Optical Instrument Lens

Features

Specifications

• Diameter:
  36.0 millimeters
• End Application:
  Alidade telescope
• Axial Thickness:
  5.5 millimeters and 2.2 millimeters and 9.3 millimeters
• Compound Lensaxial Thickness:
  17.0 millimeters
• Compound Lens Edge Thickness:
  13.3 millimeters
• Equivalent Focal Length:
  137.760 centimeters
• Back Focal Length:
  145.600 centimeters
• Front Focal Length:
  120.100 centimeters
• Compound Lens Style:
  Triplet
• Individual Lens Style:
  Meniscus converging and double concave and double convex
• Element Left Surface Radius:
  -338.6 millimeters
• Element Right Surface Radius:
  41.1 millimeters
• Material:
  Glass, optical, mil-g-174
• Material Specification:
  Mil-g-174 military specification single material response
• Federal Supply Class (fsc):
  Optical instruments, test equipment, components and accessories
• National Stock Number (nsn):
  6650-01-363-4808