Product Features
Front and back surfaces coated with magnesium fluoride
Technical Specifications of NSN
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
Item Name:
Lens Assembly,collimator
Other Related Parts
No other part numbers with same form, fit, and function found.