When.com Web Search

Search results

  1. Results From The WOW.Com Content Network
  2. Lensless glasses - Wikipedia

    en.wikipedia.org/wiki/Lensless_glasses

    A woman wearing lensless glasses. Lensless glasses are glasses that lack lenses. They are worn solely for aesthetic or fashion purposes, having no function in vision correction or eye protection. The frames are usually oversized, and commonly all black in color. They may be worn in conjunction with contact lenses.

  3. Shutter shades - Wikipedia

    en.wikipedia.org/wiki/Shutter_Shades

    Shutter shades, also known as slatted shades, louvered shades, or Venetian blind shades are sunglasses that, instead of having darkened lenses, have horizontal slats similar to window shutters, which are an integral part of the frame. The shades are marketed as suitable for both men and women and are available in an assortment of styles and colors.

  4. Sunglasses - Wikipedia

    en.wikipedia.org/wiki/Sunglasses

    Solar shields Usually refers to models of sunglasses with large lenses. Stunna shades: Used as a slang term in the hyphy movement, usually referring to sunglasses with oversized lenses. Glecks is Scottish slang for glasses or sunglasses. Cooling glasses is a term used in Southern India (predominantly Kerala) and the Middle East for sunglasses.

  5. Active shutter 3D system - Wikipedia

    en.wikipedia.org/wiki/Active_shutter_3D_system

    A pair of CrystalEyes shutter glasses Functional principle of active shutter 3D systems. An active shutter 3D system (a.k.a. alternate frame sequencing, alternate image, AI, alternating field, field sequential or eclipse method) is a technique for displaying stereoscopic 3D images.

  6. Rimless eyeglasses - Wikipedia

    en.wikipedia.org/wiki/Rimless_eyeglasses

    Rimless glasses lenses are held in place (or "mounted") by way of a series of screws, or hollow plastic double rivets (called "bushings" or "compression plugs") that fit into two holes in the lens. When bushings are used, the temples and bridge have barbed metal pins that lock into the bushings, creating a pressure seal that holds the lenses in ...

  7. Smartglasses - Wikipedia

    en.wikipedia.org/wiki/Smartglasses

    The lenses of smart sunglasses can be manufactured out of multiple adaptive cells, therefore different parts of the lens can exhibit different optical properties. For example, the top of the lens can be electronically configured to have different polarization filter characteristics and different opacity than the lower part of the lens. [42]

  8. Smart glass - Wikipedia

    en.wikipedia.org/wiki/Smart_glass

    Bombardier Transportation has intelligent on-blur windows in the Bombardier Innovia APM 100 operating on Singapore's Bukit Panjang LRT line, to prevent passengers from peering into apartments while the train is moving [21] and is planning to offer windows using smart glass technology in its Flexity 2 light rail vehicles.

  9. Eyeglass prescription - Wikipedia

    en.wikipedia.org/wiki/Eyeglass_prescription

    The geometry of a toric lens focuses light differently in different meridians. A meridian, in this case, is a plane that is incident with the optical axis. For example, a toric lens, when rotated correctly, could focus an object to the image of a horizontal line at one focal distance while focusing a vertical line to a separate focal distance.