![Mt. Palomar Telescope Pyrex Mirror Blank in the May 29, 1948, edition of the Saturday Evening Post - RF Cafe Mt. Palomar Telescope Pyrex Mirror Blank in the May 29, 1948, edition of the Saturday Evening Post - RF Cafe](https://www.rfcafe.com/miscellany/cool-pics/images/Mt-Palomar-Mirror-Corning-Pyrex-Saturday-Post-May-29-1948.jpg)
Mt. Palomar Telescope Pyrex Mirror Blank in the May 29, 1948, edition of the Saturday Evening Post - RF Cafe
![With its new film of aluminum the 200" primary mirror of Palomar Observatory's 200" Hale telescope waits to be placed back into the telescope - Digital Commonwealth With its new film of aluminum the 200" primary mirror of Palomar Observatory's 200" Hale telescope waits to be placed back into the telescope - Digital Commonwealth](https://bpldcassets.blob.core.windows.net/derivatives/images/commonwealth:dz0111723/image_access_800.jpg)
With its new film of aluminum the 200" primary mirror of Palomar Observatory's 200" Hale telescope waits to be placed back into the telescope - Digital Commonwealth
![The 5m mirror of the telescope on Mt Palomar, 1934 - Stock Image - R114/0028 - Science Photo Library The 5m mirror of the telescope on Mt Palomar, 1934 - Stock Image - R114/0028 - Science Photo Library](https://media.sciencephoto.com/r1/14/00/28/r1140028-800px-wm.jpg)