mirror grinding machine

Telescope Mirror Kits - firsthanddiscovery.com

Want to build your own telescope? Start with one of our telescope mirror kits. Each kit comes with a telescope mirror blank and all the abrasives (silicon carbide grits and white aluminum oxide powders), cerium oxide polish and pitch to grind and polish it to your specifications.

Mirror Grinding Machine - alibaba.com

Mirror Grinding Machine, Find Complete Details about Mirror Grinding Machine,Mirror Grinding Machine,Mirror Grinding Machine,Mirror Grinding Machine from Grinding Machines Supplier or Manufacturer-Nantong Super Machinery Co., Ltd.

Mirror Grinding Machine, Mirror Grinding Machine ... - Alibaba

Alibaba.com offers 8,740 mirror grinding machine products. About 2% of these are grinding machines, 1% are glass processing machinery. A wide variety of mirror grinding machine options are available to you, such as ce, ul, and ur.

Mirror grinding machine construction log - James Crombie

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

Stellafane ATM Main Page

Grinding a Mirror "For it is true that astronomy, from a popular standpoint, is handicapped by the inability of the average workman to own an expensive astronomical telescope. It is also true that if an amateur starts out to build a telescope just for fun he will find, before his labors are over, that he has become seriously interested in the ...

Leonardo Da Vinci's mirror making machines

The other machine, a much larger piece to implement, grinds mirrors of large focal lengths. Though Leonardo da Vinci creates sketches of mirror grinding, one crucial and logical question to ask is whether he used such mirrors in his artwork or drawing.

From the Kiln of Horace Davis - mirrorgrindingmachine.com

I had an idle mirror grinding machine (a modified MOM 20), so I volunteered to grind and polish his blanks and check for strain using the cross-polarized light test. Soon, three plate glass blanks arrived, two 10 inch and one 7.5 inch. They looked pretty bad. They showed a lot of strain where Horace had taken a belt sander to them.

mirror grinding machine | eBay

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telescope mirror grinding / polishing machine with ...

Feb 15, 2016· telescope mirror grinding / polishing machine with tachometer Florin Andrei. Loading... Unsubscribe from Florin Andrei? Cancel Unsubscribe. Working... Subscribe Subscribed Unsubscribe 125.

Astro-Tel - Mirror Polishing Machine

Then I designed and built the mirror holder and bowl as illustrated in Fig.3. The mirror is immerced in polishing compound so cannot run dry and also cannot be, ripped out. The bowl was made out of two aluminium frying pans. A larger one for 8" mirrors was made from a plastic tray used under pot plants.

Grinding Machine for Large Telescope Mirrors

Grinding Machine for Large Telescope Mirrors. I designed and built a grinding machine for mirrors up to 42 inches [1.1m] in diameter. By slipping on and off a couple of belts, the machine can quickly be reconfigured for spinning work or for stroking work. The machine can also work smaller mirrors if the drip pan is moved to the fast shaft on ...

Fixed-post machine grinding is where the mirror is on a turntable rotating around 20 PRM [speeds vary], and a 75% tool is on top. They are already curve-generated. The tool is hanging over the mirror by 1/6 the diameter of the tool, or about 1/8 diameter of the mirror, and is fixed in this position.

Joy of Mirror Making: Introduction - bbastrodesigns.com

Stone tools go back 3.3 million years. Pounding, scraping, knapping, grinding combined with fire, heat, melting leads us today to grinding telescope mirrors from glass. Making a telescope mirror is one of the most satisfying and sublime joys you will experience. It's also arguably the most accurate surface made by man or machine.

SPAC Mirror Lab

Welcome. Where the 19th Century Art of Mirror Making Meets the 21st Century. The Saint Petersburg Mirror Lab is a small band of dedicated mirror grinders and telescope makers living in …

#1 Best Price Plans For Overarm Mirror Grinding Machine ...

