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Lens

 
 

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The word lens is a noun.  Lens means (1) a transparent optical device used to converge or diverge transmitted light and to form images, (2) electronic equipment that uses a magnetic or electric field in order to focus a beam of electrons, (3) biconvex transparent body situated behind the iris in the eye; it focuses light waves on the retina, (4) (metaphor) a channel through which something can be seen or understood.
The following articles and web pages elaborate on the word lens.
  • Lens Filters
    A lens may be the most important part of a camera, because it forms and focuses photographic images. A filter, affixed in front of a camera lens, can help protect the lens from damage.
    https://www.camerashops.us/camera-filters.htm
  • Contact Lenses
    Browse this contact lenses retailer directory for information about contact lens retailers in the United States. The photo on this web page depicts a young woman inserting a contact lens into her eye.
    https://retail.regionaldirectory.us/contact-lenses/
  • Camera Lenses
    A lens is an important and essential part of any camera. Learn about different types of camera lenses and find links to camera shops in each state.
    https://www.camerashops.us/camera-lenses.htm
  • Digital Camera Lenses
    Digital cameras enable photographers to quickly shoot quality photos with various lenses. This page includes a discussion of camera lenses and links to selected camera lens manufacturers.
    https://www.digitalcamerareviews.us/lenses.htm
  • Eyeglass Lenses
    Eyeglass lenses correct refractive errors in vision. Lenses may be for nearsightedness or farsightedness; they may be unifocal, bifocal, or trifocal.
    https://www.eyeglass-lenses.com/
  • Spotting Scopes
    Spotting scopes are telescopes with a large objective lens used for bird watching, hunting, and astronomy. Two main types are straight-through and angled.
    https://www.spottingscopes.us/
The following articles provide recent lens-related news.
  • Guardian angel of the eye
    The lens of the human eye comprises a highly concentrated protein solution, which lends the lens its great refractive power. Protective proteins prevent these proteins from clumping together throughout a lifetime. ...
    Science Daily.  Wednesday, 29 Jan 2020 10:47:24 EST.
  • How to try on lipstick shades with Pinterest's new AR makeup tool
    Pinterest has launched a new augmented reality feature designed to help users try on new makeup looks.Called Try On, it's powered by Pinterest's Lens visual
    Maggie Tillman.  Pocket Lint.  Wednesday, 29 Jan 2020 01:12:53 +0000.
  • A single contact lens could give your entire life a head-up display - CNET
    Mojo Vision's smart contacts put text in my eye and let me see in the dark. The company is aiming for even more than that.
    Scott Stein.  CNET.  Friday, 24 Jan 2020 21:12:00 +0000.
The following digital image illustrates the word lens.
Contact Lens
Contact Lens

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