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National Stock Number:
6650-00-382-1897
Federal Supply Class:
6650
National Item Identification Number:
003821897
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:
| 3000050 | 10001 | NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER | | LD172589GP125 | 06175 | BAUSCH & LOMB INC | | LD172589GP125 | 10001 | NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER | | LD172589GP125 | 27777 | L3 TECHNOLOGIES, INC. | | LD172589GP125 | 51455 | GEN-EL-MEC ASSOCIATES INC |
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Techincal Specification:
| ELEMENT RIGHT SURFACE RADIUS | -1.122 INCHES AND -3.228 INCHES | | ELEMENT LEFT SURFACE RADIUS | -1.122 INCHES AND 1.705 INCHES | | ABBE CONSTANT | 64.300 AND 36.600 | | AXIAL THICKNESS | 0.354 INCHES NOMINAL AND 0.118 INCHES NOMINAL | | BACK FOCAL LENGTH | 2.448 INCHES | | COMPOUND LENS EDGE THICKNESS | 0.189 INCHES NOMINAL | | COMPOUND LENS OVERALL AXIAL THICKNESS | 0.472 INCHES NOMINAL | | COMPOUND LENS STYLE | DOUBLET | | DIAMETER | 1.181 INCHES NOMINAL | | EQUIVALENT FOCAL LENGTH | 2.544 INCHES | | FRONT FOCAL LENGTH | 2.323 INCHES | | FSC APPLICATION DATA | FIRE CONTROL,TELESCOPE,MK 77,MOD1 | | INDIVIDUAL LENS STYLE | DOUBLE CONVEX AND MENISCUS DIVERGING | | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-G-174, CLASS 1, GRADE C MIL SPEC SINGLE MATERIAL RESPONSE | | MATERIAL | GLASS OPTICAL | | REFRACTION INDEX | 1.5170 NOMINAL AND 1.6210 NOMINAL |
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