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Worldwide distributor of NSN parts and consumables located in the USA.

Optical Instrument Lens

Model / MPN: LD172598PC3 | NSN: 6650-00-382-1939
ITAR Registered seal

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.

Product Details
NATO Stock Number
6650-00-382-1939
Sold in multiples of
1 EA
DEMIL
DEMIL/MLI
Diameter
0.630 inches
Axial Thickness
0.256 inches and 0.059 inches
Compound Lensaxial Thickness
0.315 inches
Compound Lens Edge Thickness
0.252 inches
Equivalent Focal Length
1.506 inches
Back Focal Length
1.565 inches
Front Focal Length
1.251 inches
Refraction Index
1.5170 and 1.6490
Abbe Constant
64.500 and 33.800
Compound Lens Style
Doublet
Individual Lens Style
Double convex and plano-concave
Material
Glass, optical, mil-g-174, class 1, grade c
Material
Glass optical
Material Specification
Mil-g-174, class 1, grade c military specification single material response
Fsc Application Data
Fire control, telescope mk 75

Pricing and Availability

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LD172598PC3 Cross Reference
  • LD172598GP3
  • LD172589GP99