atm mirror grinding machine

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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

ATM Mirror Grinding Machine Mark II under construction

ATM Mirror Grinding Machine Mark II (under construction) Part 2. Well, as I described the mirror blank and tool got stuck. One of the centering bolts sure applied some pressure, resulting in this fine (is fine the correct term here?) damage, which is 45 by 23 mm in size (1.8 by 0.9 inch). Sigh.

Stellafane ATM Make a Tile Tool

If you have ground a reasonable curve in your mirror, pour the new plaster disk against that curve, so that the new tool will be closer to mating with the mirror. Back to the ATM Index Page. Page last revised on Thursday, 2017-Sep-07 13:33:01 -0400 ...

ATM Links ATM pages of Berthold Hamburger

Mirror cells. Mirror Cell; Mirror Cells for Amateur Telescope Makers; A Simple Double-Plate Mirror Cell for Your Reflector; Mirror Cells and more...: Mirror cells - Frequently Asked Questions; Mirror grinding machines. Dennis Rech's M-o-M Website; Tom Stoke's M-o-M site; Laurie Hall's MIRROR GRINDING MACHINE. M-o-M Yahoo! group; Mirror making

Stellafane ATM Mirror Making Myths

A 6 or 8 mirror should take about 40 to 80 hours of effort. While this is a non-trivial amount of time, the mirror can be completed in a few months, and certainly within a year. Most people work one to three hours a day on their mirror about one or two times a week. Homemade Mirrors are …

Stellafane ATM Make a Plaster Disk

1.1. Place your mirror blank, mirror surface up, on a clean, level hard work work surface covered with newspaper or cardboard. 1.2. Cover the mirror surface and part of the sides with plastic food wrap. Smooth the wrinkles on the surface as best as possible, as …

Mel Bartels' Amateur Telescope Making

The I.A.U. named asteroid 17823 Bartels discovered 1998 by J.M.Roe in recognition for my contributions to amateur astronomy. Making is the Key to Knowing. A telescope mirror is arguably the most accurate surface made by human or machine. Amazingly you can grind a mirror by hand and make a telescope with simple hand tools.

atm mirror grinding machine in nigeria price

MirroroMatic mirror making machine ATM pages of . MirrorOMatic grinding machine When I decided in 2009 after a tenyear 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 …

Telescope Making Links Designs and Techniques STAR

The Kutter Schiefspiegler. Yolo Telescopes. Grinding Glass. An ATM's Grinding Barrel Top. Grinding Your Telescope Mirror. Polishing Your Telescope Mirror. Glass Notes. Grit and Microgrit Grading Conversion Chart at READE. Making a tile on plaster tool.

Stellafane Links Page

The Baker Road Inn telephone: (802)886-2304, Springfield, VT*. Chester House Inn. Springfield Chamber of Commerce. Jay Drew*. For the convenience of our readers, we provide links to other web sites that offer additional or supplementary information to that provided on our Stellafane website.

Robotic mirror grinding ATM Optics and DIY Forum

May 31, 2021 Robotic mirror grinding? - posted in ATM, Optics and DIY Forum: This is hopefully not too out there, im just thinking out loud about something id wondered about for years, and was curious how feasible it is...

mirror grinding machines

Mirror grinding machine-runout - ATM, Optics and DIY . 21-02-2015 Page 1 of 2 - Mirror grinding machine-runout - posted in ATM, Optics and DIY Forum: I am in the process of making a fixed post mirror grinding machine, big enough for a 20 inch mirror. I have now got the motor, pulleys, two shafts and turntable all together and working.

Mirror Grinding Machine Archive IceInSpace

May 12, 2007 [Archive] Mirror Grinding Machine ATM and DIY Projects. IceInSpace Equipment ATM and DIY Projects Mirror Grinding Machine. PDA. View Full Version here: : Mirror Grinding Machine. Orion. 05-12-2007, 07:51 AM. Has anyone ever built a mirror grinding machine? h0ughy. 05-12-2007, 08:34 AM. ed you are a glutton for punishment ...

Mirror grinding scope making

A good starter size is the 150 mm (6 ) mirror. A 200mm (8 ) will also work. Most ATM books and websites recommend a Pyrex mirror blank, but in my opinion, annealed plate glass is better for this first, learn and practice mirror.It is cheaper, it is softer and grinds faster, needing less abrasives and with these small sizes, the low expansion glass like Pyrex has no practical (visible at ...

Mirror o

The Machines: Documentation: Information for ATMs Zip archive of Mirror-o-Matic Yahoo Groups (2000-2019) 307 MB Contact Dennis. The Machines: Documentation: Information for ATMs Zip archive of Mirror-o-Matic Yahoo Groups (2000-2019) 307 MB Contact Dennis ...

Stellafane ATM Measuring Sagitta

Calculating Sagitta. Before you start grinding, you should have decided on your mirror's desired focal length. The two most common beginners' mirrors, the 6 f/8 and 8 f/6, both have 48 focal lengths. Use this formula to calculate your target sagitta: Sagitta (s) = Mirror_Radius2 / ( 4 Focal_Length ) = r2 / 4F.

Telescope Making Supplies

Robert A. Cox, then Co-editor of the Gleanings for ATM’s column, proposed that the test be called the Mobsby test. Willmann-Bell is pleased to offer precision inverse gratings at reasonable prices so that you can make that perfect mirror.

Metallographic Grinding amp Polishing Machines QATM

Grinding and polishing is the final stage in the metallographic sample preparation process and consists of several steps. Each step uses finer abrasive than the previous one, the ultimate goal being to produce a deformation-free, scratch-free and highly reflective sample surface. The sample may need to be examined, either etched or unetched, to ...

Document sans nom Astrosurf

a rotating plate (1) supporting the mirror. This plate is usually above a table (2), and may be surrounded by a container which will collect the excess polishing product dripping from the plate. an arm (4) (square metal tubing) aligned with the center of the mirror (5) and put in motion by the crank. drive pin connecting the lap to the arm ….

atm astronomy strasbaugh polishing and grinding machine

atm astronomy strasbaugh polishing and grinding machine. Grinding Machine Coal Preheating Customer Case ... Grinding Machines Mirror- o-matic Tom Waineo's Desktop Grinding/Polishing Machine,Mirror Grinding and ... Leave a Message. desktop grinder machine …

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.

Making a homemade mirror grinding machine ATM Optics

Mar 06, 2006 Making a homemade mirror grinding machine - posted in ATM, Optics and DIY Forum: I want to make a motorized mirror grinder , any good info on this , i have a couple geared motors , low speed high torque. One more question ...will 1 1/2 shaft size pillow block bearings work good for a homemade EQ mount? Thank you , John

Fast Mirror Grinding amp Polishing The ATMs Workshop

Nov 15, 2001 The mirror ended up with a very smooth, zone free, nearly spherical figure ready for final figuring. Figure 1: Polishing pads applied to a 9 inch grinding tool. Another local ATM has also tried the polishing pads with abrasive and CeO. His own 17.5 mirror took about nine hours to …

Mirror Grinding Machine ATM Optics and DIY Forum

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 …

Stellafane ATM Materials amp Tools

Please consult our list of ATM Suppliers for ideas about where to purchase these items. Topics on this page: Mirror Blanks, Grinding & Polishing Tools, Grits & Pitch, Storage Containers, Grinding Stands, and Miscellaneous Items. 6 & 8 Pyrex Mirror Blanks Patterns on surfaces and edges are mold marks, splotch on 6 is a grinding mark by the ...

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