mirror grinding machines

Ball Mill

Ball mills are used primary for single stage fine grinding, regrinding, and as the second stage in two stage grinding circuits. According to the need of customers, ball mill can be either wet or dry designs.…

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Mobile Cone Crusher

The Mobile Cone Crusher (plants) has excellent mobility, it can move to anywhere with the change of raw material places or the construction places and start to work without building any foundation. Also…

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PEW Jaw Crusher

PEW series Jaw crusher features big crushing ratio, reliable operation, easy maintenance and low operating cost. It is the new generation product designed and produced by GM, basing on our 30 year’s…

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Mirror-o-matic

Zip archive of Mirror-o-Matic Yahoo Groups (2000-2019) 307 Contact Dennis. The Machines: Documentation: Information for ATMs Zip archive of Mirror-o-Matic Yahoo Groups .

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Telescope Making Links

Large 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 predistortion. Optical Testing.

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China Glass Bevelling Machine

China Glass Bevelling Machine, Find details about China Mirror Grinding Machine, Mirror Polishing Machine from Glass Bevelling Machine - Foshan Puli Technologies Co., Ltd.

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24" Mirror Grinding and Polishing Machine

Jun 06, 2010· 24" Mirror Grinding and Polishing Machine. I started this thread to record my building progress of a new mirror grinding and polishing machine. This machine will be capable of handling mirror sizes up to 22". I have decided that 22" is the absolute maximum otherwise becomes too cumbersome to move around.

Mirror Grinding Machine » Leonardo Da Vinci's Inventions

Leonardo's Mirror Grinding Machine. The mirror or lens grinding machine is a masterpiece of mechanical engineering. It has several gears in mesh at all times and also has several .

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Mirror grinding machine

May 14, 2004· I assume you are talking about a telescope mirror. I have read a lot and ground one small mirror some years ago but did it all by hand. If I remember properly, some of the features you want in a grinding machine are the ability to change the stroke's length as well as the path it takes across the surface (radial, cordial).

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SkyBadger

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. The grinding machine had been built to the design of the mirror-o-matic design of Dennis Rech

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100-inch telescope mirror on grinding machine — Calisphere

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.

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How I built an edge grinder for telescope mirror blanks.

I borrowed a few ideas from the Mirror-O-Matic mirror grinding machine, particularly how to mount the turntable on top of the pulley. Anyone building machinery for cold-working glass should have a look at the MOM web site and plans. There are lots of good ideas there. The large wood circle will become the base of the turntable.

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China Professional Quality Assurance Ultra Mirror Ceramic

China Professional Quality Assurance Ultra Mirror Ceramic Glass Plane Polishing Machine, Find details about China Surface Lap Machine, Surface Lapping from Professional Quality Assurance Ultra Mirror Ceramic Glass Plane Polishing Machine - Shenzhen Ponda Grinding Technology Co.,Ltd.

Mirror Grinding Machine, G. W. Ritchey

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 Observatory.

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Parabolic Mirror Grinding Machines

Intrinsic Crystal Technology Co., Ltd. (ICC) Reflect Mirror, Znse Mirror, Optical Mirrors CO2 reflect mirror and focus lens is used together to change the direction of the laser path, making the laser machine's shape more casual, more applicable. Usually a complete beam path outside the laser tube requires three reflect mirror and a focus lens. Laser will loss when it travels, so the laser

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Mirror grinding machine

Oct 05, 2005· I'm building the one with the "upgrade" to accommodate up to a 20" mirror. :shock: I hope to finish it by the end of August and start grinding my own mirrors.

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mirror grinding machines.

Oct 03, 2006· Thanks for the video Jim. I had no idea that these machines ran at those speeds. When I built my machine, I didn't have a computer or any books on building grinding .

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CNC Glass Machining

Advantages of CNC Glass Machining. CNC machining offers numerous advantages over conventional grinding and polishing for fabricating optical components including: 24 Hour Operation. CNC machines have the ability to work 24 hours a day, 365 days a year, only needing to be switched off for maintenance or repair. Complex Component Geometries.

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Mirror grinding machine

Oct 05, 2005· I'm building the one with the "upgrade" to accommodate up to a 20" mirror. :shock: I hope to finish it by the end of August and start grinding my own mirrors. Cross your fingers for me. 8)

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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 .

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Los Angeles Concrete Polishing

Concrete Polishing & Sealing employ different machines and various tools to complete the service in the most appropriate fashion in accordance with job requirements. The workhorses of our industrial production line are robust HTC-800 HD Classic floor grinders. They are extremely effective for industrial and commercial projects of 3,000 FT2 and up.

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Document sans nom

For this, he used a polishing machine which he described as early as 1841, for the benefit of the Royal Society. Later on, still another amateur, a rich merchant, William Lassell (1799-1880), used a polishing machine for the creation of large-sized mirrors (notably a 122cm mirror .

