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National Stock Number:
6650-00-155-1764
Federal Supply Class:
6650
National Item Identification Number:
001551764
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:
| 278694PC14 | 10001 | NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER | | 278694PC14 | 64804 | BAUSCH AND LOMB INC OPTHALMIC INSTRUMENT DIV | | 745659PC1 | 10001 | NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER | | 745659PC1 | 53711 | NAVAL SEA SYSTEMS COMMAND |
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Techincal Specification:
| ELEMENT LEFT SURFACE RADIUS | 22.1 MILLIMETERS AND -8.5 MILLIMETERS | | ELEMENT RIGHT SURFACE RADIUS | 8.5 MILLIMETERS AND 30.7 MILLIMETERS | | ABBE CONSTANT | 57.400 AND 36.600 | | AXIAL THICKNESS | 2.2 MILLIMETERS NOMINAL AND 1.1 MILLIMETERS NOMINAL | | BACK FOCAL LENGTH | 2.720 CENTIMETERS | | COMPOUND LENS STYLE | DOUBLET | | COMPOUND LENS OVERALL AXIAL THICKNESS | 3.3 MILLIMETERS NOMINAL | | DIAMETER | 5.0 MILLIMETERS NOMINAL | | EQUIVALENT FOCAL LENGTH | 2.700 CENTIMETERS | | FRONT FOCAL LENGTH | 2.760 CENTIMETERS | | INDIVIDUAL LENS STYLE | DOUBLE CONVEX AND MENISCUS DIVERGING | | MATERIAL DOCUMENT AND CLASSIFICATION | JAN-G-174 MIL SPEC SINGLE MATERIAL RESPONSE | | MATERIAL | GLASS OPTICAL | | REFRACTION INDEX | 1.5725 NOMINAL AND 1.6170 NOMINAL |
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