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

Optical Instrument Lens

Model / MPN: 176446PC4 | NSN: 6650-00-131-0674
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
6650-00-131-0674
Sold in multiples of
1 EA
DEMIL
DEMIL/MLI
Diameter
20.0 millimeters
End Application
Rangefinder mk45
Axial Thickness
3.0 millimeters and 1.2 millimeters
Compound Lensaxial Thickness
4.2 millimeters
Compound Lens Edge Thickness
4.0 millimeters
Equivalent Focal Length
41.718 centimeters
Refraction Index
1.5125 and 1.6170
Abbe Constant
60.500 and 36.600
Compound Lens Style
Dialyte
Individual Lens Style
Double convex and double concave
Element Left Surface Radius
153.7 millimeters and -175.9 millimeters
Element Right Surface Radius
179.3 millimeters and -2090.2 millimeters
Material
Glass
Material
Glass
176446PC Series Parts

Pricing and Availability

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176446PC4 Cross Reference
  • 176446PC4