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SkyBadger - Mirror Grinding Machine

The mirror machine came to me as a result of astronomical horse-trading, swapping a large GEM mount and a 8" Newtonian OTA for the machine as it was and a start kit consisting of two 6" blanks and the grit, rouge and pitch to manufacture a mirror. The grinding machine had been built to the design of the mirror-o-matic design of Dennis Rech ...

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Hand Grinding a Telescope Mirror | Make:

May 30, 2014 · Nathan Hurst is an editor at Make. He loves anything having to do with science or bicycling. He tweets as @nathanbhurst. Nathan Hurst is an editor at Make. He loves anything having to do with science or bicycling. He tweets as @nathanbhurst. This is how you make a telescope mirror .

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telescope mirror grinding kit | eBay

Find great deals on eBay for telescope mirror grinding kit. Shop with confidence.

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tut44 Making A Mirror Grinding Tool - asterism

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

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Grinding a 25-Inch F3 Telescope Mirror: Thinning and ...

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Dec 16, 2014 · 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 ...

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

I recommend #60 carborundum for rough grinding. By the way, as in all optical work, be sure that you always maintain bevel on the edge of the mirror throughout grinding. If your mirror is light enough to grind on top, grind much the same way you would a smaller mirror.

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Buy mirror blanks for telescope making

12 Inch Mirror Blanks, 3/4" Thick: $69 + S&H (16); Shipping prices are to the USA - not shipping outside the US, sorry Combined shipping is possible - Write For a complete mirror making KIT, with all abrasives, polishing compounds, pitch, and grinding tool included, please see our Buy Telescope Mirror Kits

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Building making homemade telescopes amateur Dobsonian byot ...

The BYOT kits have Hot-line support for any questions or problems you may have. The kits are supplied to schools and are designed for 12 year olds and up. If mirror grinding and polishing doesn't sound like your cup of tea, the mirror can be purchased separately to the rest of the telescope kit.

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Sources for Parts - home made telescope | Building a Telescope

A major supplier of blanks and supplies for those considering grinding their own mirrors. Newport's sells educational kits for beginners that include the cost of vacuum coating. To compare to ASM, for example, Newport has 8 inch kits, including vacuum coating and a secondary mirror for .

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Mirror Kit Okay? - ATM, Optics and DIY Forum - Cloudy Nights

Aug 27, 2013 · Mirror Kit Okay? - posted in ATM, Optics and DIY Forum: Hello Everyone, I have been out of astronomy for about 2 years and now I am looking to get back into it by building my own 6 newt. I have wanted to do this for years and now seems like a good time to do it. I searched for mirror-grinding kits online a few years back and there were more options than there are today.

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Picture/Mirror Hanging Kit - Fasteners - The Home Depot

Shop our selection of Picture/Mirror Hanging Kit, Fasteners in the Hardware Department at The Home Depot.

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Fine Grinding the Mirror - Sidewalk Astronomers

FINE GRINDING THE MIRROR. After generating the mirror curve by rough grinding it remains for us to smooth it by fine grinding and polishing before finally correcting it to a parabola of revolution. Fine grinding is done in about the same way as the last wets of rough grinding, but with a series of finer and finer grits such as 100, 220, 320 ...

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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 .

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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.

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So you really want to build a Telescope Mirror. - Astronomy

Lets get all the stuff together that we need. This list is what's needed for making a mirror and it's a pretty complete list so let's the stuff together and get to the work at hand, namely grinding the mirror. Pull out all the parts of the mirror kit (if you got one) and put the various grits in the jars.

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Stellafane ATM: Materials & Tools

Introduction. This page will describe the necessary materials and tools you will need to make a mirror. It will only list what we feel are the minimum equipment required; additional, optional equipment is described on other pages in this series, under the topic to which it applies.

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Joy of Mirror Making: Rough Grinding - bbastrodesigns

The center will deepen during the first stage of fine grinding as contact is achieved across the mirror face and fine grinding tool. On larger mirrors, the ring tool may leave the zones part way to the edge a little underground. For these mirrors, as you near the depth, you can alter the strokes to be off-center.

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mirror grinder page - jamescrombie

Mirror grinding machine construction log ... I ordered an 8" kit from Willman-Bell but it has sat on the shelf for several years now. The current project really started out as a design exercise for my CAD work, something to hone my skills on. About the same time we scrapped a DoAll lapping machine at work.

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Got Grit?

I started doing this because of the high cost of small quantities of Grit and Grit kits and found that many people felt the same way. I think we have a collection of Mirror Making supplies unlike any other website.

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Telescope Products & Services -

We offer a range of products and services for the ameteur telescope enthusiast such as grinding powders, polishing powders /compounds, telescope aluminising services. We offer a Telescope mirror re coating service for both Primary and Secondary telescope mirrors. We also offer a recoating service for Sextant mirrors. Please contact us for ...

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

Jan 17, 2016 · P.O. Box 1310, Wildomar, CA 92595, Tel: (909) 245-9636 Mirror grinding kits. Free catalog. Sutton Scientifics, Inc Precision Optics Division, PO Box 310, 246 West College Street, Star, NC 27356 phone(910)428-1617 fax (910) 428-1616 A new source of supplies for the mirror maker. Manufacturer of the Acculap synthetic pitch, they are a source for ...

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