Wide angle visibility; interchangeable tubes and floats; self supporting tripod stand
NSN 6150-01-145-5012
NSN 5930-01-035-6656
NSN 6130-01-613-2616
NSN 5999-01-451-4520
NSN 4140-01-391-1974
NSN 5855-00-631-4565
NSN 5996-00-700-7645
NSN 6610-01-204-2571
NSN 5945-01-395-1982
NSN 6220-01-437-1427
NSN 6110-01-090-0804
NSN 5960-01-641-5493