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

Optical Instrument Light Filter

Model / MPN: D251550 | NSN: 6650-00-433-9299
ITAR Registered seal

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.

Product Details
NATO Stock Number
6650-00-433-9299
Sold in multiples of
1 EA
DEMIL
DEMIL/MLI
Overall Diameter
4.660 inches
Overall Thickness
Between 0.142 inches and 0.174 inches
Density Variability
Not variable
Surface Material
Glass
White Light Transmission In Percent
22.0 single filter
Viewing Surfacediameter
4.420 inches
Surface Parallelism
7.0 minutes

Pricing and Availability

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D251550 Cross Reference
  • 253383