Encyclopedia results for Lens

1. Lens
   wiktionarypar lens Lens can refer to NOTOC In optics Lens optics , an optical element with perfect or approximate axial symmetry which transmits and refracts light Lens anatomy , a part of the eye Corrective ..
   
   
   
2. Celor lens
   A Celor lens is a highly corrected photographic lens lens of the Dialyt lens Dialyt type, designed for process photography , involving reproduction at or near 1 1 scale. Category Photographic lenses optics ..
   
   
   
3. Lens hood
   unreferenced date March 2008 Image Canon EF 70 200mm F2.8L lens with hood.jpg thumb right 300px A lens hood used on the Canon EF 70 200mm lens . Note that from this angle none of the glass lens surface ..
   
   
   
4. Lens cover
   Image Canon EFS 18 to 55 m lense covers.JPG thumb Canon company Canon lens covers . A lens cover or lens ... lens lenses . Lens covers come standard with most cameras and lenses. Some mobile camera phone s include ..
   
   
   
5. Lens (genus)
   Taxobox name Lens image Illustration Lens culinaris0.jpg image width 200px image caption Lens culinaris ... familia Fabaceae subfamilia Faboideae tribus Vicieae genus Lens subdivision ranks Species subdivision ..
   
   
   
6. Telephoto lens
   Portal Photography Large format camera lens.jpg Image 500mm telephoto lens 01.jpg thumb Example of a 500 mm lens that is not a telephoto lens. This is not a telephoto lens because the optical center is inside ..
   
   
   
7. Simple lens
   In optics , a simple lens or singlet lens is a lens optics lens consisting of a single simple element. Typical examples include a magnifying glass or a lens in a pair of simple glasses reading glasses ..
   
   
   
8. Secondary lens
   Primary lens redirects here. See also prime lens . In photography , a secondary lens is a photographic lens lens designed to be used in conjunction with another lens, called the primary lens . A secondary ..
   
   
   
9. Gauss lens
   The Gauss lens consists of two lens optics lenses in its most basic form, a positive Lens optics Types of simple lenses meniscus lens on the object side and a negative meniscus lens on the image side. The Optical ..
   
   
   
10. Dialyt lens
    A Dialyt lens is a photographic lens with a symmetrical design consisting of four lens optics lenses the outer pair are lens optics Types of simple lenses biconvex and the inner pair are lens optics Types ..
    
    
    
11. Lens, Belgium
    Infobox Belgium Municipality name Lens picture Lens MCL01.jpg picture legend map Lens Hainaut Belgium Map.png map legend Location of Lens in Hainaut arms flag region BE REG WAL community BE FR province ..
    
    
    
12. Lens sag
    Lens sag is a problem that sometimes afflicts very large refracting telescope s. It is the equivalent ... in the shape of the lens optics lens because the lens can only be supported by the edges. A mirror ..
    
    
    
13. Photographic lens
    Portal Photography Large format camera lens.jpg A photographic lens also known as objective lens or photographic objective is an optics optical lens optics lens or assembly of lenses used in conjunction ..
    
    
    
14. Rectilinear lens
    In photography , a rectilinear lens is a photographic lens that yields images where straight features ..., it is a lens with little barrel or pincushion Image distortion distortion . The vast majority ..
    
    
    
15. Sidney Lens
    Sidney Lens 1912 1986 was an United States American journalist and author, best known for his book, The Day ... Oehler s Revolutionary Workers League Oehlerite Revolutionary Workers League , Lens was active in trade ..
    
    
    
16. Cylindrical lens
    Image Cylindrical lens.jpg thumb 200px Diagram showing a cylindrical lens. Image Cylindrical lenses.jpg thumb 200px Cylindrical lenses. A cylindrical lens is a lens optics lens which Focus optics focus ..
    
    
    
17. Lens clock
    A lens clock is a mechanical dial caliper measuring dioptric power of a lens curvature. It is a specialized version of a spherometer . A lens clock is used to read from a scale calibrated in diopter strength ..
    
    
    
18. Thin lens
    Image Lens1.png thumb A lens can be considered a thin lens if d f . 300px In optics , a thin lens is a lens optics lens with a thickness distance along the optical axis between the two surfaces of the lens ..
    
    
    
19. Kit lens
    A kit lens is a starter photographic lens lens sold bundled with an interchangeable lens camera such as an single lens reflex camera SLR . It is generally a cheap lens priced at the lowest end of the manufacturer ..
    
    
    
20. Lens flare
    Image Lens Flare.jpg thumb Photograph of NASA Apollo Lunar Module lunar lander containing lens flare ... by flare. Image CCTV Lens flare.jpg thumb Lens flare in a Closed circuit television CCTV camera Image ..
    
    
    
21. Lens (anatomy)
    Infobox Anatomy Name PAGENAME Latin lens crystallina GraySubject 226 GrayPage 1019 Image Focus in an eye.svg ... object being brought to a focus by changing the curvature of the lens. Image2 Schematic diagram of the human ..
    
    
    
22. Coverage (lens)
    The coverage of a lens optics lens is the size of the image it can produce, measured as the diameter ... be moved independently of the lens plane, the lens must have enough coverage to cover the film while ..
    
    
    
23. Breathing (lens)
    Breathing refers to when a lens optics lens optics change the apparent focal length slightly when shifting ... this effect. Lens breathing does not prevent one from racking focus or follow focus following ..
    
    
    
24. Jeremain Lens
    Football player infobox playername Jeremain Lens fullname Jeremain Lens nickname image dateofbirth birth ... April 6 2008 ntupdate Jeremain Lens born 1987 11 24 in Amsterdam is a Netherlands Dutch football soccer ..
    
    
    
25. Hektor (lens)
    Unreferenced date November 2006 The Hektor is a photographic lens design manufactured by Leica . The first lens speed fast lens available for the Leica I A was the Hektor 50 Millimetre mm f 2,5. Later ..