|
|
|
National Stock Number:
6760-00-297-3408
Federal Supply Class:
6760
National Item Identification Number:
002973408
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.
|
Manufacturer Information:
| MILP49 | 81349 | MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M | | PH672PFP1 | 80058 | JOINT ELECTRONICS TYPE DESIGNATION SYSTEM |
|
Techincal Specification:
| FIELD VIEW COVERAGE | 16 MM SINGLE FRAME FIELD OF VIEW COVERED | | FOCAL LENGTH CONVERTIBLE FEATURE | NOT INCLUDED | | MOUNTING PROVISION | BARREL | | OVERALL DIAMETER | 2.062 INCHES NOMINAL | | OVERALL LENGTH | 5.500 INCHES NOMINAL | | LENS FOCAL LENGTH | 4.000 INCHES NOMINAL | | LENS BOARD | NOT INCLUDED | | LENS SPEED CONVERTIBLE FEATURE | NOT INCLUDED | | LENS SPEED FOR WHICH DESIGNED | F/1.6 RELATIVE APERTURE SPEED | | MOUNTING CHARACTERISTIC | MOUNTED | | SPECIAL FEATURES | COATED LENS |
|
|