Technical Specifications of NSN
Diameter:
21.0 millimeters
Axial Thickness:
2.6 millimeters and 1.0 millimeters
Compound Lensaxial Thickness:
3.6 millimeters
Compound Lens Edge Thickness:
2.5 millimeters
Equivalent Focal Length:
3.978 centimeters
Back Focal Length:
3.044 centimeters
Front Focal Length:
6.338 centimeters
Refraction Index:
1.5170 and 1.6463
Abbe Constant:
64.4000 and 34.0000
Compound Lens Style:
Doublet
Individual Lens Style:
Double convex and plano-concave
Element Left Surface Radius:
20.2 millimeters and -14.0 millimeters
Element Right Surface Radius:
14.0 millimeters and 0.0 millimeters
Item Name:
Objective Lens
Other Related Parts
Part Number
Cage
RNCC
RNVC
RNAAC
Status
MSDS
SADC