telescope mirror grinder

How I built an edge grinder for telescope mirror blanksHow to Grind a Telescope Reflector Mirror Know About Life

A sturdy post is needed to mount the grinder arm on So I used 1 inch steel pipe for the post I started by mounting a 1 inch floor flange to the corner of the machine How to Grind a Telescope Reflector Mirror Telescope mirrors are rounded pieces of glass used to focus the weak light entering from the night sky onto a secondary mirror that bounces it to the eyepiece They must be very finely honed to achieve the exact focal length needed for a given telesc

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How to Grind a Telescope Reflector Mirror Know About LifeTelescope Mirror Grinding Machines boucherie dujardinbe

How to Grind a Telescope Reflector Mirror Telescope mirrors are rounded pieces of glass used to focus the weak light entering from the night sky onto a secondary mirror that bounces it to the eyepiece They must be very finely honed to achieve the exact focal length needed for a given telescJoy of Mirror Making Introduction BBAstroDesigns The Joy of Mirror Making Mel Bartels Introduction The telescope and the toolmaker Though our species isn t the only toolmaker on the planet we have taken toolmaking to new heights

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Telescope Mirror Making Kits and Supplies Grind your own Telescope Mirrors Blanks Secondaries Grinding Materials

Telescope Mirror Making Kits We sell complete kits for grinding and polishing high quality telescope mirrors TelescopeMirrorKits provides telescope makers with the most complete telescope mirror making kits available anywhere on the webAluminising Testing Materials HOME PAGE TELESCOPES ASTRONOMY Telescopes Astronomy Telescope Mirrors Blanks Tools Aluminising Testing and Materials for Mirror Making

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Mirrors and Telescopes Sky observingTelescope Mirror Blanks / TelescopeMirrorBlanksCom

The telescope mirrors are Newtonian paraboloidal type mirrors which can be used in Newtonian reflector type telescopes named after its inventor Sir Isaac Newton by far the most popular type of telescope used among amateur astronomers If you are planning to build a telescope by yourself than consider the mirrors that Sky Observing offers When grinding a telescope mirror you will find that plate glass takes less time to grind and polish than a mirror made from borosilicate glass Please see the Buy Telescope Mirror Blanks page for low prices on plate glass mirror blanks

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How I make Telescope Mirror Blanks mdpubTelescope Mirror Grinding Tool eBay

It is a fine looking near full thickness 10 inch diameter blank that I intend to grind and polish into a 1st class telescope mirror Here is a stack of my home made 8 and 10 inch mirror blanks The second from the bottom is the one aboveFind best value and selection for your Telescope Mirror Grinding Tool search on eBay World s leading marketplace

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Telescope Mirror Grinding Machine Crusher Mills Cone Joy of Mirror Making Rough Grinding BBAstroDesigns

Mirror O Matic This list is for discussion about the This list is for discussion about the Mirror o Matic telescope mirror grinding machine as developed by Dennis RechRough grinding a telescope mirror The Oltion Relationship Jerry Oltion points out that if the sagitta is 1/16 of the unit of measure the focal ratio is the mirror diameter

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Obsession Telescopes / OpticsTelescope Mirror Kits firsthanddiscovery

A telescope mirror is designed to form a diffraction limited image of a point source Ideally a certain percentage of the light in the image will fall within the diffraction disk diameter The Strehl ratio compares the mirror s actual performance in terms of its ability to focus light into the diffraction disk as predicted by interferometry to the performance of a theoretically perfect 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

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mirror grinding kit grind and polish telescope mirror at Wooden Telescope Part 1 the Mirror 14 Steps with Pictures

All our Mirror Kits contain a Pilkington Float Glass mirror blank and Grinding Tool These arefinished with fine ground edg 180 grade first stage ginding powderCNC machining is already the standard way of grinding and polishing telescope mirrors at an industrial level This method usually produces consistent and good results Some amateurs actually use grinding machines to cut most of the grinding and polishing time

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Grinding Polishing AND Figuring Thin Telescope Mirror Telescope Making Books The Good the Bad and the

Grinding Polishing and Figuring Thin Telescope Mirrors Abridged from an article appearing in Telescope Making 12 Provided Courtesy of Astronomy MagazineIt gives detailed information on mirror grinding and on building three different telescopes including a 10 inch Newtonian and a 12 inch Cassegrain The prose is a bit formal perhaps due to its translated from French origin The Dobsonian telescope is given only a cursory treatment but over all this is still a pretty good book

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Grinding Polishing and Figuring Part 2 Polishingtelescope mirror grinding / polishing machine with

Grinding Polishing and Figuring Thin Telescope Mirrors Part 2 Polishing Abridged from an article appearing in Telescope Making 13 Provided Courtesy of Astronomy Magazine Article s Author Bob Kestner I am going to start with some additions to topics covered in part 1 on grinding mirrors First a few cautionary notes on segmented tools I Should have mentioned that a small amount of 02 15 32 Ancient Rome Did NOT Build THIS Part 2 World s LARGEST Stone Columns Lost Technology Baalbek Duration 9 51 Bright Insight 1 049 588 views

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Grinding a 25 Inch F3 Telescope Mirror Thinning and Fixed post mirror grinder advice Stargazers Lounge

12 16 32 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 11 01 32 Hi All We ve been having some idle discussions about grinding mirrors here In particular we ve been discussing building a fixed post mirror grinding turntable for cutting mirrors up to about a 24inch diameter to spherical

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Waite Research 15 F45 Telescope MirrorHow to Make Your Own Telescope Mirror instructables

The fabrication of this 15 F45 primary telescope mirror began with a plano\plano blank I used my own diamond grinding equipment to generate the rough curve here After the generation I poured a steel grinding tool and used 40 silicon carbide abrasive to get the mirror close to the target focal length I ground with the steel tool through 60 80 120 220 and 320 abrasivAfter your finished with fine grinding the mirror you will need to make yet another tool This tool is called a pitch lap It is made the same way as the penny tool you made to do the fine grinding except instead of pennies you will use Pitch

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Telescope Products Services galvopticscoukTelescope Products Services galvopticscouk

Telescope Mirror coating recoating aluminising telescope mirror blanks polishing grinding and pitch suppliesTelescope Mirror coating recoating aluminising telescope mirror blanks polishing grinding and pitch supplies

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Telescope Mirror Grinding Machine Products Suppliers Telescope Mirror Grinding Machine Crusher Mills Cone

Grinders and grinding machines use an abrasive that is bonded to a wheel belt or disc to remove material and improve surface finish Devices can be pneumatically driven or powered by a combustion engine or electric motorMirror O Matic This list is for discussion about the This list is for discussion about the Mirror o Matic telescope mirror grinding machine as developed by Dennis Rech

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