Infrared Light Filter

Features

Specifications

• Overall Diameter:
  40.0 millimeters
• End Application:
  Lfts table assembly, p/n 717763919-009, f15i aircraft support
• Viewing Surfacediameter:
  35.0 millimeters
• Viewing Surfacethickness:
  Between 4.0 millimeters and 4.3 millimeters
• Part Name Assigned By Controlling Agency:
  Near-infrared polarizer
• Material:
  Glass
• Supplementary Features:
  T.O. Is33d7-80-21-4, fig 53/4-79
• Federal Supply Class (fsc):
  Optical instruments, test equipment, components and accessories
• National Stock Number (nsn):
  6650-01-458-8545
• Special Features:
  Metallic thin film devices which provide a high degree of polarization in the near-infrared; consists of a vacuum deposited thin film made up of microscopic prolate metal shperoids all aligned in the same direction on the glass surface; useful field angle +/- 20 degrees about normal; surface quali type 80-50 scratch and dig; mounted between two glass discs, hermetically mounted in a black anodized aluminum ring; polarization plane of transmissionindicated by engraving on the edges; wavelength range is 780nm-1250nm; outside diameter is 40.0mm; clear aperture 35.0mm