Optical Instrument Reticle

Features

Specifications

• Diameter:
  Between 1.1240 inches and 1.1250 inches
• Angle In Deg:
  45.0
• Scale Calibration:
  400 to 4000 meters
• Axial Thickness:
  Between 0.366 inches and 0.386 inches
• Refraction Index:
  1.5838
• Dispersion:
  46.0 angstroms
• Rim Finish:
  Ground
• Graduations/markings:
  Range scale
• Ammunition Identification Inscription:
  90-heat-t300e54
• Bevel Depth And Location:
  0.0100 inches etched surface and 0.0200 inches etched surface
• Convex Surface Radius:
  3.5680 inches
• Style Designator:
  Vertically graduated
• Supplementary Features:
  Material optical glass per mil-g-174, grade c, type 584-460
• Fsc Application Data:
  Telescope, straight
• Federal Supply Class (fsc):
  Optical instruments, test equipment, components and accessories
• National Stock Number (nsn):
  6650-00-731-8388