One side coated with anti-reflective/anti-electrostatic material per american optical co. A050 or equivalent
A transparent item of a predetermined size that permits unobstructed and undistorted view of a desired area. It may include a frame, have reference markings, grid lines and may be heat strengthened and/or tinted. It is generally used where safety, security, and/or the restriction of foreign matter are required, such as the visual examination of the inside of pressurized tanks, liquid sights, controlled liquid flow, and inspection of equipment enclosed in a housing. See window (as modified); scale, cathode ray tube; scale, plotting; window, metal; window, wood; and window panel, aircraft.
Classification: Articles of plastics & articles of other materials of heading 3901 to 3914, nesoi
NSN 7035-01-589-2629
NSN 5855-00-256-5562
NSN 6105-00-807-0713
NSN 5935-01-634-0668
NSN 5925-01-634-0664
NSN 5855-01-532-7060
NSN 6650-01-278-2151
NSN 5905-00-584-5009
NSN 6150-00-752-8554
NSN 6220-00-992-5889
NSN 5975-01-433-2527
NSN 5855-01-013-6864