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  • 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.

  • 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.

  • 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.

  • Buy mirror blanks for telescope making Grind Your Own

    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

  • 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.

  • 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:

  • Joy of Mirror Making: Rough Grinding BBAstroDesigns

    31 行· Rough Grinding The first milestone is putting a curve into the mirror face. The curve's depth

  • 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:

  • Does Anyone Grind Their Own Small Mirrors Any More? Found

    May 28, 2014· I finally put together my fruit picking money and bought a kit from A. Jaegers Optical Co, and started grinding happily away. When I got to polishing, the daunting task of figuring stopped me. So, I carefully packed the unfinished mirror and tool away.

  • Mirrors Telescopes

    We are your source for astronomy telescopes, eyepieces, astroimaging cameras, and more! Browse an extensive selection of astronomy equipment at Telescopes.net.

  • Stellafane ATM: Grits, Polish & Pitch

    For hand grinding, the coarse grit sequence of 40, 60,80, 120, 220 is typical (start at the grit size appropriate for your mirror diameter as given in the section above). Silicon Carbide is used almost exclusively. Fine grit sequences vary more, and are often adjusted based on the supplies at hand.

  • Telescope Kits Shop Astronomy Equipment Bundles OPT

    These kits range from matching together a telescope and mount perfectly and leaving the rest to your choice, all the way up to completely assembled and ready to go full systems for both imaging and visual astronomy. Whatever you want to do with your telescope, we have a kit that will be perfect for your astronomy desires!

  • Stellafane ATM Main Page

    Much is also unchanged mirror grinding techniques are very similar to those written up by Porter and Ingalls in the 20´s and 30´s. Many amateur astronomers still choose to fabricate their own instruments, for the pride of accomplishment, the gaining of knowledge and the insurance of quality.

  • 8 Inch Telescope Mirror Kit firsthanddiscovery

    Save money and time by purchasing a telescope mirror kit. This kit includes an 8 inch telescope mirror blank, all the silicon carbide grits, white aluminum oxide powders, gugolz pitch (picture shows 2 lb container), and cerium oxide polish you will need to grind and polish an 8 inch telescope mirror all bundled in one spot. This will get you on a great start to building your own telescope.

  • 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).

  • Large Homemade Telescope Making Project

    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. Yet, the larger the mirror you make the more money you can save when compared to buying a mirror already made. And before buying a kit, surf the

  • Telescope Mirrors for sale In Stock eBay

    Make Offer D203F800 Primary Mirror + Secondary Mirror Mirror Set For Astronomical Telescope 6" f/11 mirror and secondary and mounts for telescope $245.00 4d 14h

  • Grinding my first 6" f/8 Telescope Mirror YouTube

    Oct 27, 2011· How to grind a mirror for a telescope Duration: 39:44. BBC Sky at Night Magazine 107,347 views. 39:44. Finally a fully polished mirror! Duration: 5:53. Carlos Paris 4,279 views.

  • Telescope making and Maintenance taas.org

    Mirror grinding kits from Newport (includes glass for primary mirror, completed secondary mirror, polishing compounds, AND coating of the primary mirror when it is completed). 4.5-inch $67 to $73 6-inch $100 to $120 8-inch $150 to $170 10-inch $300 to $320