Product Features
Front and back surfaces coated with magnesium fluoride. All edges chamfered 0.020 in. Min. By 45 deg. Rim and chamfers ground.
Technical Specifications of NSN
Diameter:
Between 1.062 inches and 1.065 inches
Axial Thickness:
Between 0.108 inches and 0.128 inches and 0.384 inches and 0.404 inches
Compound Lensaxial Thickness:
Between 0.492 inches and 0.532 inches
Compound Lens Edge Thickness:
0.469 inches
Equivalent Focal Length:
35.620 inches
Refraction Index:
1.5110 and 1.7200
Abbe Constant:
63.500 and 29.300
Compound Lens Style:
Doublet
Individual Lens Style:
Double convex and double concave
Element Left Surface Radius:
1.575 inches
Element Right Surface Radius:
1.087 inches
Material:
Glass, optical, mil-g-174, class 1, grade c, type 511-635 and glass, optical, mil-g-174, class 1, grade c, type 720-293
Material:
Glass, optical, mil-g-174, class 1, grade c, type 511-635 and glass, optical, mil-g-174, class 1, grade c, type 720-293
Fsc Application Data:
Periscope, tank
Item Name:
Lens Assembly,collimator
Other Related Parts
No other part numbers with same form, fit, and function found.