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  2. Tpoint - Wikipedia

    en.wikipedia.org/wiki/Tpoint

    The model can then be used in a telescope control system to correct the pointing and tracking. Such errors are typically caused by mechanical or structural defects . For example, TPoint can analyze and compensate for systematic errors such as polar misalignment , mechanical and optical non-orthogonality, lack of roundness in telescope mounting ...

  3. List of the United States Army fire control and sighting ...

    en.wikipedia.org/wiki/List_of_the_United_States...

    This is a list of United States Army fire control, and sighting material by supply catalog designation, or Standard Nomenclature List (SNL) group "F".The United States Army Ordnance Corps Supply Catalog used an alpha-numeric nomenclature system from about the mid-1920s to about 1958.

  4. A. C. Gilbert Company - Wikipedia

    en.wikipedia.org/wiki/A._C._Gilbert_Company

    A line of inexpensive reflector telescopes followed the Sputnik-inspired science craze in the late 1950s. In 1958, the company promoted its science toys by commissioning a comic book, Adventures in Science, from Custom Comics. In the comic, a mysterious "Mr. Science" leaps through time and space with a bored teenage boy to interest him in science.

  5. Edmund Scientific Corporation - Wikipedia

    en.wikipedia.org/wiki/Edmund_Scientific_Corporation

    Edmund Scientific Corporation, based in Barrington, New Jersey, was founded in 1942 as a retailer of surplus optical parts like lenses.It later branched out into complete systems like telescopes and microscopes, and in the 1960s, a wide variety of science toys and kits.

  6. Astroscan - Wikipedia

    en.wikipedia.org/wiki/Astroscan

    When Edmund Scientific introduced the telescope in 1976 they called it "The Edmund Wide-Field Telescope" with a Part Number "2001" [5] Edmund had a public contest which ran until November 15, 1976, to come up with a name. [6] The winning name was "Astroscan 2001". The "2001" part of the name was dropped over time.

  7. Amateur telescope making - Wikipedia

    en.wikipedia.org/wiki/Amateur_telescope_making

    Ever since Galileo Galilei adapted a Dutch invention for astronomical use, astronomical telescope making has been an evolving discipline. Many astronomers after the time of Galileo built their own telescopes out of necessity, but the advent of amateurs in the field building telescopes for their own enjoyment and education seems to have come into prominence in the 20th century.

  8. C79 optical sight - Wikipedia

    en.wikipedia.org/wiki/C79_optical_sight

    C79 Reticle as shown in the declassified danish manual of arms HRN 111-00 for the M95 family of rifles (C7,C8 and C8IUR) The reticle of the C79 sight was designed to serve on the C9 Light Machine Gun, thus an appropriate pattern was chosen to aid the gunner in judging distance.

  9. GoTo (telescopes) - Wikipedia

    en.wikipedia.org/wiki/GoTo_(telescopes)

    Smart telescopes were introduced to the consumer market in the 2010s. They are self contained astronomical imaging devices that combine a small (50mm to 114mm objective) telescope and GoTo technology with pre-packaged software designed for astrophotography of deep-sky objects.