|
|
|
National Stock Number:
1240-00-759-6947
Federal Supply Class:
1240
National Item Identification Number:
007596947
Description:
WINDOW,OPTICAL INSTRUMENT
Detail:
A COLOR FREE ITEM OF TRANSPARENT OR TRANSLUCENT MATERIAL, USUALLY OPTICAL GLASS, HAVING SPECIFIC LIGHT DISPERSIVE AND REFRACTIVE PROPERTIES. THIS ITEM MUST HAVE TWO PLANE-PARALLEL SURFACES AND IS DESIGNED FOR USE IN AN OPTICAL INSTRUMENT TO PROVIDE A BARRIER TO FOREIGN MATTER AND/OR PERMIT LIGHT TRANSMISSION IN OR TO THE OPTICAL SYSTEM.
|
Manufacturer Information:
| 7596947 | 19200 | US ARMY ARDEC RDECOM |
|
Techincal Specification:
| BEVEL ANGLE IN DEG | 45.000 NOMINAL | | BEVEL DEPTH | 0.020 INCHES NOMINAL | | DISPERSION | 58.6 ANGSTROMS NOMINAL | | LENGTH | 3.930 INCHES NOMINAL | | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-G-174, GRADE C, TYPE 523-586 MIL SPEC SINGLE MATERIAL RESPONSE LOCATION NOT OTHERWISE SPECIFIED | | MATERIAL | GLASS OPTICAL LOCATION NOT OTHERWISE SPECIFIED | | POLISHED PERIPHERY | NOT PROVIDED | | POLISHED SURFACE | BOTH | | REFLECTION REDUCING SURFACE | BOTH | | REFRACTION INDEX | 1.5230 NOMINAL | | WIDTH | 0.930 INCHES NOMINAL | | THICKNESS | 0.156 INCHES NOMINAL |
|
|