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Telescope Making Links Grinding Large Thin Mirrors Part I Grinding,Polishing and Figuring Large Thin Mirrors - Part 2 - Polishing Astronomy, telescope making ,mirror grinding and testing Large Thin Mirror Making by Mel Bartels Grinding Machines Mirror-o-matic Tom Waineo's Desktop Grinding/Polishing Machine Ken Lilja's Grinding Machine Grinding Machine Figuring...
Fixed post mirror grinder advice 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 ,...
mirror grinding machines mirror grinding machines,My Mirror Grinding Machine For a long time Ive wanted to build a machine for grinding telescope mirrors Dennis Rechs MoM designs finally inspired me to just get up and do it Over the years Id been collecting motors gear boxes pulleys etc...
Mirror grinding machine I assume you are talking about a telescope mirror I have read a lot and ground one small mirror some years ago but did it all by hand If I remember properly, some of the features you want in a grinding machine are the ability to change the stroke's length as well as the path it ,...
mirror o matic Mar 04, 2012· Mirror-O-Matic : This list is for discussion about the "Mirror-o-Matic" telescope mirror grinding machine, as developed by Dennis Rech James It seems that a ,...
Mirror Information for ATMs Zip archive of Mirror-o-Matic Yahoo Groups (2000-2019) 307 Contact Dennis...
Making a mirror with the Mirror Oct 30, 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...
Leviathan of Parsonstown Construction and Design Parsons improved the techniques of casting, grinding and polishing large telescope mirrors from speculum metal, and constructed steam-powered grinding machines for parabolic mirrorsHis 3 feet (91 cm) mirror of 1839 was cast in smaller pieces, fitted together before grinding and polishing; its 1840 successor was cast in a single piece...
Large Homemade Telescope Making Project (3) A homemade telescope mirror can be made with more accuracy and smoothness than the mass-produced, commercial mirrors available today Unfortunately, the cost of mirror grinding kits and pyrex blanks has increased significantly in recent years to the point where any savings from making a mirror versus buying one are minimal at best...
SkyBadger 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 ....
Telescope Mirror Kits 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...
Fixed Post Mirror Grinding Table Telescope Mirror Making: Part Rough Grinding This is part 2 of my video series documenting grinding and polishing a inch telescope mirror I'm using a spin or fixed post grinding machine This video shows a few initial stages of making a primary mirror for a telescope After hogging the mirror blank to depth, the rough grinding stage begins...
Telescope Making Supplies 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 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...
Amateur telescope making Grinding a mirror using an abrasive and a smaller tool over 300 mm mirror ("ATM Korenica 2006", in Korenica, Croatia) Since the Newtonian reflector is the most common telescope built by amateur telescope makers, large sections of the literature on the subject are devoted to fabrication of the primary mirror...
Build a Home Made Telescope Build a Home Made Telescope These plans are for a homemade telescope that will be cheap to build At the time, this telescope only cost $10 to build We're missing part one, where they begin to polish the mirror, but have the rest of the plans! And really, who wants to polish a mirror for days?...
Mirror Grinding Machine 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 ,...
How to Make Your Own Telescope Mirror How to Make Your Own Telescope Mirror: [Fig 1] This is a large piece of glass a woman off Craigslist gave me It was 40"x40" and 075" thick Its what I decided to use to make the mirror Cutting it into smaller sections can be difficult but scoring it with a glass cutter and tapping t....
Telescope Mirrors Each optical surface is tested up to 29 times as it passes through its many processes of being turned from a blank piece of glass to a highly accurate figured mirror or lens Below is our selection of Telescope Mirrors available to purchase and a brief description of each grade's qualiti...
Mirror grinding There are many reasons for grinding your own mirror Either you want a unusual size, or focal length, or to satisfy your curiosity, or to have the "pride of achievement" by fabricating something as precise as a telescope mirror...
Figuring the Perfect Mirror Figuring a 'Perfect' Mirror Well, nothing is ever perfect but we plan to polish our 30 year old mirror until the mirror figure is better than can be used under most seeing conditions Since the mirror is already good to about one half wave we feel that the Ronhi test at the center of curvature will only help until the mirror is better than one 1/4 wave, or so...
Grinding Plant Mirror Mirror Grinding Machine Plan 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, ,...