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National Stock Number:
6650-01-070-3257
Federal Supply Class:
6650
National Item Identification Number:
010703257
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:
| 11780072 | 19200 | US ARMY ARDEC RDECOM | | 42475-1 | 09344 | ROCKWELL COLLINS, INC. DBA RC DISPLAYS SYSTEMS |
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Techincal Specification:
| ABBE CONSTANT | 27.600 | | AXIAL THICKNESS | 0.125 INCHES NOMINAL | | DIAMETER | 3.420 INCHES NOMINAL | | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-G-174, CLASS 1, GRADE B MIL SPEC SINGLE MATERIAL RESPONSE | | MATERIAL | GLASS OPTICAL | | REFRACTION INDEX | 1.7550 NOMINAL | | SINGLE LENS STYLE | DOUBLE CONCAVE | | SPECIAL FEATURES | LEFT SIDE BEVELED TO 3.1 IN. DIA OVER 0.238 IN.; EDGES BLACKENED WITH LACQUER; MAGNESIUM FLOURIDE COATING | | WIDTH | 0.338 INCHES NOMINAL |
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