2007-2-13 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
Read More2019-3-8 Making A Mirror Grinding Tool By Allen Malsburry The average person would never think, “I can make my own ... For many decades now, amateur astronomers have been building their own telescopes. In the good old days, building your own telescope was the only way to get an affordable large aperture telescope. Back in the day, owning your own 10 ...
Read More2019-8-19 Re: Building a fixed post mirror grinding machine Post by Kanadalainen » Fri Aug 16, 2019 5:17 pm Update: The 6061 aluminum turntable top was ready this morning and I went to pick it up from the shop.
Read More2019-10-13 Re: Building a fixed post mirror grinding machine. Update summary: Lots of work to get to this point. Things I need to probably change or fix: My gearing of the DC motor. I will need a slow speed for polishing (5 rpm), and faster speeds for hogging out and fine grinding (15- 30 rpm), so likely need to think about adding a gear reduction.
Read More2006-3-6 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
Read More2015-8-14 My Mirror Grinding Machine. For a long time I've wanted to build a machine for grinding telescope mirrors. Dennis Rech's M-o-M designs finally inspired me to just get up and do it. Over the years, I'd been collecting motors,
Read More31 行 2020-5-19 I use an old printer stand. Here is a 25 inch [635cm] mirror being rough
Read More2012-7-3 In addition, a great deal of money will be saved: a finished 24" scope will set you back $7,000; grinding your own mirror and building the mount yourself will cost you $2,000. Amateurs 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.
Read More2010-9-29 Mirror Grinding Machine - posted in ATM, Optics and DIY Forum: I have some interest in building a grinding machine for possible up to an 18
Read More2001-11-15 The mirror ended up with a very smooth, zone free, nearly spherical figure ready for final figuring. Figure 1: Polishing pads applied to a 9 inch grinding tool. Another local ATM has also tried the polishing pads with abrasive and
Read More2007-2-13 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
Read More2019-10-13 Re: Building a fixed post mirror grinding machine. Update summary: Lots of work to get to this point. Things I need to probably change or fix: My gearing of the DC motor. I will need a slow speed for polishing (5 rpm), and faster speeds for hogging out and fine grinding (15- 30 rpm), so likely need to think about adding a gear reduction.
Read More2019-3-8 Making A Mirror Grinding Tool By Allen Malsburry The average person would never think, “I can make my own ... For many decades now, amateur astronomers have been building their own telescopes. In the good old days, building your own telescope was the only way to get an affordable large aperture telescope. Back in the day, owning your own 10 ...
Read More2015-8-14 My Mirror Grinding Machine. For a long time I've wanted to build a machine for grinding telescope mirrors. Dennis Rech's M-o-M designs finally inspired me to just get up and do it. Over the years, I'd been collecting motors,
Read More2017-5-11 Page 1 of 3 - Mirror Grinding - Take A Class Or DIY? - posted in ATM, Optics and DIY Forum: Ive been interested in grinding/polishing my own Newt mirror for a long time but dont know how to get started. As a beginner, would you recommend attending a workshop or class or is it possible to make a good mirror using other learning resources such as books and online
Read More2010-9-29 Mirror Grinding Machine - posted in ATM, Optics and DIY Forum: I have some interest in building a grinding machine for possible up to an 18 mirror , but something that will also do a 6 or 8 mirror. I have plans for the Mir O Matic
Read More2013-2-26 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
Read More2012-7-3 In addition, a great deal of money will be saved: a finished 24" scope will set you back $7,000; grinding your own mirror and building the mount yourself will cost you $2,000. Amateurs 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.
Read More2001-11-15 The mirror ended up with a very smooth, zone free, nearly spherical figure ready for final figuring. Figure 1: Polishing pads applied to a 9 inch grinding tool. Another local ATM has also tried the polishing pads with abrasive and
Read More2011-11-1 Hi AllWe've been having some idle discussions about grinding mirrors here. In particular, we've been discussing building a fixed post mirror grinding turntable for cutting mirrors up to about a 24inch diameter to spherical. Its only a pipe dream at the moment, but has anyone had experience buildi...
Read More2011-9-10 Alibaba offers 5,413 mirror grinding machine products. About 14% of these are metal polishing machine, 5% are bearing balls, and 4% are glass processing machinery. A wide variety of mirror grinding machine options are available to you, There are
Read More2019-3-8 Making A Mirror Grinding Tool By Allen Malsburry The average person would never think, “I can make my own ... For many decades now, amateur astronomers have been building their own telescopes. In the good old days, building your own telescope was the only way to get an affordable large aperture telescope. Back in the day, owning your own 10 ...
Read More2015-8-14 My Mirror Grinding Machine. For a long time I've wanted to build a machine for grinding telescope mirrors. Dennis Rech's M-o-M designs finally inspired me to just get up and do it. Over the years, I'd been collecting motors, gear boxes, pulleys, etc.
Read More2017-5-11 Page 1 of 3 - Mirror Grinding - Take A Class Or DIY? - posted in ATM, Optics and DIY Forum: Ive been interested in grinding/polishing my own Newt mirror for a long time but dont know how to get started. As a beginner, would you recommend attending a workshop or class or is it possible to make a good mirror using other learning resources such as books and online videos?
Read More2001-11-15 The mirror ended up with a very smooth, zone free, nearly spherical figure ready for final figuring. Figure 1: Polishing pads applied to a 9 inch grinding tool. Another local ATM has also tried the polishing pads with abrasive and CeO. His own 17.5"
Read More2009-6-17 Page 1 of 4 - Grinding a 6 inch Mirror - posted in ATM, Optics and DIY Forum: Hey Everyone, I first made a 6 f/10 telescope back in 2002. It was, as everyone called it here the minimum size you should make. So I went ahead with it. The f/10 was because some gentleman had ground the glass to f/10 and abandoned it in the local astronomy club and the president of which handed to me.
Read More2020-5-21 Mirror Grinding Stand (above) The front view and top views show the Mirror Grinding Stand with its wide base (big enough to walk around on), pedestal, and small top. The top is only a little bigger than the largest mirror you wish to grind. The mirror tool is held to the table with three screwed down blocks and six small wedges.
Read More2011-11-1 Hi AllWe've been having some idle discussions about grinding mirrors here. In particular, we've been discussing building a fixed post mirror grinding turntable for cutting mirrors up to about a 24inch diameter to spherical. Its only a pipe dream at the
Read More2015-3-16 Page 1 of 5 - Making a Mirror grinding Polishing machine - posted in ATM, Optics and DIY Forum: Hello, I am on the half of the way to make a mirror grinding machine inspired by original M-O-M design. I made the pulley arrangement such a way that, both the turn table eccentric spins at 50 RPM fixed. I wont go for making mirror bigger that 10.5 (or max 12).
Read More2017-2-4 With this thread Ill be outlining my journey as I attempt to grind, polish, figure, and test an 8.75 f/6.7 telescope mirror. I chose this size mirror hopefully as an upgrade to my 6 f/8, yet not so big as to be over challenging for a first time mirror grind. Yep.. this is the first time Ive attem...
Read More