telescope grinding machine

Fixed post mirror grinder advice - DIY Astronomer ... Fixed post mirror grinder advice - DIY Astronomer ...

 · 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 …

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telescope mirror grinding machine, ATM books,mirror blanks ... telescope mirror grinding machine, ATM books,mirror blanks ...

Grinding action of a polishing lap : ... During polishing and figuring of telescope mirrors the translation movement is generally chosen, because of its overall effect, preferably to the rotation movement, with its non-linear wearing off effect, which is hard to control to obtain a regular shape, free of zonal defects. ... Machines are not ...

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Want To Make A Giant Telescope Mirror? Here's How : NPR Want To Make A Giant Telescope Mirror? Here's How : NPR

 · 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 ...

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The Perfect Machine: Building the Palomar Telescope Kindle ... The Perfect Machine: Building the Palomar Telescope Kindle ...

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

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Astro-Tel - Mirror grinding machine Astro-Tel - Mirror grinding machine

Rough Grinding a Quartz Telescope Mirror on the Fixed-Post Machine This video shows how to setup a mirror grinding machine for fixed-post grinding, also known as spin grinding or spinning. After setup, you'll see how abrasiv. The best Telescopes For beginners in the market - Outdoor Click

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How I built an edge grinder for telescope mirror blanks. How I built an edge grinder for telescope mirror blanks.

Mirror Grinding Machine. telescope mirror grinding machine based on Dennis Rech’s M-o-M 20. My Mirror Grinding Machine.For a long time I’ve wanted to build a machine for grinding telescope … » More detailed So you really want to build a Telescope Mirror.. So you really want to build a Telescope Mirror.Bob May. … Grinding/polishing machines work by rotating the …

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Ritchey Mirror Grinding Machine | National Air and Space ... Ritchey Mirror Grinding Machine | National Air and Space ...

Rough Grinding on the Fixed-Post Mirror Grinding Machine Hogging the Curve on a 20" f/4.5 Quartz Telescope Mirror Astronomy magazine names Waite Research's Renegade telescope a top …

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Telescope Making Supplies Telescope Making Supplies

 · Very old mirror/lens grinding machine. This machine can grind and polish using different stroke patterns, i.e. w-stroke, short strokes, long strokes, etc. Currently this machine can only operate a ...

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Telescope Grinding - YouTube Telescope Grinding - YouTube

Whether you buy or cast your own blank, it often turns up to have rough sides with marks left from the kiln. The first thing you want to do is to flatten one side (it will become the back) by grinding it against a flat piece of glass (e.g. a old window).

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Types of mirror grinding machines - ATM, Optics and DIY ... Types of mirror grinding machines - ATM, Optics and DIY ...

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.

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how to make a telescope mirror grinding machine – Grinding ... how to make a telescope mirror grinding machine – Grinding ...

I will assume that you have made mirrors before, and thus won't describe the basic processes of grinding and polishing glass, or testing an optical figure by means of a knife edge or Ronchi tester. Many books exist which detail these processes [my personal favorite is Jean Texereau's "How to Make a Telescope" (Willmann-Bell, 1984)]. Nor will I ...

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World Wide Mirror Class List - Stellafane World Wide Mirror Class List - Stellafane

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.

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How to Aluminize Telescope Mirrors - YouTube How to Aluminize Telescope Mirrors - YouTube

 · Photon Camp 2013 Per Adamson of University of Rochester demonstrates the process of polishing an optic. Note: The second machine in the video is the grinding machine. The three glass pieces are ...

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Strasbaugh polishing and grinding machine | Astromart Strasbaugh polishing and grinding machine | Astromart

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 needed.

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Newport Glass Works, LTD. Grinding, Polishing and Figuring ... Newport Glass Works, LTD. Grinding, Polishing and Figuring ...

The Tools: Grinding & Polishing. You will need two tools: A hard tool for rough and fine grinding, and a soft tool, or pitch lap, for polishing and figuring. Traditionally, the pitch lap was made on top of the grinding tool. We recommend using plaster disks for tool substrates, and that you use separate disks for these two tools.

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53 Best Telescope Mirror Making images | Telescope, Diy ... 53 Best Telescope Mirror Making images | Telescope, Diy ...

I grew up knowing about the 200-inch telescope, but knew little about the details of us design or construction. This is a delightful tale of driven scientists, engineers, and technicians who spend decades building the “Perfect Machine.” I’d like to give 4.5 stars, but that’s not an option.

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Stellafane ATM:Mirror Making Myths Stellafane ATM:Mirror Making Myths

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.

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Waite Research Telescope Mirrors :: Home Waite Research Telescope Mirrors :: Home

Mirror Blanks For Telescopes . United Lens Company supports both the professional and amateur astronomical community. We’ve sold classic test plate and mirror blanks for nearly as long as ULC has been in business.

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Stellafane ATM: Rough Grinding Stellafane ATM: Rough Grinding

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 …

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What are the best sources for mirror blanks? - ATM, Optics ... What are the best sources for mirror blanks? - ATM, Optics ...

As we explain in our mirror making demonstrations at the Stellafane Convention, the basic mirror making process involves grinding the mirror blank into a sphere with desired radius of curvature for the target focal length. We then polish this sphere smooth, and then slightly alter it into a parabolic curve.

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Amateur Telescope Making Main Page - Stellafane Amateur Telescope Making Main Page - Stellafane

 · Gordon started with a 2" thick telescope mirror that weighed about 70 pounds. By thinning the blank, he's lightened the mirror by about 20 pounds! This video explains how he ground off the excess ...

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Stellafane ATM: Materials & Tools Stellafane ATM: Materials & Tools

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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Telescope Mirror Blanks for the Astronomical ... - United Lens Telescope Mirror Blanks for the Astronomical ... - United Lens

The Perfect Machine: Building the Palomar Telescope by Ronald Florence (1994-09-01) on . *FREE* shipping on qualifying offers. The Perfect Machine: Building the Palomar Telescope by Ronald Florence (1994-09-01)

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

Mirror Grinding Machine. telescope mirror grinding machine based on Dennis Rech’s M-o-M 20. My Mirror Grinding Machine.For a long time I’ve wanted to build a machine for grinding telescope … » More detailed So you really want to build a Telescope Mirror.. So you really want to build a Telescope Mirror.Bob May. … Grinding/polishing machines work by rotating the bottom piece (mirror or ...

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Roger Ceragioli 's Refractor Construction Page - Astronomy Roger Ceragioli 's Refractor Construction Page - Astronomy

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 ...

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

 · Ensure you enable subtitles (click on "CC" bottom-right) to help where the sound is not audible. Modern optical telescope use mirrors and very few lenses. Unlike bathroom mirrors, where the shiny ...

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Mirror-o-matic.com Mirror-o-matic.com

Stellafane, Home of the Springfield Telescope Makers Inc., Springfield, Vermont, USA, Amatuer Telescope Making. Amateur Telescope Making Main Page. Russell Porter Grinding a Mirror "For it is true that astronomy, from a popular standpoint, is handicapped by the inability of the average workman to own an expensive astronomical telescope. ...

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