Speculum metal

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1	Issue 11 - AprilPreliminary Assembly on the New Frame! Here are the major GMT components, artfully arranged by Matilda Vaughan and photographed Add to Reading List Source URL: greatmelbournetelescope.org.au Language: English - Date: 2015-04-12 19:59:21 Astronomy Opticians Telescope types Optical devices Fellows of the Royal Society Primary mirror Thomas Grubb Speculum metal Great Melbourne Telescope Telescopes Observational astronomy Optics
2	PDF Document Add to Reading List Source URL: www.nasonline.org Language: English - Date: 2012-10-24 13:17:05 Astronomy Reflecting telescope Newtonian telescope Mirror Speculum metal Optics Astrophotography Telescope Curved mirror Observational astronomy Telescope types Telescopes
3	PDF Document Add to Reading List Source URL: books.nap.edu Language: English - Date: 2007-09-21 12:26:26 Astronomy Reflecting telescope Newtonian telescope Mirror Speculum metal Optics Astrophotography Telescope Curved mirror Observational astronomy Telescope types Telescopes