mirror grinding source

mirror grinding source

Grinding a Telescope Mirror The Non DIY Project

Apr 08, 20240183;32;Grinding a Telescope Mirror The Non DIY Project. Posted on March 4, 2017 your own, even scavenging for your raw materials at times. This, I surmise, was the world of John Dobson and the source motivation for what would become the Dobsonian design. You can spend weeks of your life grinding the mirror, then be

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Joy of Mirror Making Polishing BBAstroDesigns

The Joy of Mirror Making Mel Bartels Polishing Here is a 25 inch mirror on top of the fine grinding tool with pads applied. The tester consists of a light source that goes through one part of the Ronchi grating. You look through the other part of the grating. You can obtain gratings from a couple of sources.

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Diy mirror grinding aspherical telescopes reddit

OP is specifically asking about grinding/polishing/figuring the segments of a segmented mirror, which is a far more complex process than a normal parabolic mirror that ATMs make, for both figuring the mirrors themselves, as well as the engineering challenges of positioning the mirror segments.

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Grinding own mirror gives you a spherical or a

Aug 27, 20120183;32;The natural mirror grinding process will create a sphere. The first part of making a mirror is to grind and polish to a sphere of the required focal length. Then the mirror is parabolised, by using special polishing strokes, that changes the figure from sphere to paraboloid.

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mirror grinding news dbtiocberc

Find Mirror Grinding Machine related suppliers, manufacturers, products and specifications on GlobalSpec a trusted source of Mirror Grinding Machine information. mirror grinding tool Newest Crusher, Grinding Mirror grinding Telescope making . On all the ATM webpage's and books you will see neat, equally sized, equally spaced

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ATM's Resource List I. Mirror Making Kits and Supplies

Jan 17, 20160183;32;The Internet's Oldest Continuously Available source of resources to help the ATM. I. Mirror Making Kits and Supplies The following companies sell telescope making supplies, including mirror blanks, lens blanks, abrasives, polishing agents, and other helpful accessories. (909) 245 9636 Mirror grinding kits. Free catalog

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Telescope Mirror Grinding Machine Products

Find Telescope Mirror Grinding Machine related suppliers, manufacturers, products and specifications on GlobalSpec a trusted source of Telescope Mirror Grinding Machine information.

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Stellafane ATM Main Page

Amateur Telescope Making Main Page. Russell Porter Much is also unchanged mirror grinding techniques are very similar to those written up by Porter and Ingalls in the 20180;s and 30180;s. Many amateur astronomers still choose to fabricate their own instruments, for the pride of accomplishment, the gaining of knowledge and the

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Stellafane ATM Mirror Making Overview

The same tools and equipment are used as in rough grinding. For the finer grades of grit, many people find it easier to pre mix them with water in squirt bottles and apply the grit and water to the tool and mirror together.

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mirror grinding manufacturer latourdebebelle.be

Find Mirror Grinding Machine related suppliers, manufacturers, products and specifications on GlobalSpec a trusted source of Mirror Grinding Machine information. Contact Supplier Mirror Grinding Machine, G. W. Ritchey National Air

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Mirror grinding machine construction log James

Mirror grinding machine construction log Mirror seems to be almost finished, maybe an 1/8quot; of pits showing up with the laser pointer. The blue LED is quite bright , plus I ground and polished the end of the LED to reduce the spread of the light source.

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Grinding,Polishing and Figuring Part 2 Polishing

Grinding, Polishing and Figuring Thin Telescope Mirrors . Part 2 Polishing Don't let your fingers touch the bevel of your glass while rotating the mirror during grinding and polishing. When you rotate the mirror during it closer to the center of the edge. When you first look at your mirror with a light source at center of curvature

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Mirror Polishing Plating Co. Inc. Plating, Grinding

Behind the scenes at Mirror Polishing Plating Company Inc. MPP Inc. is a complete, single source roll fabricating, plating, grinding and surface finishing company known world wide for excellence and reliability for over 60 years.

