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National Stock Number:
6650-00-155-1749
Federal Supply Class:
6650
National Item Identification Number:
001551749
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:
| 278698PC6 | 10001 | NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER | | 278698PC6 | 64804 | BAUSCH AND LOMB INC OPTHALMIC INSTRUMENT DIV |
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Techincal Specification:
| ELEMENT LEFT SURFACE RADIUS | 241.4 MILLIMETERS AND -155.5 MILLIMETERS | | ELEMENT RIGHT SURFACE RADIUS | 159.9 MILLIMETERS AND 906.3 MILLIMETERS | | ABBE CONSTANT | 64.500 AND 36.600 | | AXIAL THICKNESS | 9.4 MILLIMETERS NOMINAL AND 5.3 MILLIMETERS NOMINAL | | BACK FOCAL LENGTH | 48.720 CENTIMETERS | | COMPOUND LENS OVERALL AXIAL THICKNESS | 19.1 MILLIMETERS NOMINAL | | COMPOUND LENS STYLE | DIALYTE | | DIAMETER | 51.0 MILLIMETERS NOMINAL | | EQUIVALENT FOCAL LENGTH | 44.580 CENTIMETERS | | FRONT FOCAL LENGTH | 48.070 CENTIMETERS | | INDIVIDUAL LENS STYLE | DOUBLE CONVEX AND MENISCUS DIVERGING | | MATERIAL | GLASS | | REFRACTION INDEX | 1.9170 NOMINAL |
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