grinding machine telescope

Rough Grinding a 20" Quartz Telescope Mirror on the .Mar 6, 2010 . This video shows how to setup a mirror grinding machine for fixed-post grinding, also known as spin grinding or spinning. After setup, you'll see how abrasive and water are applied, and how the grinding action is driven. Then the swarf or sludge is removed from the still-running machine and the cycle is.grinding machine telescope,DATSCOPE - Telescope mirror grinding machineNew grinding machine. The new grinding machine is being used to re-make the old TRO 30 inch mirror and the three 20 inch mirrors. It will be capable of making a planned 1M telescope in the near future. TRO_30inch_machine_1.jpg. Original 30 inch TROK grinding machine. TROK_webimages_018.jpg. Link to the.

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Constructing grinding and polishing machines - SAO/NASA ADSIntroduction Mirror or lens grinding by hand can be a labour of love: great fun at first but thereafter a chore if the pastime is to be that of a telescope maker, rather than that of an observer, who would only be interested in building one telescope. It is an attractive situation when a machine is working at the mundane procedures.grinding machine telescope,Mirror-o-Matic mirror making machine - ATM pages of Berthold .When I decided in 2009 after a ten-year break to get into mirror making again, it quickly became clear to me that I would need to construct machine, as hand grinding big mirrors is not something very beneficial for the hands of a musician. I started to look around and quickly found Dennis Rech's website about the M-o-M.

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Mirror Grinding Machine

telescope mirror grinding machine based on Dennis Rech's M-o-M 20.

A history of polishing machines - Astrosurf

As often in sciences and technology, Leonardo da Vinci was a pioneer, creating machines for the production of optical devices. Indeed, between 1513 and 1517, he imagined machines to grind and polish telescope mirrors, which, at the time, were made of bronze. Unfortunately, it seems that, during his life, Leonardo da.

Ritchey Mirror Grinding Machine - National Air and Space Museum

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.

Grinding Machine for Large Telescope Mirrors

Grinding Machine for Large Telescope Mirrors. I designed and built a grinding machine for mirrors up to 42 inches [1.1m] in diameter. By slipping on and off a couple of belts, the machine can quickly be reconfigured for spinning work or for stroking work. The machine can also work smaller mirrors if the drip pan is moved to.

Rough Grinding a 20" Quartz Telescope Mirror on the .

Mar 6, 2010 . This video shows how to setup a mirror grinding machine for fixed-post grinding, also known as spin grinding or spinning. After setup, you'll see how abrasive and water are applied, and how the grinding action is driven. Then the swarf or sludge is removed from the still-running machine and the cycle is.

Constructing grinding and polishing machines - SAO/NASA ADS

Introduction Mirror or lens grinding by hand can be a labour of love: great fun at first but thereafter a chore if the pastime is to be that of a telescope maker, rather than that of an observer, who would only be interested in building one telescope. It is an attractive situation when a machine is working at the mundane procedures.

DATSCOPE - Telescope mirror grinding machine

New grinding machine. The new grinding machine is being used to re-make the old TRO 30 inch mirror and the three 20 inch mirrors. It will be capable of making a planned 1M telescope in the near future. TRO_30inch_machine_1.jpg. Original 30 inch TROK grinding machine. TROK_webimages_018.jpg. Link to the.

Making my own fixed post mirror grinding/polishing machine - ATM .

Feb 14, 2015 . Page 1 of 2 - Making my own fixed post mirror grinding/polishing machine - posted in ATM, Optics and DIY Forum: Hey guys. Im thinking of making my own fixed post mirror grinding/polishing and curve generating machine. Ive got loads of questions regarding the design so Ill just start firing away Do I need.

grinding, polishing and figuring - thin telescope mirror: part i

There are many different ways of grinding mirrors. The methods I describe are those I use when working at home, grinding and polishing entirely by hand. Where I refer to machine working, it's for your information, and not essential to making a successful mirror by hand. The techniques described in this article are for mirrors.

CUHK Invents World-class Intelligent Grinding Machine for .

Apr 1, 2008 . CUHK Invents World-class Intelligent Grinding Machine for Production of Large Telescope. Buoyed by great technological advances, optical systems and assemblies have undergone tremendous progress in recent years. The design and making of systems of lens and mirrors to effectuate desirable optical.

Would an amateur telescope maker be able to grind a mirror 1 or .

The record for largest telescope made the same way amateurs use today goes to Ireland's Lord Rosse, who in 1845 built a 72-inch-telescope. Mirror grinding How the Enormous Mirrors on the World's Largest Telescope Are Made Liquid mirror telescope -.

grinding machine telescope,

Rainer's Machine by Rainer Jakob - ScopeX

Telescope Making > ATM Diaries 2. Mirror Grinding and Polishing Machine - by Rainer Jakob - 22 Janury 2012. Having made two 150mm f/8 and one 150mm f/24 mirrors and being busy with figuring another 150mm f/4, I decided to move on and tackle something bigger. How about a mirror 400mm in diameter? Maybe I.

Rough Grinding a 20" Quartz Telescope Mirror on the Fixed-Post .

Rough Grinding a 20" Quartz Telescope Mirror on the Fixed-Post Machine.

Making the 20 inch Conical Mirror | Pierre Lemay

I had read with interest Donald Dilworth's relay lens article in the Nov-Dec 1977 issues of Sky and Telescope in which Dilworth had made his 16 inch blank lighter by tapering the edge of a full . My grinding machine, shown in these pictures, was based on Dilworth's grinding machine seen in the Nov-Dec 1977 issue of S&T:.

Waite Research Mirrors For Telescopes - Science, Technology .

What's new? Gordon built the new grinding machine to accept easily-interchangeable turntables. "The turntables just lift right off the machine. There is a socket on the drive shaft (actually just a pulley) and the turntable has three mating pieces that drop down into the socket holes. Changing turntables literally takes just.

Faster production of high-quality telescope mirrors | SPIE Homepage

Apr 9, 2013 . Large-aperture telescopes use multiple segmented mirrors, which require grinding and polishing to achieve a specific surface-form. There is growing . We then built full-scale production equipment, including the first 1.6m Zeeko machine, to develop the process (see Figure 1). Glyndŵr designed and.

Mirror grinding - Telescope making

There are many reasons for grinding your own mirror. Either you want a unusual size, or focal length, or to satisfy your curiosity, or to have the "pride of achievement" by fabricating something as precise as a telescope mirror. You could also live in a part of the world where telescope optics are not commonly available, and.

Precision grinding for rapid fabrication of segments for extremely .

effect of grinding parameters and machine dynamics on form accuracy and fabrication time. Keywords: Optics, Grinding, Subsurface damage, error compensation, Machine dynamics. 1. INTRODUCTION AND BACKGROUND. In the past few years, the next generation of Extremely Large Telescopes (ELT) have evolved from.

CNC telescope mirror grinder. - Newfangled Solutions

There are commercial grinding and polishing machines out there. .kennedy-optics/shop. Here is a picture of a couple of them. The final "figuring" is what needs to be done by hand. A professional can easily spend 200 hours or more working on one of these large mirrors. A large amateur.

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