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National Stock Number:
6650-00-618-9398
Federal Supply Class:
6650
National Item Identification Number:
006189398
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:
| 1073970PC1 | 06076 | F AND H MFG CORP | | 1073970PC1 | 10001 | NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER | | 1073970PC1 | 14001 | GRAYCO OPTICAL CORP |
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Techincal Specification:
| ABBE CONSTANT | 64.500 AND 29.300 | | BACK FOCAL LENGTH | 7.580 INCHES | | AXIAL THICKNESS | 0.417 INCHES NOMINAL AND 0.091 INCHES NOMINAL | | COMPOUND LENS EDGE THICKNESS | 0.395 INCHES NOMINAL | | COMPOUND LENS OVERALL AXIAL THICKNESS | 0.508 INCHES NOMINAL | | COMPOUND LENS STYLE | DOUBLET | | DIAMETER | 1.298 INCHES MINIMUM AND 1.299 INCHES MAXIMUM | | EQUIVALENT FOCAL LENGTH | 8.476 INCHES | | FRONT FOCAL LENGTH | 9.109 INCHES | | FSC APPLICATION DATA | RANGE FINDER,FIRE CONTROL | | INDIVIDUAL LENS STYLE | DOUBLE CONVEX AND DOUBLE CONCAVE | | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-G-174, CLASS 1, GRADE C MIL SPEC SINGLE MATERIAL RESPONSE | | MATERIAL | GLASS OPTICAL | | REFRACTION INDEX | 1.5171 NOMINAL AND 1.7200 NOMINAL |
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