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  2. Sunglasses - Wikipedia

    en.wikipedia.org/wiki/Sunglasses

    Hunter S. Thompson was known for wearing yellow-tinted driving glasses. When driving a vehicle, particularly at high speed, dazzling glare caused by a low Sun, or by lights reflecting off snow, puddles, other vehicles, or even the front of the vehicle, can be lethal. Sunglasses can protect against glare when driving.

  3. Polaroid Eyewear - Wikipedia

    en.wikipedia.org/wiki/Polaroid_Eyewear

    Owner. Safilo Group S.p.A. Website. www .polaroideyewear .com. Polaroid Eyewear manufactures polarized sunglasses and polarized lenses, as well as optical frames, reading glasses, and clip-on lenses. Polaroid Eyewear was a part of the StyleMark group and sold to the Safilo Group in November 2011. Polaroid headquarters is located in Padua (Italy).

  4. Luxottica - Wikipedia

    en.wikipedia.org/wiki/Luxottica

    Luxottica Group S.p.A. is an Italian eyewear conglomerate based in Milan. As a vertically integrated company, Luxottica designs, manufactures, distributes, and retails its eyewear brands all through its own subsidiaries. The company, presently organized as a subsidiary of EssilorLuxottica which formed when the Italian conglomerate merged with ...

  5. Photochromic lens - Wikipedia

    en.wikipedia.org/wiki/Photochromic_lens

    A photochromic eyeglass lens, part of the lens darkened after exposure to sunlight while the other part remained covered. A photochromic lens is an optical lens that darkens on exposure to light of sufficiently high frequency, most commonly ultraviolet (UV) radiation. In the absence of activating light, the lenses return to their clear state.

  6. Persol - Wikipedia

    en.wikipedia.org/wiki/Persol

    Persol is an Italian eyewear brand specializing in the manufacturing of sunglasses and optical frames. It is one of the oldest eyewear companies in the world and is owned by the Luxottica group. The name is derived from the Italian per il sole, meaning "for the sun". Formed in 1917 by Giuseppe Ratti, Persol originally catered to pilots and ...

  7. Polarization (waves) - Wikipedia

    en.wikipedia.org/wiki/Polarization_(waves)

    Linearly polarized waves consist of photons that are in a superposition of right and left circularly polarized states, with equal amplitude and phases synchronized to give oscillation in a plane. [8] Polarization is an important parameter in areas of science dealing with transverse waves, such as optics , seismology , radio , and microwaves .

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