Measuring the Radius on the 20" f/4.5 Telescope Mirror Published 2010-03-20 Download video MP4 360p Recommendations 30:47 12 inch f4.9 Telescope Mirror Part 4 20:19 Using Polishing Pads to Clear the Back of a Telescope Secondary Mirror 05:25 How Telescopes Are Made | How It's Made | Science Channel 04:29 The Quick, Cheap and EASY Way to Find the Center of a Circle 10:59 Grinding a 25-Inch F3 Telescope Mirror: Thinning and Flattening the Back 12:37 ПАРАБОЛИЗАЦИИ ЗЕРКАЛА СИСТЕМЫ НЬЮТОНА 16:50 12 inch f4.9 Telescope Mirror Part 3 02:37 ronchi test on telescope mirror 16in f4.8 1in thk 03:01 Lens Grinding and Polishing 17:22 Putting Together a 12.5" F4.6 Renegade Telescope 32:26 12 inch f4.9 Telescope Mirror Part 2 05:54 12 inch f4.9 Telescope Mirror Part 1 28:05 13 - Espelho 43cm 16:59 DIY Drum Sander for Telescope Shop 04:36 Grinding a 25" F3 Telescope Mirror: Chamfer and Edging 08:45 Faceting an Acculap Polisher for a Telescope Mirror 11:41 Setting Focus and Balance on a 12.5" Waite Research Renegade Telescope 09:54 GoPro Shows the Refiguring of a 14" Telescope Mirror 12:05 Emulating biology to make tiny robots 02:20 Fine Grinding a 10" F2 Telescope Mirror by Hand Similar videos 09:40 Ronchi and Foucault Tests on the 20" f/4.5 Quartz Telescope Mirror 09:04 Making a Ceramic Tile and Dental Plaster Grinding Tool for the 20" f/4.5 Telescope Mirror 09:50 Rough Polishing the 20" f/4.5 Telescope Mirror 08:54 Pouring a 15" Pitch Lap (Part 1) for the 20" f/4.5 Telescope Mirror 02:22 Radius of Curvature with the PSM 09:15 A Fast Mirror Part 1, Before the Grind 1:10:16 Casting a light weight telescope mirror (all steps in the process) 09:53 Mirror Making: DIY Spherometer Part 2, Calibrating and Using the Instrument 14:55 Building a 20" F/3.3 Renegade Telescope: Part 1 00:50 10" f/5 Telescope Mirror from Waite Research 12:58 Techniques for Refiguring an 18" f/4.4 Telescope Mirror 09:44 Parabolizing a 20" Mirror, Part 1: Preparations 43:38 Telescope Optics Testing 02:52 Recycling Pitch for the 20" f/4.5 Telescope Mirror 06:45 Figuring a 20" Mirror, Part 1: Reducing a High Zone More results