Telescope Mirror Grinding Machines
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100- inch telescope mirror on grinding machine; at Mount Wilson Observatory's Pasadena laboratory.Image courtesy of the Observatories of the Carnegie Institution for Science Collection at the Huntington Library, San Marino, California.
Keep ReadingHere's Jeff fixed-post grinding on a 24" using Greg's machine.. So, there are a few machine styles out there. In our shop we use fixed-post grinding and polishing, then parabolizing with an Elgin style system. Fixed-post …
Keep ReadingPowder Grinding Millbuild A Mirror Grinding Machine. Mirror Grinding Scope Making. A good starter size is the 150 mm 6 mirror a 200mm 8 will also work most atm books and websites recommend a pyrex mirror blank but in my opinion annealed plate glass is better for this first learn and practice is cheaper it is softer and grinds faster needing less abrasives and with these …
Keep ReadingTypes of mirror grinding machines - posted in ATM, Optics and DIY Forum: Hi to all, I am planning to make a mirror grinding and polishing machine but i have limited knowledge about these machines. ... Uğur İkizler is a telescope maker in Bursa, and has made telescopes and a machine. I'm sure either of these telescope makers would help you to ...
Keep ReadingThe 1.3m telescope mirror blank has been completed by Peter Wangsness and is now at JP Astrocraft in Charleston, … 1.3-m Mirror Grinding Machine … Mirror-O-Matic – Dr. Debug Grinding your own telescope mirror seemed like a cool idea until I did more research and discovered all the physical …
Keep ReadingAmateur Lens Grinding Machines. Mirror Grinding Machine. 2015814 My Mirror Grinding Machine. For a long time Ive wanted to build a machine for grinding telescope mirrors. Dennis Rechs MoM designs finally inspired me to just get up and do it. Over the years Id been collecting motors gear boxes pulleys etc.
Keep ReadingI made the overarm from 1.25" steel tube, cut and fitted to size. Butt-welded, cleaned up with a grinder, painted and trial fit. It seems too low, but I will build sandwiched plywood layers, glued together and put everything up on that. You do not have the required permissions to view the files attached to this post.
Keep Readingtelescope mirror grinding machine-mirror mirror on the wall-concave mirror convex mirror-mirror with mirror frame-mirror framed with mirror-mirror for side view mirror-mirror foil roll-mirror with beveled mirror frame-Search by Category: Home; China Products;
Keep ReadingTelespe Mirror Grinding Machine Techniker Leipzig. George willis ritchey built this mirror grinding machine at the yerkes observatory in williams bay, wisconsin, in the late 1890s.Under the sponsorship of george ellery hale, the machine was used to grind a series of telescope mirrors starting with a 24-inch and then a 60-inch mirror for a telescope initially intended for the yerkes …
Keep ReadingThe two tools were then run together on the mirror grinding machine using, Making Cast Iron Tools, but I wanted to have a go at generating the curve on. Live Chat. anyone done surface grinding on a vertical mill ... telescope mirror grinding / polishing machine with Feb 15, &#; The machine is shown grinding a 300 mm mirror How to build a ...
Keep ReadingAGI also supplies Schott SUPREMAX 33 mirror blanks. SUPREMAX 33 is a borosilicate Pyrex equivalent, and is an excellent alternative for telescope mirror blanks. Our blanks have the following standard characteristics: Precision …
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Keep ReadingIf you don't have a gear box, you should stick with the M-o-M power head design. In the configuration shown, the reducer shaft output is 50 rpm, the eccentric rpm is 11, and the turntable rpm is 67. This is typical for grinding and polishing. For figuring, I have another set of pulleys that spin the eccentric at 25 rpm and the turntable at 11 ...
Keep ReadingPlastic protractor inserted under a 6 inch mirror blank during a stress test, to illustrate what stress would look like - if there were any present. All blanks test like this, or they don't ship. Mirror Blank Sizes : We provide mirror blanks …
Keep ReadingThe trick is to place a correctly sized tool in the appropriate position to ensure an even grind/polish. With both machines I am assuming the mirror is being worked face up with a sub-diameter tool or lap. Gordon Waite's approach is interesting as he has dispensed with the ability to move the tool or lap during working.
