American Optical Aviators Goggles in Original Case. Type B-7 1930s-40s

American Optical Aviators Goggles in Original Case.  Type B-7  1930s-40s in excellent condition rated 9

Size 23 x 7.5 cm

During the early 1930's the American Optical Company was supplying the Army Air Force with aviator goggles, including the U.S.A.C. Goggle Type B-6 and the B-7 model.

The goggles were fitted with severl different colored lenses, including the green calobar, amber, smoke (neutral gray) and clear lenses.