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National Stock Number:
6650-00-796-9951
Federal Supply Class:
6650
National Item Identification Number:
007969951
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:
| 1575530 | 10001 | NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER |
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Techincal Specification:
| ELEMENT LEFT SURFACE RADIUS | 13.0 MILLIMETERS | | ELEMENT RIGHT SURFACE RADIUS | 0.0 MILLIMETERS | | ABBE CONSTANT | 64.500 | | AXIAL THICKNESS | 4.5 MILLIMETERS NOMINAL | | BACK FOCAL LENGTH | 2.213 CENTIMETERS | | DIAMETER | 16.5 MILLIMETERS NOMINAL | | EQUIVALENT FOCAL LENGTH | 2.510 CENTIMETERS | | FRONT FOCAL LENGTH | 2.510 CENTIMETERS | | MATERIAL | GLASS OPTICAL | | REFRACTION INDEX | 1.5170 NOMINAL | | SINGLE LENS STYLE | PLANO-CONVEX | | SPECIAL FEATURES | GLASS OPTICAL SURFACES TO BE COATED WITH REFLECTION REDUCING FILM |
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