A tubular item fitted to the objective end of an optical instrument to protect the lens and/or window against the direct rays of the sun, and/or other obscuring elements.
NSN 5990-00-067-6791
NSN 6650-01-545-5208
NSN 5985-01-579-7170
NSN 5835-01-360-2657
NSN 6240-01-417-2976
NSN 6145-01-083-4203
NSN 5835-01-013-9321
NSN 6135-01-610-7335
NSN 5985-01-627-7543
NSN 5985-01-013-2045
NSN 5950-00-467-0075
NSN 5855-00-337-3679