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.
telescope mirror grinding polishing machine with
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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.
How to Aluminize Telescope Mirrors YouTube
Sep 01, 2018· Modern optical telescope use mirrors and very few lenses. Unlike bathroom mirrors, where the shiny layer is sealed in to the back of the glass, telescopes use so-called “first surface” mirrors
Types of mirror grinding machines ATM, Optics and DIY
Nov 16, 2018· Types of mirror grinding machines posted in ATM, Optics and DIY Forum: Hi to all, I am planning to make a mirror grinding and polishing machine but i have limited knowledge about these machines. Because of this i have some questions to someone who has some experience with those machines; Some machines have fixed supportes and some of them have a prestaltic moving arm,
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
Telescope Mirror Making: Part 3, Rough Grinding YouTube
Sep 23, 2012· After hogging the mirror blank to depth, the rough grinding stage begins. In this video I am grinding with 60/90 grit. The wets are lasting about 90 seconds to 2 minutes.
Telescope Mirror Making Machine YouTube
May 09, 2013· A sample --and quite simple-- video of Vitastra's mirror making machine. This is a full-custom design first inspired on the polishing machines designed by
How I built an edge grinder for telescope mirror blanks.
How I built an edge grinder for telescope mirror blanks. 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. [Mike's telescope workshop] [Mike's home-built
Making my own fixed post mirror grinding/polishing machine
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? Would
Go Inside a Telescope Mirror Factory To a Billionth of a
Dec 01, 2014· Go Inside a Telescope Mirror Factory To a Billionth of a Meter Read more about how telescope mirrors help us explore the universe: Grinding a 25-Inch F3 Telescope Mirror:
How I built an edge grinder for telescope mirror blanks.
How I built an edge grinder for telescope mirror blanks. 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. [Mike's telescope workshop] [Mike's home-built
jeffbaldwin
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.
Parabolizing a Telescope Mirror BBAstroDesigns
- Myron Emerson's Amateur Telescope Mirror Making GAP 47's machines summary David Harbour's Understanding Foucault Albert Highne's Portable Newtonian Telescopes Neale E. Howard's Standard Handbook for Telescope Making Albert G. Ingall's Amateur Telescope Making, Volumes 1-3 H. Dennis Taylor's The Adjustment and Testing of Telescope
Amateur Telescope Making Main Page Stellafane
Stellafane, Home of the Springfield Telescope Makers Inc., Springfield, Vermont, USA, Amatuer Telescope Making. Amateur Telescope Making Main Page. 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
telescope mirror grinding machine, ATM books,mirror blanks
This is a grinding machine for the amateur telescope mirror maker who is interested in a grinding and polishing machine. It is what is called a "fixed post machine". If you are not familiar with it check out "Gordon Waite" on Youtube. He has a number of Youtube videos showing this type of machine
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 of the same type.
Telescope Making Supplies willbell
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
Telescope Mirror Kits Firsthand Discovery
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.
tut44 Making A Mirror Grinding Tool Asterism
want to learn more about Newtonian telescopes the internet is replete with information about all types of telescopes. Typically, the primary mirror is made of glass. Pyrex is commonly used for the primary mirror because of its thermal stability, but for small mirrors, plate glass will work fine too. Telescope mirrors are relatively thick.
Telescope Mirror Blanks TelescopeMirrorBlanks.Com
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.
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: Measuring Sagitta
Measuring Sagitta (Depth of Curve) During grinding, the mirror is too rough to measure the focal length optically to any reasonable precision. Therefore, we take a mechanical measurement of the Sagitta, or Depth of Curve, and using some simple formulas calculate the focal length.
Telescope Mirror Kits Firsthand Discovery
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.
Making a Mirror grinding & Polishing machine ATM, Optics
Mar 16, 2015· Page 1 of 5 Making a Mirror grinding & Polishing machine posted in ATM, Optics and DIY Forum: Hello, I am on the half of the way to make a mirror grinding machine inspired by original M-O-M design. I made the pulley arrangement such a way that, both the turn table & eccentric spins at 50 RPM fixed.
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
AGI Products: Telescope Mirror Blanks
TELESCOPE MIRROR BLANKS MADE TO YOUR SPECIFICATIONS. If one of our standard telescope mirror blanks isn’t exactly what you’re looking for, Advanced Glass can custom make a telescope mirror blank to your specifications.
Stellafane ATM:Mirror Making Myths
Mirror Making Myths. Mirrors can only be made with Special Precision Equipment in Expensive Factories or Labs; Not True! Telescope mirrors can be made in your kitchen, basement or garage with nothing more than the mirror blank and a second piece of glass (called the tool) to rub the mirror against with an abrasive grit and water slurry.
Stellafane ATM: Measuring Sagitta
Measuring Sagitta (Depth of Curve) During grinding, the mirror is too rough to measure the focal length optically to any reasonable precision. Therefore, we take a mechanical measurement of the Sagitta, or Depth of Curve, and using some simple formulas calculate the focal length.
Telescope Mirror Blanks TelescopeMirrorBlanks.Com
Telescope Mirror Blanks Providing telescope mirror blanks and kits to telescope makers. Mirror blanks are individually tested for internal strain. Plastic protractor inserted under a 6 inch mirror blank during a stress test, to illustrate what stress would look like if there were any present.
Telescope Mirrors, Blanks, Secondaries, Grinding Materials
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
Strasbaugh polishing and grinding machine Astromart
Strasbaugh polishing and grinding machine. You wont find very many of these around. Strasbaugh is the premier manufacture of machines used by the professionals. This machine is solid no plastic or wood. You can adjust the spindle and eccentric speed with a turn of a knob while running. It makes mirror grinding a pure joy.
Telescope Mirrors Orion Optics
The majority of these primaries we make are bought by amateur telescope makers or just customers who want to upgrade the optics in their imported, usually Chinese branded telescope. These mirrors or any telescope we may supply with these mirrors is not supplied with a full Zygo report. Professional
How I make Telescope Mirror Blanks mdpub
It is a fine-looking, near full-thickness, 10 inch diameter blank that I intend to grind and polish into a 1st class telescope mirror. Here is a stack of my home-made 8 and 10 inch mirror blanks. The second from the bottom is the one above. I can use the thinner blank below it as the grinding tool. UPDATE
Build your own telescope part 1: The mirror Thomas
Another surprising advantage is that hand made optics (if guidelines are followed) tend to have a higher surface quality than the mirrors polished by industrial machines. Building a reflector telescope can be decomposed in 2 steps: make the mirror and build the tube/mount.
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 mirror on a grinding and polishing machine turntable, but first make sure the turntable itself is rigid. It
Mirror grinding Telescope making
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.
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