Ads
related to: yerkes 40 inch telescope- Used Telescopes
Shop High Point® Used Telescopes.
Fast And Free Shipping—Shop Today!
- Celestron
Shop Celestron® Brand.
High Quality Telescopes—Low Prices!
- High Point Telescopes
High Point Scientific® Telescopes.
Most Items Ship For Free—Shop Now!
- Telescope Accessories
High Point Scientific® Accessories.
Hundreds Of Products Ship For Free!
- Used Telescopes
Search results
Results from the WOW.Com Content Network
Yerkes Observatory's 40-inch (102 cm) refracting telescope has a doublet lens produced by the optical firm Alvan Clark & Sons and a mounting by the Warner & Swasey Company. It was the largest refracting telescope used for astronomical research.
The Swedish 1-m Solar Telescope, with a lens diameter of 43 inches, is technically the largest, with 39 inches clear for the aperture.The second largest refracting telescope in the world is the Yerkes Observatory 40 inch (102 cm) refractor, used for astronomical and scientific observation for over a century.
Hooker Telescope Mount Wilson Obs. 100 inch 254 cm 1917 USA: McDonald Obs. 82 inch i.e. Otto Struve Telescope: 82 inch 208 cm 1939 USA: David Dunlap Observatory: 74 inch 188 cm 1935 Canada: Plaskett telescope Dominion Astrophysical Obs. 72 inch 182 cm 1918 Canada: 69-inch Perkins Telescope [10] Perkins Observatory: 69 inch 175 cm: 1931–1964 USA
The 40-inch (1.02 m) Refractor, at Yerkes Observatory, the largest by famed lens makers Alvin & Clark The era slowly came to end as large reflecting telescopes superseded the great refractors. In 1856–57, Carl August von Steinheil and Léon Foucault introduced a process of depositing a layer of silver on glass telescope mirrors.
Yerkes 41-inch reflector is a 40-inch aperture (101.6 cm) reflecting telescope at the Yerkes Observatory, that was completed in 1968. It is known as the 41 inch to avoid confusion with a 40-inch refractor at the observatory.
The 60-inch telescope, first light in 1908. The following is a list of the largest optical telescopes in the 20th century, ... Yerkes "41-inch" [72] 102 cm: 40″ ...
In 1883, they build the 30-inch (760 mm) telescope for the Pulkovo Observatory in Russia, the 36-inch (910 mm) objective for the refractor at Lick Observatory was made in 1887, and the 40-inch (1,000 mm) lens for the Yerkes Observatory refractor, in 1897, only ever exceeded in size by the lens made for Great Paris Exhibition Telescope of 1900.
Yerkes Observatory [6] 102 cm (40") achromat: ... The 12.8 Inch Merz refractor at Royal Greenwich ... [39] [40] Van Monckhoven Telescope 23 cm refractor Ghent ...
Ads
related to: yerkes 40 inch telescope