Homemade Mirror Grinding Machine

DIY Telescope Mirror grinding machine - YouTube

Jul 08, 2013· Homemade 10inch Mirror Grinding Machine. Sorry for blurred image.................... About Press Copyright Contact us Creators Advertise Developers Terms Privacy Policy & Safety How …

Making a homemade mirror grinding machine - ATM, Optics ...

Mar 06, 2006· As promised I was able to find time to develop a 3D model of the overhead bridge for my mirror grinding ad polishing bench. The construction is quite simple. The shuttle rides back and forth on a bridge made from two pieces of quarter …

DIY l Homemade Mirror grinding machine - YouTube

Feb 03, 2013· This video was uploaded from an Android phone.

tut44 Making A Mirror Grinding Tool - Asterism.org

After fine grinding is complete, the mirror must be polished. It is during polishing that you “figure” the mirror by using a different polishing stroke to change the mirror’s spherical polished shape into a parabolic polished shape . See a related tutorial nearby titled, “ Making A Mirror …

telescope mirror grinding / polishing machine with ...

Feb 15, 2016· The machine is shown grinding a 300 mm mirror.How to build a tachometer: http://florin.myip.org/blog/making-tachometer-grinding-polishing-machine-telescope-m...

Mirror Grinding Machine

The two-axis U-joints you see are made of a soft 2"x2" pine which costs about $1.80 for 8 feet. A 3/8" hole and a 3/8" smooth shank hex head bolt makes for a surprisingly good hinge bearing. The catch basin is a 20" dish used for holding potted plants. About $5.00 at Home Depot.

Building a fixed post mirror grinding machine ...

Aug 19, 2019· Re: Building a fixed post mirror grinding machine. Post. by Kanadalainen » Thu Aug 15, 2019 1:01 pm. Update: I bought a 14" v-pulley (Princess Auto) and am welding it to the axle stub and bearing. This will form the base of the main drive for the turntable which will use the stub of the axle, set into the desk top.

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

The M-o-M is a marvellous machine due to its simplicity and yet refined design. It is extremely flexible accommodating mirror sizes from 4 inch up to 20 inch (with slight modifications) and can be used for all three steps necessary in producing a mirror. That is you can use it to grind, polish and figure your optics.

Homemade grinding polishing machine - YouTube

Mar 19, 2010· Homemade grinding polishing machine - YouTube. Homemade grinding polishing machine. Watch later. Share. Copy link. Info. Shopping. Tap to unmute. If playback doesn't begin shortly, try restarting ...

Mirror grinding - scope making

For hogging out, we start with the "chordal stroke" Put the tool on the bottom, add half a teaspoon of #80 grit, sprinkle with water and place the mirror center near the edge of the tool. Use 1/3 mirror diameter strokes. This means that stroke is 1/3 length in total , 1/6 forward, 1/6th backwards.

Building a fixed post mirror grinding machine ...

Aug 19, 2019· - an old homemade desk - serve as the platform (free) ... I was thinking about hand grinding a mirror. I watched a YouTube video of John Dobson hand grinding a mirror. ... this is a glass grinding machine". Spouse: "OK, Have fun with that, be sure you vacuum up the mess, and throw out all the sundry flotsam." Its going to take a huge vacuum.

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 …

mirror grinding machines. - ATM, Optics and DIY Forum ...

Oct 03, 2006· Thanks for the video Jim. I had no idea that these machines ran at those speeds. When I built my machine, I didn't have a computer or any books on building grinding machines so I built one that mimics the stroke a person would do. For …

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 …

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 …

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 ...

homemade telescope mirror grinding machine

Homemade Mirror Grinding Machine. homemade mirror grinding machine homemade mirror grinding machine GrindingPolishing and figuring a 14 f385 Telescope Mirror Furthermore I decided that I would like to grind and polish the mirror myself There are several benefits to do is sourcing the glass blank and various grinding powders required. Read More

Homemade Telescope Making - Google Sites

(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.

How to Make Your Own Telescope Mirror - Instructables

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 0.75" 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 …

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 …

Build your own telescope part 1: The mirror – Thomas ...

Rough grinding. This step is about making one side of the glass concave. It will give your mirror its overall focal ratio. If you make the centre deep, you will end up with a fast telescope (e.g. F/D = 4) well suited for deep sky observations. On the opposite, a shallow mirror (e.g. F/D = 8) will be performing very well on planets and the moon.

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 of Inferior Optical Quality; Not True!

how to make a grinding machine - mentalpotential.ch

Making a homemade mirror grinding machine ATM, 2006-3-6 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 questionwill 1 1/2 shaft size

How I Make Light-Weight Hexagon or Honeycomb Telescope ...

Rough grinding is complete for the 12.5 inch honeycomb-back telescope mirror blank. The rough grinding went pretty quickly and painlessly this time. I only have maybe 12 hours of actual work in the mirror so far. It's hard to believe, but the rough grinding has removed over a pound of glass. The mirror now weighs in at only only 8 pounds 15 ounces.

Building a fixed post mirror grinding machine ...

Aug 19, 2019· - an old homemade desk - serve as the platform (free) ... I was thinking about hand grinding a mirror. I watched a YouTube video of John Dobson hand grinding a mirror. ... this is a glass grinding machine". Spouse: "OK, Have fun with that, be sure you vacuum up the mess, and throw out all the sundry flotsam." Its going to take a huge vacuum.

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?

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 …

mirror grinding machines. - ATM, Optics and DIY Forum ...

Oct 03, 2006· Thanks for the video Jim. I had no idea that these machines ran at those speeds. When I built my machine, I didn't have a computer or any books on building grinding machines so I built one that mimics the stroke a person would do. For …

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 …

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 ...

how to make a grinding machine - mentalpotential.ch

Making a homemade mirror grinding machine ATM, 2006-3-6 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 questionwill 1 1/2 shaft size

www.jeffbaldwin.org

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.

How to Make Your Own Telescope Mirror - Instructables

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 0.75" 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 …

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 …

How I Make Light-Weight Hexagon or Honeycomb Telescope ...

Rough grinding is complete for the 12.5 inch honeycomb-back telescope mirror blank. The rough grinding went pretty quickly and painlessly this time. I only have maybe 12 hours of actual work in the mirror so far. It's hard to believe, but the rough grinding has removed over a pound of glass. The mirror …

build a mirror grinding machine mining

homemade mirror grinding machine natconiaso2016. With the development of mining industry, homemade mirror grinding machine. CGM grinding plant. grinding machines are available in a wide variety of designs, Get Price. How I built an edge grinder for telescope mirror blanks.

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.

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. I wont go for making mirror bigger that 10.5 (or max 12).

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