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National Stock Number:
6650-01-349-8295
Federal Supply Class:
6650
National Item Identification Number:
013498295
Description:
FILTER,LIGHT,OPTICAL INSTRUMENT
Detail:
AN ITEM HAVING TWO PLANE-PARALLEL SURFACES AND CONSISTING OF A POLARIZING MATERIAL BONDED BETWEEN GLASS OR PLASTIC. THIS ITEM TRANSMITS LIGHT IN ONLY ONE PLANE AND IS USUALLY USED IN PAIRS TO VARY THE LIGHT TRANSMITTED INTO OR THROUGH AN OPTICAL INSTRUMENT. EXCLUDES WINDOW, OPTICAL INSTRUMENT.
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Manufacturer Information:
| 05-2252 | 60667 | PTR OPTICS CORP |
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Techincal Specification:
| DENSITY VARIABILITY | NOT VARIABLE | | OVERALL DIAMETER | 25.0 MILLIMETERS NOMINAL | | OVERALL THICKNESS | 2.0 MILLIMETERS NOMINAL | | SPECIAL FEATURES | WIRE SPACING 1200 G/MM; SUBSTRATEZINC SELENIDE HIGHLY POLISHED; COATINGBOTH SIDES WITH TRANSMITTANCE AT PEAK EQUAL TO OR GREATER THAN 85 PERCENT | | SURFACE MATERIAL | ANY ACCEPTABLE |
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