• Thumbnail for Curved mirror
    A curved mirror is a mirror with a curved reflecting surface. The surface may be either convex (bulging outward) or concave (recessed inward). Most curved...
    17 KB (1,846 words) - 09:58, 3 May 2024
  • Thumbnail for Three-mirror anastigmat
    one or two curved surfaces. A telescope with only one curved mirror, such as a Newtonian telescope, will always have aberrations. If the mirror is spherical...
    12 KB (1,370 words) - 04:14, 13 November 2023
  • Thumbnail for Mirror
    application. Typical mirror shapes are planar and curved mirrors. The surface of curved mirrors is often a part of a sphere. Mirrors that are meant to precisely...
    111 KB (12,733 words) - 08:20, 25 May 2024
  • Thumbnail for Reflecting telescope
    a reflector) is a telescope that uses a single or a combination of curved mirrors that reflect light and form an image. The reflecting telescope was invented...
    33 KB (3,918 words) - 20:18, 24 May 2024
  • Thumbnail for Plane mirror
    state. Mathematically, a plane mirror can be considered to be the limit of either a concave or a convex spherical curved mirror as the radius, and therefore...
    6 KB (776 words) - 10:16, 20 January 2024
  • contains mirrors (catoptrics) and lenses (dioptrics), a combined catadioptric system. These are panoramic sensors created by pointing a camera at a curved mirror...
    673 bytes (49 words) - 05:53, 7 February 2023
  • Thumbnail for Reflector sight
    the simple optical principle that anything at the focus of a lens or curved mirror (such as an illuminated reticle) will appear to be sitting in front...
    32 KB (4,160 words) - 10:10, 20 January 2024
  • Thumbnail for Catadioptric system
    are combined in an optical system, usually via lenses (dioptrics) and curved mirrors (catoptrics). Catadioptric combinations are used in focusing systems...
    16 KB (1,863 words) - 20:43, 22 January 2024
  • Thumbnail for Distorting mirror
    of a normal plane mirror that reflects a perfect mirror image, distorting mirrors are curved mirrors, often using convex and concave sections to achieve...
    2 KB (155 words) - 01:38, 18 December 2022
  • Thumbnail for Solar furnace
    opened in 1970. It employs an array of plane mirrors to gather sunlight, reflecting it onto a larger curved mirror. The ancient Greek / Latin term heliocaminus...
    7 KB (723 words) - 23:43, 22 April 2024
  • Thumbnail for Optical cavity
    insertion mirror is placed off-axis near one of the curved mirrors, and a mobile pickup mirror is similarly placed near the other curved mirror. A flat...
    18 KB (2,326 words) - 01:59, 7 January 2024
  • Thumbnail for Dioptre
    m−1. It is normally used to express the optical power of a lens or curved mirror, which is a physical quantity equal to the reciprocal of the focal length...
    9 KB (1,013 words) - 07:34, 24 January 2024
  • Thumbnail for House of mirrors
    house of mirrors. The origins of the house of mirrors stem from the hall of mirrors in the Palace of Versailles.[citation needed] Curved mirror Escape room...
    5 KB (661 words) - 19:41, 30 January 2024
  • Thumbnail for Ritchey–Chrétien telescope
    telescopes. A telescope with only one curved mirror, such as a Newtonian telescope, will always have aberrations. If the mirror is spherical, it will suffer primarily...
    16 KB (2,133 words) - 20:50, 30 October 2023
  • used. For a spherically-curved mirror in air, the magnitude of the focal length is equal to the radius of curvature of the mirror divided by two. The focal...
    18 KB (2,344 words) - 07:23, 2 June 2024
  • Thumbnail for Segmented mirror
    A segmented mirror is an array of smaller mirrors designed to act as segments of a single large curved mirror. The segments can be either spherical or...
    11 KB (1,219 words) - 12:55, 22 May 2024
  • Thumbnail for Johannes Vermeer
    technique precisely, caused by exactly duplicating the view as seen from a curved mirror. This theory remains disputed. There is no historical evidence regarding...
    56 KB (6,327 words) - 17:55, 30 May 2024
  • Thumbnail for Telescope
    electromagnetic radiation. Originally it was an optical instrument using lenses, curved mirrors, or a combination of both to observe distant objects – an optical telescope...
    41 KB (3,916 words) - 19:02, 26 May 2024
  • Thumbnail for Optical telescope
    telescopes, which use a curved mirror in place of the objective lens, theory preceded practice. The theoretical basis for curved mirrors behaving similar to...
    58 KB (8,146 words) - 07:20, 11 May 2024
  • Thumbnail for Archimedes' heat ray
    Archimedes' Mirror. The episode demonstrated the use of a much smaller curved mirror to burn a wooden model. In 2004, the TV show MythBusters found mirrors implausible...
    8 KB (847 words) - 14:31, 7 May 2024
  • with a corrective curved mirror) placed after (near the focus) a primary mirror designed to correct the optical aberrations of the mirror. These can be just...
    5 KB (546 words) - 21:40, 21 September 2023
  • Thumbnail for Solar furnace of Uzbekistan
    Tashkent city. The furnace is the largest in Asia. It uses a curved mirror, or an array of mirrors, acting as a parabolic reflector, which can reach temperatures...
    6 KB (456 words) - 14:47, 2 June 2024
  • Thumbnail for Mangin mirror
    optics, a Mangin mirror is a negative meniscus lens with the reflective surface on the rear side of the glass forming a curved mirror that reflects light...
    5 KB (505 words) - 16:32, 19 February 2024
  • Thumbnail for Sphere
    Sphere (redirect from Spherical curve)
    in astronomy. Manufactured items including pressure vessels and most curved mirrors and lenses are based on spheres. Spheres roll smoothly in any direction...
    41 KB (5,318 words) - 16:49, 2 June 2024
  • Thumbnail for Foucault knife-edge test
    Foucault knife-edge test (category Mirrors)
    measure the shape of concave curved mirrors. It is commonly used by amateur telescope makers for figuring primary mirrors in reflecting telescopes. It...
    8 KB (996 words) - 04:00, 12 May 2024
  • (dioptre/diopter), most commonly a unit measuring refraction and power in a lens or curved mirror Dermatopontin, a human extracellular matrix protein Dipropyltryptamine...
    1 KB (141 words) - 15:14, 20 September 2022
  • Thumbnail for Telephoto lens
    lenses that combine mirrors with lenses. These designs, called catadioptric, 'reflex', or 'mirror' lenses, have a curved mirror as the primary objective...
    15 KB (1,354 words) - 14:37, 26 April 2024
  • Thumbnail for Conjugate focal plane
    conjugate planes are called conjugate points. For a thin lens or a curved mirror, 1 u + 1 v = 1 f , {\displaystyle {1 \over u}+{1 \over v}={1 \over f}...
    3 KB (380 words) - 10:40, 8 April 2024
  • Thumbnail for Fast inverse square root
    from the angle of incidence; in this case, on light reflecting from a curved mirror. The fast inverse square root is used to generalize this calculation...
    34 KB (4,544 words) - 16:27, 22 May 2024
  • Thumbnail for Optical head-mounted display
    into two main families: "Curved Mirror" (or Curved Combiner) based and "Waveguide" or "Light-guide" based. The curved mirror technique has been used by...
    13 KB (1,194 words) - 05:42, 6 April 2024