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Telescope Mirrors, Blanks, Secondaries, Grinding Materials ...

Telescope Mirrors, Blanks, Secondaries, Grinding Materials ...

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Telescope Mirrors, Blanks, Secondaries, Grinding Materials, Testers, Aluminising, Making Advice Information. Telescope Mirrors, Blanks, Tools, ... ASTRONOMY Telescopes Astronomy Telescope Mirrors, Blanks, Tools, Aluminising, Testing, and Materials for Mirror Making. Please email or call for information, pricing confirmations and shipping ...

Lens Mirror Making Best lenses and mirrors are both made ...

Lens Mirror Making Best lenses and mirrors are both made ...

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Lens Mirror Making • Best lenses and mirrors are both made by grinding the surface • Start with a mirror or lens blank • For mirrors only surface needs to be good • Typical mirror want pyrex (eg BK7) • Then need a tool blank – poorer glass softer glass • Place mirror on top tool • Now add grinding compound (grit) between ...

Leviathan of Parsonstown Wikipedia

Leviathan of Parsonstown Wikipedia

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Construction and Design. Parsons improved the techniques of casting, grinding and polishing large telescope mirrors from speculum metal, and constructed steampowered grinding machines for parabolic 3 ft (90 cm) mirror of 1839 was cast in smaller pieces, fitted together before grinding and polishing; its 1840 successor was cast in a single piece.

17 Best Telescope Making images in 2016 | Diy telescope ...

17 Best Telescope Making images in 2016 | Diy telescope ...

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Dec 25, 2016 Explore starman1kmo's board "Telescope Making" on Pinterest. See more ideas about Diy telescope, Sundial and Binoculars.

Mirror grinding machine construction log James Crombie

Mirror grinding machine construction log James Crombie

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Mirror grinding machine construction log I started thinking about building my own mirror grinding machine several years ago. Having been on the ATM list now since almost the beginning of it here on the web, I had lots of of inspiration reading of others projects and viewing their webpages

Telescope Mirror Blanks / ...

Telescope Mirror Blanks / ...

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Please see the Buy Telescope Mirror Blanks page for low prices on plate glass mirror blanks. If you'd like to buy a complete mirror grinding KIT, with all abrasives and grinding tool included, please see the Buy Telescope Mirror Kits. website for the lowest prices on plate glass telescope mirror grinding kits.

Amateur telescope making Wikipedia

Amateur telescope making Wikipedia

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Amateur telescope making is the activity of building telescopes as a hobby, as opposed to being a paid telescope makers (sometimes called ATMs) build their instruments for personal enjoyment of a technical challenge, as a way to obtain an inexpensive or personally customized telescope, or as a research tool in the field of astronomy.

Waite Research :: 24

Waite Research :: 24" Mirror Fabrication

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On top of the grinding tool, I loaded up 50 pounds of weights to help speed up the grinding process. This is where a beefy machine is needed. The 2" thick mirror weighs in at about 65 pounds. Add on 50 pounds of grinding weights, and you have 115 pounds spinning on the turntable.

telescope mirror grinding machine plans

telescope mirror grinding machine plans

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telescope mirror grinding machine price in india. Mirror Grinding Machine. telescope mirror grinding machine based on Dennis Rech's MoM 20, The twoaxis Ujoints you see are made of a soft 2"x2" pine which costs about 180 for 8 feet A 3/8" hole and a 3/8" . Contact Supplier

Faster production of highquality telescope mirrors

Faster production of highquality telescope mirrors

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Largeaperture telescopes use multiple segmented mirrors, which require grinding and polishing to achieve a specific surfaceform. There is growing demand worldwide for highprecision, nanometerlevel control of surfaces to manufacture these mirrors on an increasing scale. However, current ...

How I Make LightWeight Hexagon or Honeycomb Telescope ...

How I Make LightWeight Hexagon or Honeycomb Telescope ...

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Rough grinding is complete for the inch honeycombback telescope mirror blank. The rough grinding went pretty quickly and painlessly this time. I only have maybe 12 hours of actual work in the mirror so far. It's hard to believe, but the rough grinding has removed over a pound of glass. The mirror now weighs in at only only 8 pounds 15 ounces.

Telescope Mirrors Prisms for sale | eBay

Telescope Mirrors Prisms for sale | eBay

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This is a Nova " Parabolic Mirror. Full thickness " pyrex glass. Nova mirrors test right up there with Zambuto mirrors. Coating is good just a little coating loss .

Joy of Mirror Making: Rough Grinding

Joy of Mirror Making: Rough Grinding

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Rough grinding a telescope mirror. The Joy of Mirror Making Mel Bartels Rough Grinding ... Also there's the difficulty of creating a spherical curve in the mirror face. The grinding wheel on a boom approach is difficult because it is hard to anchor the mirror and the boom's pivot so that they do not move in relation to each other. Glass tools ...

Mirror Grinding Machine » Leonardo Da Vinci's Inventions

Mirror Grinding Machine » Leonardo Da Vinci's Inventions

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Mirror Grinding Machine Leonardo's Mirror Grinding Machine. leonardo miror grinding machine. The mirror or lens grinding machine is a masterpiece of mechanical engineering. It has several gears in mesh at all times and also has several variable settings built into it. ... Devices like these are still used nowadays by amateur telescope/optical ...

Waite Research Telescope Mirrors :: Home

Waite Research Telescope Mirrors :: Home

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Rough Grinding on the FixedPost Mirror Grinding Machine Hogging the Curve on a 20" f/ Quartz Telescope Mirror Astronomy magazine names Waite Research's Renegade telescope .

Stellafane ATM: Rough Grinding

Stellafane ATM: Rough Grinding

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For rough grinding a 6" mirror, about 1/2 teaspoon of grit is used per wet. With finer grits, proportionately less grit is used per wet. Grits in the25 micron range are often premixed with water to form a slurry, and water and grit are squirted onto the work together from a plastic squeeze bottle (not a spray bottle).