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Making a Mirror grinding & Polishing machine - Cloudy Nights

Mar 16, 2015 · Page 2 of 5 - Making a Mirror grinding & Polishing machine - posted in ATM, Optics and DIY Forum: The machine I made is just driven by a drill press and pulley system. Variable speeds could be nice, but so far this system has worked. The turntable goes about 40 RPM for spin grinding and polishing, which works quite well. I can add a reduction and the table then goes about 6.5 RPM, which I use ...

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Telescope Mirror Grinding Machines | Crusher Mills, Cone ...

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Stellafane ATM: Fine Grinding

GOAL: You have completed fine grinding when you have: Smoothed the mirror surface until it feels "buttery soft" to the touch with pits approximately 5 microns in size so that it is ready for polishing. Shaped the mirror surface to be very closely spherical, as indicated by the Pencil Test.

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page1 of feb 2002 newsletter - Delmarva Stargazer Society

Assistance in mirror grinding, polishing, figuring and testing will be provided by Steve and Bruce Swayze of Swayze Optical and several experienced mirror makers from Delmarva Star Gazers. See Club Web page for more details. Constellation of the Month: Orion .

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Mirror grinding machine construction log - jamescrombie

Mirror grinding machine construction log ... Mirror seems to be almost finished, maybe an 1/8" of pits showing up with the laser pointer. My buddy Garth Arsenault brought up his tester and gave me a quick course in its use. Aug 25, 2003 I was a little dismayed at the first results of the foucault test. ...

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DIY Mirror Grinding and Telescope Making - . The mirror (or tool) was then carefully placed on top of the tool (or mirror) and grinding started (i.e., pushing the glass disk on top back and forth). The procedure was quite similar to grinding a smaller mirror, except that the disks are heavier.

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page1 of feb 2002 newsletter - Delmarva Stargazer Society

Assistance in mirror grinding, polishing, figuring and testing will be provided by Steve and Bruce Swayze of Swayze Optical and several experienced mirror makers from Delmarva Star Gazers. See Club Web page for more details. Constellation of the Month: Orion .

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MIRROR GRINDING MACHINE. I made my first mirror grinding and polishing machine over thirty years ago. It used the working principle of the machine illustrated at "A" Fig.3, Page 163, "Amateur Telescope Making" Book 1. A bowl which rotated was fitted to the spindle.

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DIY Mirror Grinding and Telescope Making - . The mirror (or tool) was then carefully placed on top of the tool (or mirror) and grinding started (i.e., pushing the glass disk on top back and forth). The procedure was quite similar to grinding a smaller mirror, except that the disks are heavier.

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The way we do that is by measuring the orbital decay rates of a series of mirror-covered, optically reflective satellites. You'll be grinding and polishing a mirror for Starshine 4, the latest in a series of our student satellites to be deployed into space during an eleven-year sunspot cycle.

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