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National Stock Number:
6650-00-809-1817
Federal Supply Class:
6650
National Item Identification Number:
008091817
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:
| 6180382 | 03640 | LOCKHEED MARTIN CORPORATION | | 6180382 | 0B6S1 | INTERNATIONAL BUSINESS MACHINES CORP PARTS ORDER CENTER DEPT E - 54 | | 6180382 | 30874 | INTERNATIONAL BUSINESS MACHINES CORPORATION |
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Techincal Specification:
| ELEMENT RIGHT SURFACE RADIUS | 0.850 INCHES | | ELEMENT LEFT SURFACE RADIUS | 1.500 INCHES | | ABBE CONSTANT | 57.400 | | AXIAL THICKNESS | 0.500 INCHES NOMINAL | | BACK FOCAL LENGTH | 0.9026 INCHES | | DIAMETER | 1.250 INCHES NOMINAL | | EQUIVALENT FOCAL LENGTH | 1.0273 INCHES | | FRONT FOCAL LENGTH | 0.8073 INCHES | | FSC APPLICATION DATA | COMPARATOR,TOPOGRAPHICAL AIRCRAFT BOMBING FIRE CONTROL | | INDIVIDUAL LENS STYLE | DOUBLE CONVEX | | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-G-174, CLASS 1, GRADE A MIL SPEC SINGLE MATERIAL RESPONSE | | MATERIAL | GLASS OPTICAL | | SINGLE LENS STYLE | DOUBLE CONVEX | | REFRACTION INDEX | 1.5725 NOMINAL |
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