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National Stock Number:
6760-00-880-5552
Federal Supply Class:
6760
National Item Identification Number:
008805552
Description:
METER,PHOTOGRAPHIC EXPOSURE
Detail:
AN INSTRUMENT WHICH MEASURES THE QUANTITY OF LIGHT REFLECTED FROM OR ON A SUBJECT IN EXPOSURE UNITS BY MEANS OF A PHOTOELECTRIC CELL. THIS FIGURE, WHEN USED IN CONJUNCTION WITH AN INTEGRAL TABLE OR A CALCULATOR, GIVES A SUITABLE EXPOSURE TIME AND LENS APERTURE FOR THE EMULSION SPEED OF THE NEGATIVE MATERIAL USED. SEE ALSO COMPUTER, PHOTOGRAPHIC EXPOSURE.
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Manufacturer Information:
| 130-010 | 90838 | BERKEY TECHNICAL DIV BERKEY PHOTO INC |
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Techincal Specification:
| ACCESSORY COMPONENTS AND QUANTITY | MERCURY BATTERIES 2,NECK STRAP 1 | | ANGLE VIEW | 30.0 DEGREES HORIZONTAL PLANE MAXIMUM AND 30.0 DEGREES VERTICAL PLANE MAXIMUM | | CALCULATOR TYPE | HAND-REVOLVING | | CARRYING CASE | PROVIDED | | GRADUATION INTERVAL | 1 | | HOUSING TYPE | ONE-PIECE | | OVERALL LENGTH | 3.750 INCHES NOMINAL | | OVERALL THICKNESS | 1.250 INCHES NOMINAL | | OVERALL WIDTH | 2.750 INCHES NOMINAL | | MATERIAL | PLASTIC HOUSING | | MEASUREMENT UNIT | EXPOSURE VALUE | | MULTIPLIER COVER | NOT PROVIDED | | SCALE MEASUREMENT RANGE | +0.016 TO 32000.000 | | SENSITIVITY RANGE | +0.016 TO 32000.000 CANDLES PER SQUARE FOOT | | USAGE DESIGN | MOTION PICTURE CAMERA OR STILL PICTURE CAMERA | | TELESCOPING HOOD | NOT PROVIDED |
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