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  • Thumbnail for Virtual image
    of focus points of light rays coming from the object. A real image is the collection of focus points made by converging rays, while a virtual image is...
    5 KB (561 words) - 04:11, 28 September 2024
  • Thumbnail for Real image
    points of light rays coming from an object. A real image is the collection of focus points actually made by converging/diverging rays, while a virtual...
    3 KB (319 words) - 06:29, 5 August 2024
  • Look up convergence, converges, or converging in Wiktionary, the free dictionary. Convergence may refer to: Convergence (book series), edited by Ruth...
    5 KB (577 words) - 11:17, 7 February 2024
  • Thumbnail for Conoscopy
    technique to make observations of a transparent specimen in a cone of converging rays of light. The various directions of light propagation are observable...
    6 KB (738 words) - 14:32, 8 July 2024
  • Thumbnail for Vergence (optics)
    rays of light that are not perfectly parallel to one another. Rays that move closer to the optical axis as they propagate are said to be converging,...
    8 KB (1,174 words) - 06:50, 28 March 2022
  • Thumbnail for Telephoto lens
    length that is shorter than the effective focal length of the lens. The converging rays from this group are intercepted by the rear (image-facing) lens group...
    17 KB (1,558 words) - 19:09, 26 August 2024
  • Thumbnail for Lens
    Lens (redirect from Converging lens)
    ways to distinguish converging (f > 0) and diverging (f < 0) lenses: For an object very close to the lens (0 < S1 < |f|), a converging lens would form a...
    68 KB (8,160 words) - 03:27, 26 September 2024
  • Thumbnail for Triangulation (surveying)
    Using measures of converging rays to improve fixed points for mapping...
    12 KB (1,606 words) - 00:32, 29 February 2024
  • Thumbnail for Crepuscular rays
    Loosely, the term crepuscular rays is sometimes extended to the general phenomenon of rays of sunlight that appear to converge at a point in the sky, irrespective...
    3 KB (279 words) - 07:20, 30 July 2024
  • Thumbnail for Anticrepuscular rays
    Anticrepuscular rays, or antisolar rays, are meteorological optical phenomena similar to crepuscular rays, but appear opposite the Sun in the sky. Anticrepuscular...
    3 KB (280 words) - 00:57, 5 September 2024
  • Thumbnail for Cathode-ray tube
    the electrons. Cathode rays were discovered by Julius Plücker and Johann Wilhelm Hittorf. Hittorf observed that some unknown rays were emitted from the...
    265 KB (28,939 words) - 17:31, 27 September 2024
  • Thumbnail for Batoidea
    Batoidea (redirect from Sharks versus rays)
    cartilaginous fishes, commonly known as rays. They and their close relatives, the sharks, compose the subclass Elasmobranchii. Rays are the largest group of cartilaginous...
    25 KB (2,183 words) - 16:53, 20 August 2024
  • Thumbnail for Sunbeam
    Sunbeam (redirect from God rays)
    Loosely, the term "crepuscular rays" is sometimes extended to the general phenomenon of rays of sunlight that appear to converge at a point in the sky, irrespective...
    7 KB (693 words) - 19:28, 4 April 2024
  • Thumbnail for Curved mirror
    mirrors are called "converging mirrors" because they tend to collect light that falls on them, refocusing parallel incoming rays toward a focus. This...
    17 KB (1,846 words) - 10:35, 8 July 2024
  • Thumbnail for Accommodation reflex
    length. The pupil constricts in order to prevent strongly diverging light rays hitting the periphery of the cornea and the lens from entering the eye and...
    9 KB (1,097 words) - 08:58, 9 May 2024
  • Geometrical optics, or ray optics, is a model of optics that describes light propagation in terms of rays. The ray in geometrical optics is an abstraction...
    29 KB (4,688 words) - 19:09, 15 May 2024
  • light rays that are directed outward, along these normal vectors. The rays will either be diverging (the usual case one would expect) or converging. Intuitively...
    5 KB (610 words) - 06:43, 23 April 2024
  • some cases, convergence insufficiency can be the underlying cause of difficulty learning to read. As a result of the eyes not converging on the same point...
    12 KB (1,323 words) - 16:43, 5 September 2024
  • between the converging lens and the mirror at such a distance to the mirror that the light returning through the diverging and converging lenses produces...
    3 KB (451 words) - 22:11, 3 August 2022
  • Thumbnail for Blu-ray
    Blu-ray cases are smaller than DVD cases, more Blu-rays than DVDs can fit on a shelf. The "Mini Blu-ray Disc" (also, "Mini-BD" and "Mini Blu-ray") is...
    171 KB (15,726 words) - 08:22, 24 September 2024
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