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Eyewear also exists for other specialized or niche purposes, such as active shutter 3D systems and anaglyph 3D glasses for stereoscopy, and night-vision goggles for low-light environments. The eyewear industry is estimated to be valued at US$100 billion as of May 2018.
All sunglasses should be marked as meeting the standard for the region where sold. An anti-reflection coating is recommended, and a hard coating to protect the lenses from scratches. Sunglasses with deep side arms can block side, or peripheral, vision and are not recommended for driving. [55]
The title of most expensive sunglasses in the world goes to the Chopard de Rigo Vision, which are priced at $408,000. These stunning specs are graced with 24 carat-gold and then some and feature ...
The AN6531 Comfort Cable aviator sunglasses frame kept being issued by the U.S. military as No. MIL-G-6250 glasses after World War II with different lenses as Type F-2 (arctic) and Type G-2 aviator sunglasses but fitted with darker lenses until their substitute the Type HGU-4/P aviator sunglasses became available in the late 1950s.
It’s time to invest in the best sunglasses brands for men. Inside, shop our favorite sunglasses brands, including Oliver Peoples, Ray-Ban, Persol, and more. The 25 Best Sunglasses Brands to Wear ...
The AN6531 Comfort Cable aviator sunglasses frame kept being issued by the U.S. military as No. MIL-G-6250 glasses after World War II with different lenses as Type F-2 (arctic) and Type G-2 aviator sunglasses but fitted with darker lenses until their substitute, the Type HGU-4/P aviator sunglasses, became available in the late 1950s. [14] [15] [16]