Feb 15, 2016· Making a 33 cm f/4.8 mirror on the Mirror-o-Matic 6: polishing the surface with a pitch lap - Duration: 9:12. Jan van Gastel 1,623 views

Detailed plans and a hardware kit After having made five mirrors by hand, I decided to build a mirror making machine. I did a google search and arrived soon on Dennis Rech's 'Mirror-O-Matic' pages.Just what I was looking for!

Nov 01, 2011· Hi AllWeve been having some idle discussions about grinding mirrors here. In particular, weve been discussing building a fixed post mirror grinding turntable for cutting mirrors up to about a 24inch diameter to spherical. Its only a pipe dream at the …

Homemade mirror grinding machine constructed from angle iron, an electric motor, speed reducer, eccentric mechanism, pulleys, and bearings.

In addition, a great deal of money will be saved: a finished 24" scope will set you back $7,000; grinding your own mirror and building the mount yourself will cost you $2,000. Amateurs have made mirrors up to 41" by hand. A grinding machine relieves the labor, but is not necessary. A 24" is the largest you can comfortably do solo.

Sep 26, 2006· Grinding and polishing your own mirrors is a long, arduous process. Instead of lapping the blank by hand, Laurie Hall built this mirror grinding machine from scratch.

Much is also unchanged - mirror grinding techniques are very similar to those written up by Porter and Ingalls in the 20´s and 30´s. Many amateur astronomers still choose to fabricate their own instruments, for the pride of accomplishment, the gaining of knowledge and the insurance of quality. ... Complete plans for all the test equipment you ...

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.

Oct 29, 2007· 'm fine grinding my 12" plate glass mirror blank with the M-O-M by Dennis Rech. It's an automatic mirror making machine that takes the "caveman" work out of mirror grinding.

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 …

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 …

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 ...

Stellafane External Links provide links to related information on Amateur Telescope Making, Mirror Making, Optics, other Astronomy clubs and local area links to the Springfield, Vermont area.

Oct 15, 2012· Page 1 of 2 - Making my own fixed post mirror grinding/polishing machine - posted in ATM, Optics and DIY Forum: Hey guys. Im thinking of making my own fixed post mirror grinding/polishing and curve generating machine. Ive got loads of questions regarding the design so Ill just start firing away Do I need an eccentric moving tool to be able to polish a mirror spherical?

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.

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 the Tampa Bay area of Florida. We offer a mirror making class for interested persons. We strive to create the best mirrors our home brew technology can muster.

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.

Find great deals on eBay for telescope mirror grinding kit. Shop with confidence. Skip to main content. eBay Logo: ... TELESCOPE MIRROR GRINDING Machine Design INFO PLANS original 1951. Pre-Owned. $17.89. ... Telescope Mirrors & Prisms. Celestron Telescopes. Meade Telescopes. Kit Telescope Filters.

Mirror Grinding Machine. Mirror Polishing Machine. Small Grinding & Polishing Machine ... MIRROR POLISHING MACHINE. This machine was originally designed and built for polishing optical flats. However mirrors of 28" radius of curvature have been polished on it. ... Plan view of top of machine Fig. 2. Front view of machine Fig. 3. Polishing bowl ...

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 …

Stellafane Links Page- mirror grinding machine plans,Grinding Machines A Mirror-O-Matic Machine, Plans For A Homemade Dobsonian, The Stellafane Links Page is edited by Jay Drew of the Springfield .mirror grinding machine - CGM Grinding PlantMirror Grinding Machine telescope mirror grinding machine based on Dennis Rech''s M-o-M 20 My Mirror ...

Sep 29, 2010· Mirror Grinding Machine - posted in ATM, Optics and DIY Forum: I have some interest in building a grinding machine for possible up to an 18 mirror, but something that will also do a 6 or 8 mirror. I have plans for the Mir O Matic but would like to do something a bit more modern. I have some ideas about using a AC drive and a large aluminum disk for the turntable and have made a parts list …

Jun 06, 2010· I started this thread to record my building progress of a new mirror grinding and polishing machine. This machine will be capable of handling mirror sizes up to 22". I have decided that 22" is the absolute maximum otherwise becomes too cumbersome to …

Save mirror grinding machine to get e-mail alerts and updates on your eBay Feed. + Items in search results. SPONSORED. TELESCOPE MIRROR GRINDING Machine Design INFO PLANS original 1951. Pre-Owned. $17.89. Top Rated Plus. ... GLASS EDGING POLISHER MACHINE 9 MOTORS FOR GLASS AND MIRROR EDGING AND POLISHING. Brand New. $16,900.00. Free local ...

Aug 28, 2015· Dobsonian telescopes are popular with amateur telescope makers for their ease of design and construction, portability, and their use of large optical mirrors. Pioneered by John Dobson in the 1960s, the instrument combines a Newtonian reflector telescope with …

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 should have a look at the MOM web site and plans. There are lots of good ideas there. The …

plan of grinding machine – Project Case – Cruher and grinder … Toyo is continuing to expand the size of its ultra-large vertical grinding machines and plans to introduce the T-185C, … Telescope Mirror Grinding Machine Plans …

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.