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Five Star Optical Supply Quartz Mirror Blanks for Telescopes

Following in the footsteps of Greg Rohde Superior Optical Supply , new owners Tim and Chris Anderson Five Star Optical Supply will continue to provide high quality, quartz mirror blanks to the amateur astronomy market Quartz is a very pure glass with an extremely high melting point...

Telescope Mirror Blanks / TelescopeMirrorBlanksCom ,

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 website for the lowest prices on plate glass telescope mirror grinding kits...

King Telescopes, telescope mirror blanks, using both ,

Quartz Glass, is a good product Yet not for the beginning telescope maker In addition to being more expensive, its main disadvantage is that quartz is a very hard substance making the grinding work takes considerably longer Not something you want to face on your first project So, if you are a beginning telescope maker, you should use Pyrex...

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 ,...

Hand Grinding a Telescope Mirror Make

May 30, 2014 0183 32 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...

primary mirror in india

Jan 28, 2013 0183 32 primary mirror in india - posted in ATM, Optics and DIY Forum Hi All , I am new to the forumi have 4 Newtonian telescope which i have brought 13 years ago, the mirror needs recoating ,this year My wife finally agree to the budget of 500 on my telescope project , I considered to build 6 inch Dob myself instead of buying one , Now here in india, Just a few of the stores selling primary ....

Telescope making and Maintenance

Telescope optical component kits are available from E-scop Prices for 6-8 inch telescopes range from 230 to 300 , Bottom line -- if you buy a mirror grinding kit, make the base with plywood, buy a focuser, spider, and eye piece -- you should be able to make a nice 6 inch telescope for 300 to 400 How long will it take? ....

WOT TelescopeKit

Alan Binder, PhD and Ken Graun have created a basic telescope kit for anyone wanting to try their hand at building a simple refractor telescope and explore the heavens The kit includes the basic materials to grind and polish a 175 inch diameter refractor lens with a clear aperture of 15 inches along with two eyepieces that yield 30x and 60x...

Telescope Mirrors Prisms for sale eBay

Get the best deals on Telescope Mirrors Prisms when you shop the largest online selection at eBay Browse your favorite brands affordable prices free shipping on many items...

Making a Refractor Telescope, How to Design, Grid, Polish ,

Making a Refractor Telescope is a hands-on book for the amateur who has always thought making a refractor was too difficult to even consider Since publication of Albert Ingall s first volume of Amateur Telescope Making, amateurs, using rudimentary tools, have made thousands of telescop...

Firsthand Discovery

Amateur Telescope Making Field Guides History Observation Guides Star Charts/Atlases Telescope Optics Amateur Telescope Making Supplies Abrasives, Polish and Pitch Telescope Mirror Blanks Telescope Mirror Kits Grinding Tool Kits...

Telescope Mirrors, Blanks, Secondaries, Grinding Materials ,

TELESCOPE MIRROR ALUMINISING , grinding powder per kilo 40AUD Tin oxide grinding powder per kilo 30AUD Pumice grinding powder per kilo 30AUD 80 Grade grinding powder per 8 mirror 2AUD 120 2AUD 220 3AUD 320 4AUD 500 6AUD 1000 8AUD 1600 8AUD Cerium Oxide 8AUD Lap resin kit 15AUD SECONDARY/DIAGONAL ....

Newport Glass Works, LTD Grinding, Polishing and Figuring ,

Grinding it round is not very difficult, especially if your piece has enough sides - it s just a matter of grinding off the high spots I use a hand-size piece of tile and 80 grit Grinding by hand against the outside of the glass, I ve made a 16 with 30 sides presentable in 2 ,...

Telescope Packages Top Brands

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...

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 TelescopeI read through all of these books, ordered a 6 mirror kit from Willmann-Bell, and ....

Roger Ceragioli s Refractor Construction Page

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 ....

Grinding my first 6 f/8 Telescope Mirror

Oct 28, 2011 0183 32 This video shows a few initial stages of making a primary mirror for a 6 f/8 telescope I m a newbie so bear with me in my ignorance as a first timer making a Telescope I actually purchased ....

Norman Edmund, Optics Entrepreneur

Jan 24, 2012 0183 32 Norman W Edmund, legendary founder of a company offering a profusion of optics to the public for 70 years and counting , died January 16th in Fort Lauderdale, Florida He ,...

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 20 180 s and 30 180 s Many amateur astronomers still choose to fabricate their own instruments, for the pride of accomplishment, the gaining of knowledge and the insurance of ....

Building making homemade telescopes amateur Dobsonian byot ,

WAYS TO MAKE YOUR OWN TELESCOPE 1 Build Your Own Telescope Kit This is designed for individuals who wish to construct an 8 Reflecting Telescope including grinding and polishing the main mirror This kit includes everything needed to construct the telescope except basic hand tools Information on this kit is outlined on this page below...

Telescope Making Links

Sky and Telescope Magazine -- Home Page ASTRONOMY Magazine Glass Northern Lights Optics HOYA GROUP JAPAN Newport Glass Works Glass Fab Ohara Main Page Schott Glass Grinding Suppli Got Grit Salem Distributing Ortho Cast, Inc - Orthodontic Study Models Dental Supplies Laboratory Equipment Darby Dental Supply Optical Coatings Majestic Optical ....

Telescope Mirror Kits

Want to build your own telescope? Start with one of our telescope mirror kits Each kit comes with a telescope mirror blank and all the abrasives silicon carbide grits and white aluminum oxide powders , cerium oxide polish and pitch to grind and polish it to your specifications...

Dick Parker s Telescope Mirror Workshop Refractor ,

After grinding and polishing the rear convex surface of the crown element, that radius is measured very accurately with respect to the flint concave radius by counting interference fring , The best way to do this is to mount the lenses in the lens cell that will be used on the telescope Although acceptable lens cells for home made ....

Telescope Kits Building a Telescope

The kits, Stargazer Steve promised, would give you insight into how telescopes work, and fill you with pride at having made your own scope One of the things that has always been a stumbling block for me in building a telescope is the challenge of finding the parts Yet here was Steve, offering telescope kits...

Large Homemade Telescope Making Project

DIY Mirror Grinding and Telescope Making Bill s 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...

How to Make Your Own Telescope Mirror

How to Make Your Own Telescope Mirror Fig 1 This is a large piece of glass a woman off Craigslist gave me It was 40 x40 and 075 thick Its what I decided to use to make the mirror Cutting it into smaller sections can be difficult but scoring it with a glass cutter and tapping t....

How to Make a Simple Radio Telescope Sciencing

When you hear the hiss of white noise on vacant frequencies channels between radio and television stations, you are listening to the electromagnetic energy of the sun, Jupiter or both You can make the simplest radio telescope using an ordinary satellite dish antenna and a ,...

ATM s Resource List I Mirror Making Kits and Supplies

They feature an Amateur Telescope Starter Kit - a deluxe kit with all the supplies you ll need for several mirrors Visit Ocean State Abrasives or contact Andy Seligman at aseligman advancedabrasiv Firsthand Discovery/ Blanks, mirror kits, books Visit Firsthand Discovery or email james firsthanddiscovery Glass Fab Inc...

Stellafane ATM Materials Tools

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 ,...

Joy of Mirror Making Rough Grinding

Grinding Stands I use an old printer stand Here is a 25 inch 635cm mirror being rough ground followed by a beautiful grinding stand from the Delmarva Mirror Making Seminar Grinding Tools To construct a grinding tool, attach unglazed ceramic tiles, 1 inch 25cm square, to one of these substrates Hydrostone gypsum cement Casting ....

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