enow.com Web Search

  1. Ads

    related to: refracting telescope inventions

Search results

  1. Results from the WOW.Com Content Network
  2. Refracting telescope - Wikipedia

    en.wikipedia.org/wiki/Refracting_telescope

    A refracting telescope (also called a refractor) is a type of optical telescope that uses a lens as its objective to form an image (also referred to a dioptric telescope). The refracting telescope design was originally used in spyglasses and astronomical telescopes but is also used for long-focus camera lenses.

  3. History of the telescope - Wikipedia

    en.wikipedia.org/wiki/History_of_the_telescope

    Notes on Hans Lippershey's unsuccessful telescope patent in 1608. The first record of a telescope comes from the Netherlands in 1608. It is in a patent filed by Middelburg spectacle-maker Hans Lippershey with the States General of the Netherlands on 2 October 1608 for his instrument "for seeing things far away as if they were nearby." [12] A few weeks later another Dutch instrument-maker ...

  4. John Wall (inventor) - Wikipedia

    en.wikipedia.org/wiki/John_Wall_(inventor)

    He is also known for designing dialyte based refracting telescopes, coming up with the Zerochromat retrofocally corrected refractor, including a folded 30-inch f/12 version he built in 1999. This refracting telescope is the largest ever built by an individual and the eighth-largest refractor ever built. [3] Wall died on 27 January 2018.

  5. Timeline of telescope technology - Wikipedia

    en.wikipedia.org/wiki/Timeline_of_telescope...

    1900 — The largest refractor ever, Great Paris Exhibition Telescope of 1900 with an objective of 49.2 inch (1.25 m) diameter is temporarily exhibited at the Paris 1900 Exposition. 1910s — George Willis Ritchey and Henri Chrétien co-invent the Ritchey-Chrétien telescope used in many, if not most of the largest astronomical telescopes.

  6. Timeline of telescopes, observatories, and observing technology

    en.wikipedia.org/wiki/Timeline_of_telescopes...

    1608 – Hans Lippershey tries to patent an optical refracting telescope, the first recorded functional telescope; 1609 – Galileo Galilei builds his first optical refracting telescope; 1616 – Niccolò Zucchi experiments with a reflecting telescope; 1633 – Construction of Leiden University Observatory

  7. Hans Lipperhey - Wikipedia

    en.wikipedia.org/wiki/Hans_Lipperhey

    Hans Lipperhey is known for the earliest written record of a refracting telescope, a patent he filed in 1608. [1] [2] His work with optical devices grew out of his work as a spectacle maker, [3] an industry that had started in Venice and Florence in the thirteenth century, [4] and later expanded to the Netherlands and Germany. [5]

  1. Ads

    related to: refracting telescope inventions