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National Stock Number:
6650-01-079-3015
Federal Supply Class:
6650
National Item Identification Number:
010793015
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:
| 12278940 | 19200 | US ARMY ARDEC RDECOM |
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Techincal Specification:
| ELEMENT LEFT SURFACE RADIUS | 0.0 MILLIMETERS | | ELEMENT RIGHT SURFACE RADIUS | 68.6 MILLIMETERS | | ABBE CONSTANT | 64.200 | | AXIAL THICKNESS | 5.2 MILLIMETERS NOMINAL | | DIAMETER | 51.0 MILLIMETERS NOMINAL | | LENGTH | 51.0 MILLIMETERS NOMINAL | | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-G-174, GRADE B, TYPE 517-642 MIL SPEC SINGLE MATERIAL RESPONSE | | MATERIAL | GLASS OPTICAL | | REFRACTION INDEX | 1.5170 NOMINAL | | SINGLE LENS STYLE | PLANO-CONVEX | | WIDTH | 10.5 MILLIMETERS NOMINAL |
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