Detail Specifications
Axial Thickness:
0.434 inches and 0.145 inches
Compound Lensaxial Thickness:
0.579 inches
Compound Lens Edge Thickness:
0.460 inches
Equivalent Focal Length:
1.446 inches
Back Focal Length:
1.281 inches
Front Focal Length:
1.006 inches
Refraction Index:
1.5170 and 1.6170
Abbe Constant:
64.500 and 33.800
Compound Lens Style:
Doublet
Individual Lens Style:
Double convex and meniscus diverging
Element Left Surface Radius:
0.793 inches and -0.709 inches
Element Right Surface Radius:
-0.709 inches and -3.284 inches
Material:
Glass, optical, jan-g-174, grade c
Material:
Glass, optical, jan-g-174, grade c
Fsc Application Data:
Telescope, integrated with fire control
Item Name:
Collimator,lens
Manufacturer Part Numbers
No other part numbers with same form, fit, and function found.