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G. Calibrating the Model 12650-2 Star Tester

This procedure is a guide for a periodic calibration check of the Star Tester. The details of actual adjustments are included in a separate document. All readings should be within +0.03 stops or 3% of the specification. Any re-calibration must be done in the order shown. See your calibrator box specification sheet for actual readings.

Allow a minimum of 10 minutes of warm-up time before checking calibration. NOTE: * = Applicable to Model 636 Camera

SUMMARY

Manual

Reset

Adjustment

Star Tester Setting

Cal. Box Setting

Necessary?

Point

* 1. 640 FL.EXP.

B-STR-Pulse

Card 1 R4

* 2. ZLS

(Use Std.Camera)

Card 1 R6

* 3. Ambient 600

B-AMB-Pulse

Card 1 R5

4. 660 FL.EXP.

B-STR-Pulse

Card 2 R1

5. 610/620 FL.EXP.

C-AMB-Pulse

Card 2 R3

6. SX-70 Aper.

D-AMB-Pulse

Card 2 R4

7. Ambient 150

C-AMB-Pulse

Card 2 R2

8. Pronto! 3 Aper.

E-AMB-Pulse

Card 2 R5

* 9. ZLS (Amp-Sec)

A-AMB-Pulse

Card 3 R32

10. ZLS (Recycle Time) A-AMB-Pulse

Card 3 R25

Ambient 600

(Light level STD-

Via access

Adjust for 100 cd/sq ft)

hole in rear

panel of Tester

For steps 1 and 3 thru 10, connect the calibrator box to the Star Tester horn connector J1. Set the cal. box as indicated, press Reset on the Star Tester, then press Cycle on the cal. box. Note the appropriate readout on the Star Tester. Repeat when the Busy light is not lit.



SECTION 7 - 636 CAMERA TESTING WITH THE B-600 TESTER

CONTENTS

Page

A. B-600 Tester functions, controls & indicators 107

B. Model 636 Camera Testing: 109

1. Camera Test Specifications 109

2. Pretest Procedures 109

3. Test Procedures:

a. Flash Timing Aperture 110

b. Flash Exposure 112

c. Ambient Exposure 113

C. Model 636 Camera Adjustments (correcting

out-of-spec test results) 114

1. Flash Timing Aperture 115

2. Flash Exposure 116

3. Ambient Exposure 117

D. Calibrating the B-600 Tester 118




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