.C. mork, the bottery strength is insufficientto reoch

the correct meosurementond must be reploced.

To reploce the bottery, turn the bottery comportmentcop on the bock of
the cose to "O"  mork. Insert o fresh cell wifh the plus(*)  mork focing

outword ond check it os describedobove.

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3. CdS photo cell
                                          Botter.y comportment cop
       4.  Pointer

       5.  Guide pointer

       6.  Bottery checker mork



ff=--  e.  ASA/DIN seffing knobi





                                                     | 4.  Zero odiustmentcontrol screw

Zero Point Adiustment

Occosionollyyour rneter moy need odlustment. When checking f he pointer
zero control,do not press fhe ON/OFF switch.The pointer should then come
to rest on the zero index ot the extreme left of the meter (OFF position),
if not, set fhe pointer to the zero index by turning the Zero  Adiustment
Control Screw (locoted ot the bocksidemeter) either clockwiseor counter-
clockwise.

Mointenonce

The Model PR-66  is o high precision instrument ond should be hondled with
core. Avoid sudden shock ond exreme moisture prolong the  life of your meter.

No other mointenonce is needed sove on ocosionol bottery replocement ond

zero  poini odiustment.
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