Shop for Best Price Plans For Overarm Mirror Grinding Machine .Price Low and Options of Plans For Overarm Mirror Grinding Machine from variety stores in usa. products sale. "Today, if you do not want to disappoint, Check price before the Price Up.Plans For Overarm Mirror Grinding Machine You will not regret if check price."

Mirror-o-Matic mirror making machine - ATM pages of ...

Mirror-O-Matic grinding machine. When I decided in 2009 after a ten-year break to get into mirror making again, it quickly became clear to me that I would need to construct machine, as hand grinding big mirrors is not something very beneficial for the hands of a musician.

Moulding Knives, Templates, Molding Catalog by Mirror ...

Mirror Reflections is a moulding knife design and manufacturing company that produces some of the finest quality molding knives, profile templates and CAD (computer-aided design) drawings in the woodworking industry.We are a reliable resource for superior quality cutters for the moulder or shaper and acrylic templates for profile knife grinders.

Mirror Grinding Machine

My Mirror Grinding Machine. For a long time I've wanted to build a machine for grinding telescope mirrors. Dennis Rech's M-o-M designs finally inspired me to just get up and do it. Over the years, I'd been collecting motors, gear boxes, pulleys, etc.

Mirror Grinding Machine, G. W. Ritchey - National Air and ...

The machine was used for making numerous mirrors over the next four decades and extensively modified over that period. It embodies the "sub-diameter tool" design approach to making large telescope mirrors whereby the grinding tool is drawn across the mirror blank by programmable rotating arms.

Newport Glass Works, LTD. Grinding, Polishing and Figuring ...

This is why you don't want to make mirrors to be worked on machines too thin. For 16" to 18" mirrors, 1.62" thick is the thinness I would recommend. There are several ways to support the grinding and polishing machine turntable, but first make sure the turntable itself is rigid. It …

Telescope Making Supplies - willbell.com

Throughout the grinding and final lapping stages, the objective has been to reduce pits and scratches to the smallest possible size. However, no amount of grinding can produce a surface smooth enough or sufficiently transparent to meet the needs of a first-class telescope objective. Different techniques are …

Mirror Polishing - YouTube

Mirror Grinding Machine by benjamintmullin. 0:21. Play next; Play now; Mirror-o-matic figuring with various offsets by Berthold Hamburger. 1:30. Play next; ... Telescope Mirror Grinding Demonstration by NG9D. 0:42. Play next; Play now; Rough Grinding a 20" Quartz Telescope Mirror on the Fixed-Post Machine by GordonWaite. 9:53.

How I built an edge grinder for telescope mirror blanks.

How I built an edge grinder for telescope mirror blanks. It was very quick and easy. I have been casting my own telescope mirror blanks for a few years now. ... I borrowed a few ideas from the Mirror-O-Matic mirror grinding machine, particularly how to mount the turntable on top of the pulley. Anyone building machinery for cold-working glass ...

CNC Grinding Machine | MachineMfg.com

The automatic measuring device was applied to the grinding machine in 1908. Around 1920, centerless grinders, double-face grinders, roll grinders, guide grinders, honing machines and superfinishing machines were used. In the 1950s, there was a high-precision cylindrical grinding machine that could be used for mirror grinding.

tut44 Making A Mirror Grinding Tool - asterism.org

Making A Mirror Grinding Tool By Allen Malsburry The average person would never think, "I can make my own telescope." Most amateur astronomers believe, "I can buy a better telescope than I can build." Neither is actually correct. For many decades now, amateur …

Mirror-o-matic.com

The Machines: Documentation: Information for ATMs Contact Dennis

SkyBadger - Mirror Grinding Machine

The mirror machine came to me as a result of astronomical horse-trading, swapping a large GEM mount and a 8" Newtonian OTA for the machine as it was and a start kit consisting of two 6" blanks and the grit, rouge and pitch to manufacture a mirror. The grinding machine had been built to the design of the mirror-o-matic design of Dennis Rech ...

Astro-Tel - Mirror grinding machine

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. I also built another machine …