The 200-inch Hale Telescope was first proposed in 1928 and has been operational since 1948.
It houses the Hale telescope, which has a mirror 200 inches (508 cm) in diameter.
The Hale Telescope, completed in 1948, has a 5-meter, or 200-inch, mirror.
The Hale telescope is the most prominent example of a Horseshoe mount in use.
At Palomar, he invented instruments for the 200-inch Hale telescope.
This was changed to vacuum deposited aluminum on glass, used on the 200-inch Hale telescope.
It was dedicated in 1970 to take some of the load off of the Hale Telescope.
Even world class telescopes such as the Hale telescope, equipped with adaptive optics, did not detect the plume.
Vacuum metallizing was used to deposit aluminum on the large glass mirrors of reflecting telescopes, such as with the Hale telescope.
Though surpassed in size by the Hooker telescope nine years later, the Hale telescope remained one of the largest in use for decades.