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grinding an optical flat mirror Reiner Vogel

Fine grinding. As the secondary mirror of a Lowrider will be tilted by gamma~30176;, corresponding to phi ~ 60176;, as compared with the classical Newton The above equation is according to Texereau. My understanding is that it is for a setup with fixed light source, while the figure in the book shows a mobile light source. If you use a

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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.

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Parabolic Mirror Grinding Machines Products

Find Parabolic Mirror Grinding Machines related suppliers, manufacturers, products and specifications on GlobalSpec a trusted source of Parabolic Mirror Grinding Machines information.

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Dick Parker's Telescope Mirror Workshop Cassegrain

Grinding the secondary is just like grinding any other optic except in minature. I ground the secondary with the workstand and worked the tool on top just like I would grind a larger mirror.

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Telescope Mirror Making Part 3, Rough Grinding YouTube

Sep 23, 20120183;32;After hogging the mirror blank to depth, the rough grinding stage begins. In this video I am grinding with 60/90 grit. The

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tut44 Making A Mirror Grinding Tool

Making A Mirror Grinding Tool By Allen Malsburry The average person would never think, I can make my own telescope. Most amateur

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Joy of Mirror Making Rough Grinding BBAstroDesigns

31 rows0183;32;Rough grinding a telescope mirror. The Joy of Mirror Making Mel Bartels Rough Grinding The first milestone is putting a curve into the mirror face. The curve's depth dictates the mirror's focal length. The radius of curvature is the distance from the mirror to a light source where the focus is directed back onto the light source. This

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Making a Mirror. Astronomy

With the rough grinding, feel free to apply a lot of pressure (watch out for putting excessive pressure on the edge of the mirror as you will quickly get a big chip off of the edge of the tool) to your mirror to get the grit to cut better.

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Mirror blank kit ATM, Optics and DIY Forum Cloudy Nights

Jun 23, 20140183;32;Mirror blank kit posted in ATM, Optics and DIY Forum Could somebody please point me to a source where I can purchase a kit for grinding a 6quot; mirror for a Newtonian type telescope? Thank you

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mirror grinding kit suppliers kidscityministry

mirror grinding kit suppliers . Ball Mill. A 3D dlp printer to be exact, an open source high resolution 3D DLP printer to be even Sam's Laser FAQ Comprehensive Table of Contents. 2017 11 21 183; Welcome Page, Expanded ToC, Comprehensive ToC. SAM Sam's Laser FAQ Welcome Page FIL Expanded Table of Contents (ToC) HTML,

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Joy of Mirror Making Polishing BBAstroDesigns

The Joy of Mirror Making Mel Bartels Polishing Here is a 25 inch mirror on top of the fine grinding tool with pads applied. The tester consists of a light source that goes through one part of the Ronchi grating. You look through the other part of the grating. You can obtain gratings from a couple of sources.

Read More

Grinding,Polishing and Figuring Part 2 Polishing

Fine grinding I change from my rough grinding area to my fine grinding and polishing area after 220, not before. 220 is still gritty stuff. The quot;Wquot; stroke This is a casual way of describing any stroke that goes forward and backward while progressing left to right or right to left on the mirror.

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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

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Lens Mirror Making Best lenses and mirrors are

Lens Mirror Making Best lenses and mirrors are both made by grinding the surface Start with a mirror or lens blank For mirrors only surface needs to be good

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Grinding the primary mirror of the Hubble Space

Reddit gives you the best of the internet in one place. Get a constantly updating feed of breaking news, fun stories, pics, memes, and videos just for you. Passionate about something niche? Reddit has thousands of vibrant communities with people that share your interests. Alternatively, find out whats trending across all of Reddit on r/popular.

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DATSCOPE Telescope mirror grinding machine

New grinding machine The new grinding machine is being used to re make the old TRO 30 inch mirror and the three 20 inch mirrors. It will be capable of making a planned 1M telescope in the near future.

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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 quot;pride of achievementquot; by fabricating something as precise as a telescope mirror.

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