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National Stock Number:
6760-00-839-1174
Federal Supply Class:
6760
National Item Identification Number:
008391174
Description:
LENS,PROJECTION
Detail:
THIS LENS IS DESIGNED FOR USE AS AN OBJECTIVE LENS IN MOTION PICTURE, FILM STRIP, OPAQUE, SLIDE, AND OVERHEAD PROJECTORS. IT WILL BE USED AT FINITE MAGNIFICATION AND WILL HAVE A FLAT FIELD. THIS TYPE OF LENS USUALLY DIFFERS FROM A LENS (3), ENLARGER, IN THAT IT IS FASTER, COVERS A SMALLER FIELD OF VIEW, AND HAS LESS CORRECTION OF ABERRATIONS.
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Manufacturer Information:
| 680-40-15 | 07055 | BESELER, CHARLES CO INC |
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Techincal Specification:
| ACCESSORY COMPONENTS AND QUANTITY | 1 CAP,LENS | | BASE MOUNTING TYPE | SLEEVE | | FIELD VIEW COVERAGE | 8 IN. BY 10 IN. FIELD OF VIEW COVERED | | LENS FOCAL LENGTH | 1.500 FEET NOMINAL | | OVERALL DIAMETER | 5.3750 INCHES NOMINAL | | OVERALL LENGTH | 6.1875 INCHES NOMINAL | | MOUNTING CHARACTERISTIC | MOUNTED | | MOUNTING PROVISION FOR WHICH DESIGNED | BARREL | | SPECIAL FEATURES | AIR TO GLASS SURFACES ARE ANTI-REFLECTION COATED |
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