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Explore how telescope mirrors are made

Jul 27, 2021· Figuring is done by passing a second tool, referred to as a pitch lap, over the mirror by hand while the mirror rotates on the grinding machine. The grit used for this stage of production

Mirror Grinding Machines

Mirror Grinding Machines Forum List | Follow Ups | Post Message | Back to Thread Topics Posted by Bill Milner/">Bill Milner on December 14, 1997 18:21:54 UTC Howdy, I am going to be joining the ranks of retired people on 12/31,and I am thinking about grinding another mirror. My first mirror is an 8"/f5 that was done by hand.

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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.

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China Professional Quality Assurance Ultra Mirror Ceramic

China Professional Quality Assurance Ultra Mirror Ceramic Glass Plane Polishing Machine, Find details about China Surface Lap Machine, Surface Lapping from Professional Quality Assurance Ultra Mirror Ceramic Glass Plane Polishing Machine - Shenzhen Ponda Grinding Technology Co.,Ltd.

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Making a homemade mirror grinding machine

Mar 06, 2006· Making a homemade mirror grinding machine - posted in ATM, Optics and DIY Forum: I want to make a motorized mirror grinder, any good info on this, i have a couple geared motors, low .

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Mirror-o-matic

Machines. Mirror-o-Matic 14 Mirror-o-Matic 20

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Making a homemade mirror grinding machine

Mar 06, 2006· Making a homemade mirror grinding machine - posted in ATM, Optics and DIY Forum: I want to make a motorized mirror grinder, any good info on this, i have a couple geared motors, low speed high torque. One more questionwill 1 1/2 shaft size pillow block bearings work good for a homemade EQ mount? Thank you, John

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Astro-Tel

MIRROR 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, .

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Astro-Tel

MIRROR 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 1. A bowl which rotated was fitted to the spindle. I also built another machine .

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Centreless polishing machine

Centreless polishing machines are used to process majority round jobs such as round tubes, bars, wires, rods, etc. These are very versatile machines which can accommodate large range of diameters and practically any length. These machines are used to produce various aesthetic finishes right from matt finish up to very high gloss mirror finish.

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Motor and Gearbox for a Computerized Mirror Grinding Machine

Feb 13, 2014· Gordon Waite shows you the 3-phase motor and VFD (Variable Frequency Drive) that he is installing on the computer-controlled mirror grinding and polishing ma...

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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.

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mirror grinding machine for sale

24" Mirror Grinding and Polishing Machine - IceInSpace. 24" Mirror Grinding and Polishing Machine ATM and DIY Projects. shaped bolt can be polished, I may not need to buy a swivel joint anymore. Read more

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mirror grinding machine

May 15, 2013· It was created using Microsofts VC++ ver 6. Mirror Grinding Machine ? Leonardo Da Vinci's Inventions. The mirror or lens grinding machine is a masterpiece of mechanical engineering. It has several gears in mesh at all times and also has several variable settings built ..

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Outstanding bavelloni glass grinding machine Offers

Mirror Grinding Machinery Mirror Polishing Edge Machine MLX-371 Small Glass Hot Product 0.6-8m/min 380V/50HZ 20sets/month 3-19mm $21,500.00-$22,500.00 / Set 1.0 Sets (Min. Order)

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Fixed-post machine grinding is where the mirror is on a turntable rotating around 20 PRM [speeds vary], and a 75% tool is on top. They are already curve-generated. The tool is hanging over the mirror by 1/6 the diameter of the tool, or about 1/8 diameter of the mirror.

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mirror grinding machines.

Oct 03, 2006· Thanks for the video Jim. I had no idea that these machines ran at those speeds. When I built my machine, I didn't have a computer or any books on building grinding machines so I built one that mimics the stroke a person would do. For instance, my turntable rotates at just one RPM and the stroke eccentric turns at 36 RPM.

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Mirror Grinding Machine

orbital mirror polishing machine LPC 160 MIRROR is suitable also for grinding and surface preparation prior to mirror polishing. Machine is delivered complete with Inverter device for an .

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Mirror grinding

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" mirror.It is cheaper, it is softer and grinds faster, needing less abrasives and with these small sizes, the low expansion glass like Pyrex has no practical (visible at

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Astro-Tel

MIRROR 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 1. A bowl which rotated was fitted .

Mirror Grinding Machine » Leonardo Da Vinci's Inventions

Leonardo's Mirror Grinding Machine. The mirror or lens grinding machine is a masterpiece of mechanical engineering. It has several gears in mesh at all times and also has several variable settings built into it. This machine was most likely designed by Leonardo while he was either investigating the different ways that light reflected off

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