Optical Instrument Reticle

Features

Specifications

• Diameter:
  1.5945 inches
• Angle In Deg:
  45.0
• Axial Thickness:
  0.1969 inches
• Refraction Index:
  1.5171
• Dispersion:
  64.3 angstroms
• Rim Finish:
  Ground
• Graduations/markings:
  Cross line
• Convex Surface Radius:
  4.4685 inches
• Style Designator:
  Crossline
• Supplementary Features:
  Material optical glass per jan-g-174, grade c
• Fsc Application Data:
  Fire control, optical boresight mk 1
• Federal Supply Class (fsc):
  Optical instruments, test equipment, components and accessories
• National Stock Number (nsn):
  6650-00-159-5075
• Special Features:
  0.0197 in. Bevel depth