US Military 70s sunglasses - famous BCG

Yellow tints reduce the impact of blue light and also benefit anyone spending a lot of time in front of a computer screen. Computers, game consoles, smartphones, etc. ... Wearing yellow/amber tinted eyewear blocks blue light to help reduce eye fatigue and strain. MAKE: US Army MODEL: Black - Yellow lens MADE IN: U.S.A. ERA: 60s CONDITION: New Old Stock [never worn] DIMENSIONS: Lens width: 46mm / 1.81in Lens height: 36mm / 1.42in Bridge: 26mm / 1.02in Frame width: 135mm / 5.31in