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National Stock Number:
6650-00-941-1304
Federal Supply Class:
6650
National Item Identification Number:
009411304
Description:
LENS,OPTICAL INSTRUMENT
Detail:
An unmounted, transparent, color free lens which may be treated with a low reflection coating to increase light transmission. Includes single and compound elements. For items having two plane parallel surfaces, see WINDOW, OPTICAL INSTRUMENT. Excludes RETICLE, OPTICAL INSTRUMENT.
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Manufacturer Information:
| 107B7931P1 | 89954 | BAE SYSTEMS CONTROLS INC. |
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Techincal Specification:
| ELEMENT LEFT SURFACE RADIUS | -6.256 INCHES | | ELEMENT RIGHT SURFACE RADIUS | 1.043 INCHES | | ABBE CONSTANT | 64.400 | | AXIAL THICKNESS | 0.250 INCHES NOMINAL | | BACK FOCAL LENGTH | 1.898 INCHES | | DIAMETER | 1.125 INCHES NOMINAL | | EQUIVALENT FOCAL LENGTH | 1.923 INCHES | | FRONT FOCAL LENGTH | 1.776 INCHES | | FSC APPLICATION DATA | SIGHT OPTICAL,AIRCRAFT GUNNERY FIRE CONTROL | | INDIVIDUAL LENS STYLE | DOUBLE CONVEX | | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-G-174, CLASS 1, GRADE C MIL SPEC SINGLE MATERIAL RESPONSE | | MATERIAL | GLASS OPTICAL | | REFRACTION INDEX | 1.4740 NOMINAL | | SINGLE LENS STYLE | DOUBLE CONVEX |
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