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

Optical Instrument Lens

Model / MPN: 8644284 | NSN: 6650-00-119-3966
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
6650-00-119-3966
Sold in multiples of
1 EA
DEMIL
DEMIL/MLI
Diameter
Between 3.097 inches and 3.100 inches
Axial Thickness
Between 0.297 inches and 0.317 inches and 0.705 inches and 0.725 inches
Compound Lensaxial Thickness
Between 1.002 inches and 1.042 inches
Equivalent Focal Length
16.560 inches
Back Focal Length
15.807 inches
Refraction Index
1.6490 and 1.5880
Abbe Constant
33.800 and 53.400
Compound Lens Style
Doublet
Individual Lens Style
Double concave and double convex
Element Left Surface Radius
143.191 millimeters
Element Right Surface Radius
6.256 inches
Material
Glass, optical, mil-g-174, class 1, grade c, type 649-338 and glass, optical, mil-g-174, class 1, grade c, type 588-534
Material
Glass, optical, mil-g-174, class 1, grade c, type 649-338 and glass, optical, mil-g-174, class 1, grade c, type 588-534
Fsc Application Data
Collimator
86442 Series Parts
Solicitations
Solicitation Description Qty UOM Close Date
SPE7L116T7784 Lens, Optical Instru 19 EA 06/30/2016
SPE7L719T0358 Lens, Optical Instru 28 EA 11/01/2018
SPE7L719T3360 Lens, Optical Instru 40 EA 04/22/2019
SPE7L720T3636 Lens, Optical Instru 25 EA 05/11/2020

Pricing and Availability

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8644284 Cross Reference