grinding kits mirrors

Astronomical Mirrors Lens, Telescope Mirrors, Mirror ...

Optics / Kits : ASTRONOMICAL EVENTS: BRESSER Telescopes [GERMANY ] Filters | Solar Filters: SOFTRWARE DOWNLOADS: ORION [U.S.A. ] Telescope Making Kits: ROAD TRANSPORT: WILLIAM OPTICS [TAIWAN ] Telescopes with Dual Axis Motor & HPC

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 …

mirror grinding kit grind and polish telescope mirror at ...

All our Mirror Kits contain a Pilkington Float Glass mirror blank and Grinding Tool. These arefinished with fine ground edges. 180 grade first stage ginding powder. 400 grade ginding powder. 303 grade smoothing powder. Top quality Cerium Oxide Polishing powder.

Is there an easy and safe way to trim/grind the edge of a ...

I'm trying to fit a pre-cut mirror glass (rescued from a $5 Wal-Mart mirror) into the back of a shadow box. The mirror itself is not quite square, so there is one corner and part of the adjacent edge which won't quite fit into box (about 0.5 mm overlap).

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

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...

Mirror Grinding Kits - Salon Del Mar

Mirror Grinding Kits. 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.It is also true that if an amateur starts out to build a telescope just for fun he will find, before his labors are over, that he has become seriously interested in the.

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mirror grinding kit suppliers in cambodia. 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 firstclass telescope ...

How I make Telescope Mirror Blanks

Now that I have several blanks made, it is time to grind and polish one into a telescope mirror and test it out. I can use one blank as the mirror and another as the grinding tool, and have a couple in reserve in case something goes horribly wrong during the grinding and polishing operations. I'll post an update once a mirror is completed.

Hand Grinding a Telescope Mirror | Make:

May 30, 2014· This is how you make a telescope mirror out of a hunk of glass: Use a sand mixture and another piece of glass to grind away the middle of a concave shape. Repeat with finer and finer grit sand. Dave Barosso demonstrates the technique, but to do it yourself, try to visit one of the Telescope Makers Workshop 's classes on Friday nights in Oakland.

Stellafane ATM Main Page

Rough grinding powders for grinding mirrors to the required curve starting with flat (non diamond generated) mirror blank and grinding tool. Three grades of coarse grinding powders are listed below. The table advises the probable amount of each grade of powder needed to grind the mirror sizes listed.

Joy of Mirror Making: Rough Grinding - BBAstroDesigns

The curve is ground into the mirror face using a grinding tool. The curve is pre-generated for you. The curve is created by slumping the blank in a kiln over a mold. Here are 42 inch [107cm] and 30 inch [762cm] mirrors slumped and annealed to F2.8 ready for fine grinding.

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For those who want all their tools in one place, Elephantos also offers classy suede and leather cocaine kits with all the tools you need. Whether you're buying for yourself or as a gift, we guarantee you'll be satisfied with the high quality of our cocaine accessories. ... Steel Coke Rasp, for grinding your powder more info. The Posh Snuff Bullet.

Mirror grinding - scope making

One as the mirror, and the other as the tool. If you have such a kit, save the second glass, and make a tile tool. Tile tools grind faster, and you can make 2 mirrors instead of one. Or you can share the costs of a mirror kit with a friend and make a mirror each.

Mike's Telescope Workshop - mdpub.com

I finally decided it was time to build a machine to help me grind the edges of the blanks true and round. This is my home-built edge grinding machine for grinding down my home-cast mirror blanks. Click to see the whole project. This is a 12.5 inch diameter, 1.5 inch thick, light-weight honeycomb-back telescope mirror blank that I made myself.

Telescope Mirror Making

For grinding the back of my 12" mirror, I used an 8" disk of 3/4" particle board, glued tiles to the front with epoxy, and coated the back and sides with polyurethane. It worked great. I made my ; polishing tool for my 12" mirror out of three layers of 3/4" particle board glued together. I used a chisel and a belt sander to put a curve on the ...

Jumping into Mirror Making, by Michael Mills

Jumping into Mirror Making Michael Mills. I have been preparing to grind my own primary mirror for a long time. I've collected many fine books on telescope making and mirror grinding, including Richard Berry's Build Your Own Telescope, Sam Brown's All About Telescopes, and Jean Texereau's How to Make a Telescope.I read through all of these books, ordered a 6" mirror kit from Willmann-Bell, and ...

Telescope Mirrors, Blanks, Secondaries, Grinding Materials ...

TELESCOPE MIRRORS, BLANKS, TOOLS, TESTERS, GRINDING MATERIALS, POLISHING MATERIALS, ALUMINISING, MIRROR BOX, RONCHI, LASER, FOUCAULT, ... " " $4AUD 500 " " $6AUD 1000 " " $8AUD 1600 " " $8AUD Cerium Oxide " $8AUD Lap resin kit " $15AUD SECONDARY/DIAGONAL MIRRORS Secondary Mirrors available in all sizes from 15mm to 215mm. ...

Astronomy Catalog - NEWPORT GLASS WORKS, LTD. & NEWPORT ...

newport glass works, ltd.----- telescope blanks --&-- related products --copyright newport glass works,ltd. 1999. all rights reserved

Mirror blank kit - ATM, Optics and DIY Forum - Cloudy Nights

Jun 23, 2014· I purchased my 8" mirror making kit from Newport Glass and it included a Pyrex blank, a plate glass tool, all the grits needed from silicon carbide #80 grit for rough grinding through cerium oxide for polishing and figuring.

Telescope Mirror Blanks / TelescopeMirrorBlanks.Com ...

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.

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

The problem with thin mirrors is that they flex more easily during grinding and polishing, making it hard to achieve the required surface precision. They also need a more complex mirror cell (additional support points). Plop is a useful software to let you calculate the number of points needed based on the diameter and thickness of the glass:

Valve grinding kit mirror master | eBay

Valve Hand Lapping Grinding Tool Kit 2-Piece Set-Dual-End Suction Cup Lap SM8Q2. AU $6.56. Free shipping

Buy Telescope Mirrors - Jim's Mobile

Jim's Mobile, Inc. (JMI Telescopes) is a world renowned manufacturer of astronomical telescopes and aftermarket accessories for the amateur and professional astronomer. We manufacture telescopes and accessories such as telescope wheels, carrying cases, guiding computers, focusers, motors and motor controls and much more.

Fine Grinding a 10" F2 Telescope Mirror by Hand - YouTube

Dec 19, 2014· Showing grinding work on a super-fast 10" F2 telescope mirror. Gordon shows fine grinding by hand using the powered turntable.

Mirror Grinding - Take A Class Or DIY? - ATM, Optics and ...

May 11, 2017· Page 1 of 3 - Mirror Grinding - Take A Class Or DIY? - posted in ATM, Optics and DIY Forum: Ive been interested in grinding/polishing my own Newt mirror for a long time but dont know how to get started. As a beginner, would you recommend attending a workshop or class or is it possible to make a good mirror using other learning resources such as books and online videos?

Grinding & Sharpening - Dremel

Grinding & Sharpening. Ideal for sharpening, deburring and general purpose grinding on a variety of materials—including metal, nonferrous metal, stone, glass, ceramic, porcelain, and gemstones. Specially designed shapes are available for working with conic and flat surfaces.