mirror grinding and polishing machine

telescope mirror grinding / polishing machine with tachometer - YouTube

Feb 14, 2016 ... The machine is shown grinding a 300 mm mirror. How to build a tachometer: ...

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Mirror Grinding Machine » Leonardo Da Vinci's Inventions

The mirror or lens grinding machine is a masterpiece of mechanical engineering. ... Leonardo da Vinci Inventions - Mirror grinding/polishing machine. Info.

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Making a tachometer for a grinding / polishing machine for telescope ...

Feb 14, 2016 ... When making a telescope mirror on the machine, two parameters are important: the rotation speed of the mirror, and the rotation speed of the ...

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Machine Mirror Making

Here is a shot of Mike Lavieri polishing with Greg Wilhite's machine in Jeff's shop on ... Fixed-post machine grinding is where the mirror is on a turntable rotating ...

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Zeiss grinding and polishing mirror machine - YouTube

Dec 21, 2008 ... Macchina autocostruita per la lavorazione delle ottiche per telescopi in fase di ultimazione. Il filmato mostra alcuni degli innumerevoli ...

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Lens & Mirror Making • Best lenses and mirrors are both made by ...

... grit between). • Grinding compound will make tool convex, mirror concave ... Grinding machines designed to create exact same pattern. • Can adjust stroke ...

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mirror grinder page

I started thinking about building my own mirror grinding machine several years ago. ..... Aug 24, 2003 Did another hour of polishing in 3-20min sessions. Mirror ...

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Fabrication and Testing of Large Flats - LOFT, Large Optics ...

polishing techniques to produce large high precision flat mirrors. ... Many polishing machines, tools, and techniques have been developed .... The manufacture of large mirrors requires four phases: surface generation, grinding, polishing,.

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My lab… and others… | Astro-optyka

This device is my essential tool when it comes to grinding and polishing of large mirrors. I built it myself, based on the factory grinding-polishing machines, and ...

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Mirror Polishing - Roll Grinding Service – Roll Grinding Machine ...

Mirror polishing is a service offered by PRG, performed by our Sufina equipment which is capable of polishing to .25 Ra. Mirror-polished chrome and tungsten ...

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Fabrication of large secondary mirrors for ... - Semantic Scholar

practical to polish in the large aspheric departure the fast mirrors require, and the size ..... 130 machine hours on the stressed lap to grind in 109 pm of asphere.

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Making a Mirror. - Bob May's

The most important thing is to keep your equipment clean of dust and dirt as this will .... Grinding/polishing machines work by rotating the bottom piece (mirror or ...

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Mirror grinding machine | Hackaday

Sep 26, 2006 ... The true test of the amateur astronomer is building their own telescope. Grinding and polishing your own mirrors is a long, arduous process.

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May 2, 2002 ... Before starting machine grinding and polishing, one should at least read several books on mirror making. Most of these books will be about ...

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Constructing grinding and polishing machines

Constructing grinding and polishing machines John R. Nichol and John Wall The ... Introduction Mirror or lens grinding by hand can be a labour of love: great fun ...

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Wooden Telescope Part 1: the Mirror: 14 Steps (with Pictures)

Aug 17, 2015 ... A telescope mirror requires an extreme surface precision. ..... a home made cnc (+rotary) grinding / polishing machine for parabolic mirrors.

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Mirror-o-Matic mirror making machine - ATM pages of Berthold ...

That is you can use it to grind, polish and figure your optics. ... that offers extensive support for construction and operating that type of mirror grinding machine.

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Rainer's Machine by Rainer Jakob - ScopeX

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 ...

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A history of polishing machines - Astrosurf

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 ...

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Astro-Tel - Mirror grinding machine

MIRROR GRINDING MACHINE. I made my first mirror grinding and polishing machine over thirty years ago. It used the working principle of the machine ...

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

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 ...

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Mirror Grinding Machine

telescope mirror grinding machine based on Dennis Rech's M-o-M 20. ... This is typical for grinding and polishing. For figuring, I have another set of pulleys that ...

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Mirror Polisher and Tube Mirror Polishing Machine - MP100 - NS ...

... polishing quality. Mirror Polishing Machines - Rohrpoliermaschine - MP100 - main .... Manual belt grinding and polishing machine for 1 single operator. Mirror ...

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Grinding Machine for Large Telescope Mirrors

Grinding machine for mirrors up to 42 inches [1.1m] in diameter. ... 25" stroke polishing should move no faster than one stroke every 4 seconds, or 15 rpm

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Mirror Grinding - - WOS - Wenk Observatory Solutions

making a 14" parabolic mirror. ... Making a grinding- and polishing machine will reduce the invested time and costs per mirror visibly in future. On this page:.

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