Periscope.
An optical instrument designed to displace the line of sight in a vertical plane when eye level vision may not be practical or possible, as in intrenchments, tanks, submarines, and the like. the raised line of vision is obtained by the use of mirrors or prisms within the item, permitting a line of vision on a plane other than that of the observer. it may have a single or dual optical system(s).
Glass, optical, mil-g-174, class 1, grade c, type 523-586 material, glass, optical, mil-g-174, class 1, grade c, type 523-586 iii material
2.300 inches diameter, 0.125 inches thickness, ground surface finish, glass, optical, mil-g-174, grade d, type 517-645 material
Radar set group application design, 23.938 inches body length, 17.938 inches body width, eight washers, eight eyelets, four on each side mounting configuration
Radar set group application design, 23.938 inches body length, 17.938 inches body width, eight washers, eight eyelets, four on each side mounting configuration
Radar set group application design, 23.938 inches body length, 17.938 inches body width, eight washers, eight eyelets, four on each side mounting configuration
NSN 5810-01-355-4182
NSN 5975-01-530-8396
NSN 5820-01-367-2170
NSN 6110-00-221-1868
NSN 1430-01-556-1197
NSN 6730-00-253-7640
NSN 5815-01-571-7757
NSN 5841-00-184-9483
NSN 5895-01-540-8568
NSN 5965-01-115-4068
NSN 5840-01-378-6960
NSN 6350-01-590-0131
Last modified 04/30/2024