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Optical Instrument Lens

Model / MPN: 8574707 | NSN: 6650-00-683-9551
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
6650-00-683-9551
Sold in multiples of
1 EA
DEMIL
DEMIL/MLI
Diameter
2.244 inches
Axial Thickness
0.161 inches and 0.709 inches
Compound Lensaxial Thickness
0.870 inches
Compound Lens Edge Thickness
0.5625 inches
Equivalent Focal Length
106.870 inches
Front Focal Length
88.273 inches
Refraction Index
1.5200 and 1.6890
Abbe Constant
30.900 and 58.600
Compound Lens Style
Doublet
Individual Lens Style
Double concave and double convex
Element Left Surface Radius
2.015 inches
Element Right Surface Radius
6.346 inches
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
Telescope, m105c, integrated with fire control equipment
85747 Series Parts

Pricing and Availability

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8574707 Cross Reference
  • MIL013830
  • 1240006839551