telescope mirror grinding machine

Ritchey Mirror Grinding Machine - National Air and Space Museum

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.

Making a Mirror. - Bob May's

So you really want to build a Telescope Mirror. .. Grinding/polishing machines work by rotating the bottom piece (mirror or tool) and letting the top piece freely.

Mirror grinding | Hacker News

Mar 10, 2017 . My parents run a business making telescope mirrors, and I grew up . planes) are hand lapped[1], and metal bearing surfaces on machine tools.

Slotted Block for the Mirror-o-Matic telescope mirror grinding machine

Dec 20, 2015 . This is a slotted block for the Mirror-o-Matic telescope mirror grinding and polishing machine.by Dennis Rech. You can look at.

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.

Jan van Gastel: Making a mirror-o-matic mirror making machine

I did a google search and arrived soon on Dennis Rech's 'Mirror-O-Matic' pages. Just what I was looking for! Once I had seen a grinding machine, working at.

Machine Mirror Making

A mirror making machine enables the optician to multitask as well as save their own . Fixed-post machine grinding is where the mirror is on a turntable rotating.

Mirror Grinding Machine

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

Mirror Grinding Machine » Leonardo Da Vinci's Inventions

The mirror or lens grinding machine is a masterpiece of mechanical engineering. . he was planning on inventing a telescope or some other optical device.

Fixed post mirror grinder advice - DIY Astronomer - Stargazers Lounge

I hope this grinding machine goes better than tonight's scoping did. . need to be anywhere near the accuracy required by a telescope mirror.

Stellafane ATM:Mirror Making Myths

For many years the Springfield Telescope Makers have held mirror making . You need no special tools whatsoever to grind the mirror. . an accurate surface on a mirror - most machines just can't hold the tolerances necessary, and any good.

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.

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.

telescope mirror grinding machine,

Grinding Metre-Scale Mirror Segments for the E . - Ultra Precision

The next generation of ground based telescopes require many hundreds of metre scale off-axis . stiff and well damped grinding machines such as the Tetraform.

Machine Mirror Making

A mirror making machine enables the optician to multitask as well as save their own . Fixed-post machine grinding is where the mirror is on a turntable rotating.

Astro-Tel - Mirror grinding machine - TurboFast

I made my first mirror grinding and polishing machine over thirty years ago. . the machine illustrated at "A" Fig.3, Page 163, "Amateur Telescope Making" Book 1.

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.

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

Mirror-O-Matic grinding machine. Mirror-O-Matic construction. When I decided in 2009 after a ten-year break to get into mirror making again, it quickly became.

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.

telescope mirror grinding / polishing machine with tachometer .

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

Grinding Machine for Large Telescope Mirrors

Grinding machine for mirrors up to 42 inches [1.1m] in diameter. Can be configured for spin or stroke work.

Mirror Grinding Machine

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

Astronomy Options | Astronomy, Mirror Making, Telescopes .

Aug 29, 2016 . i have been considering a larger refined telescope design . my last post on grinding, polishing and figuring my plate glass mirror, or as . So with the machine, I was dead set on getting the mirror completely done in 6 months.

Mirror Grinding - Steve Chambers

Ricardo Dunna's and Peter Smith's sites describe what is possible but the methods require a mirror making machine or a drill press. I have neither. The TRO site.

telescope mirror grinding machine,

Super-precision form fabrication machine(N2C)

Ultra-mirror surface grinding of Schmidt corrector plate. The Schmidt corrector plate used in Subaru Telescopes at the National Astronomical Observatory of.

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

The purpose of this article is not to teach you how to make a telescope mirror if . Where I refer to machine working, it's for your information, and not essential to.

  • effects of line mines
  • thermal power plant stations coal mill pafan idf
  • gravity separation new method for iron
  • perusahaan alat crusher scrap
  • used small crusher
  • material vibration feeders
  • list of vibrator crusher plant