Keep ReadingTelescope Mirrors, Blanks, Secondaries, Grinding Materials, Testers, Aluminising, Making Advice Information. ... 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 ...
Keep Reading60-inch telescope mirror grinding machine at Hale Observatories' Pasadena machine shop. Image courtesy of the Observatories of the Carnegie Institution for Science Collection at the Huntington Library, San Marino, California. Type Image Format image/tiff Extent 1 5X7 B/W print; 1 5X7 film neg Identifier COPC 2124 30121
Keep ReadingWaite Research Telescope Mirrors Home. Apr 29, 2010 Apr 29, 2010 Fine Grinding a 20 Quartz Telescope Mirror. Rough Grinding on the Fixed-Post Mirror Grinding Machine. Hogging the Curve on a 20 f/4.5 Quartz Telescope Mirror. Astronomy magazine names Waite Research's Renegade telescope a top astro product of 2015.grinding machine mechanisms. The ...
Keep ReadingAfter having the ground and face of the mirror flat through the 220, you are good to begin rough grinding the curve into the mirror; Do some fine grinding; Proceed and trying getting a sphere; After getting your final abrasive, you can now perform polishing; There is a question on whether to build or buy a telescope mirror amongst most astronomers.
Keep Reading14 inch pulley to idler of 4+14 inch pulleys to 14 inch pulley: 73 inch (qty=3) Motor dimensions: Face Mount Four 3/8 inch-16 tapped holes on 5-7/8 inch diameter B.C. Base Mount Four slots on 5 inch x 3 inch centers. Shaft 5/8 inch dia. x 1-7/8 inch w/3/16 inch keyway. Size 8-1/2 inch x 7 inch x 8 inch.
Keep ReadingCNC telescope mirror grinder. – CNCzone.com-The Largest … It has a 12 inch diameter mirror. While the telescope looks expensive because of its size … few by hand, not to say I know anything about machine grinding.
Keep ReadingGordon will know more about the math for different mirrors and different sizes. I recall for mine it was about a 70% tool diameter. The bucket Gordon used to make the tile tool was 8 15/16", 70% of 12.5" ends up at 8 3/4". Looking back at my notes I used the tile tool primarily at the 70% zone of the mirror.
Keep ReadingWhich Style Grinding Machine For Telescope Mirror? (Best solution) Author Chester Griffith Posted on Posted on 13.12.2021. 0. What is the most efficient method of grinding mirrors? Roughness in stroke numbers, tool rotation, and disc rotation are all important factors in good mirror grinding. Making a tile tool out of tiles that have been ...
Keep ReadingTelescope Formulas and Design Comparator. This page has formulas for many telescope and mirror parameters. It will calculate parameters for two different telescope designs and compare the results for you. It provides data to help in …
Keep ReadingSkyBadger - 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.
Keep ReadingMIRROR GRINDING MACHINE. I made my first mirror grinding and polishing machine over thirty years ago. It used the working principle of the machine illustrated at "A" Fig.3, Page 163, "Amateur Telescope Making" Book …
Keep ReadingSeptember 26, 2006. The true test of the amateur astronomer is building their own telescope. Grinding and polishing your own mirrors is a …
Keep ReadingAmateurs have made mirrors up to 41 by hand. A grinding machine relieves the labor but is not necessary. A 24 is the largest you can comfortably do solo. Telescope Mirror Grinding Machine. Telescope mirror grinding machine pottery wheel - Up for sale is my telescope mirror grinding machine pottery wheel.
Keep ReadingLarge Thin Mirror Making by Mel Bartels. Grinding Machines. Mirror-o-matic. Tom Waineo's Desktop Grinding/Polishing Machine. Ken Lilja's Grinding Machine. Grinding Machine. Figuring. Figuring a Paraboidal mirror by thermal …
Keep ReadingSwayze Optical! - Home Page. Grinding and polishing the mirror is the most difficult part of making a telescope. And the most critical. Mirror-making is a hobby that has been around for many years, and many people have put their hands to the task, but it is time consuming, requiring a great deal of skill, patience and perseverence.
Keep ReadingEach 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. Please note that our kits do not include a grinding tool or pitch lap. If you need materials for making a grinding tool or pitch lap, we have ...
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