telescope grinding machine
tut44 Making A Mirror Grinding Tool asterism
Making A Mirror Grinding Tool By Allen Malsburry The average person would never think, "I can make my own telescope." Most amateur astronomers believe, "I can buy a better telescope than I can build." Neither is actually correct. For many decades now, amateur
Get priceHow I built an edge grinder for telescope mirror blanks.
How I built an edge grinder for telescope mirror blanks. It was very quick and easy. I eventually decided I needed to build a dedied edge grinding machine. This is how I did it. I drew concentric circles on the top of the tabletop in the sizes of common telescope mirror blank diameters.
Get priceMirror 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 fabriing something as precise as a telescope mirror.
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Get priceFixed post mirror grinder advice DIY Astronomer
Nov 01, 2011 · This is the method that I use one of my machines is shown in the first attachment. An alternative, which seems very popular with home machine builders, involves rotating the mirror at a relatively high speed whilst the tool has minimal movement or is fixed (as in the case of Gordon W''s machine).
Get priceLeviathan of Parsonstown Wikipedia
Construction and Design. Parsons improved the techniques of casting, grinding and polishing large telescope mirrors from speculum metal, and constructed steampowered grinding machines for parabolic mirrors.His 3 ft (90 cm) mirror of 1839 was cast in smaller pieces, fitted together before grinding and polishing its 1840 successor was cast in a single piece.
Get priceStellafane ATM: Materials & Tools
The Tools: Grinding & Polishing. You will need two tools: A hard tool for rough and fine grinding, and a soft tool, or pitch lap, for polishing and figuring. Traditionally, the pitch lap was made on top of the grinding tool. We recommend using plaster disks for tool
Get priceMirror 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. Instead
Get priceCNC for optics practicalmachinist
Jun 04, 2019 · A LOH sphereomatic CNC lens grinding machine, perfect condition picked up at auction for € 750 ???? I''ve seen some ingenious setups/modifiions using bridgeport type mills for grinding large telescope mirrors, with containment tanks for abrasive slurry and such. cameraman liked this post Page 1 of 2 1 2 Last.
Get priceGrinding 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 the fast shaft on
Get priceStrasbaugh polishing and grinding machine Astromart
Strasbaugh polishing and grinding machine. You wont find very many of these around. Strasbaugh is the premier manufacture of machines used by the professionals. This machine is solid no plastic or wood. You can adjust the spindle and eccentric speed with a turn of a knob while running. It makes mirror grinding a pure joy.
Get priceTelescope Making Wikibooks, open books for an open world
The focal length depends on the choices made while thinking about the telescope. The focal length is set by the shape of the curve in the front of the main mirror. We make that curve by grinding the mirror. The amount of grinding and the depth of the curve are both directly affected by the choices made while thinking about the telescope.
Get priceTelescope Making Supplies willbell
Throughout the grinding and final lapping stages, the objective has been to reduce pits and scratches to the smallest possible size. However, no amount of grinding can produce a surface smooth enough or sufficiently transparent to meet the needs of a firstclass telescope objective. Different techniques are
Get priceMount Wilson Observatory Building the 100inch Telescope
The smooth motion of the dome had to be assured, so a motordriven grinding machine, mounted on the end of a 50foot arm radiating from the center of the building, was used to grind the rails on which the dome would roll. By the fall of 1915, the housing for the telescope was ready. The telescope was not without some problems, but they were
Get priceStellafane ATM Main Page
Amateur Telescope Making Main Page. Russell Porter 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 fabrie their own instruments, for the pride of accomplishment, the gaining of knowledge and the insurance of
Get priceMaking my own fixed post mirror grinding/polishing machine
Oct 15, 2012 · 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 an eccentric moving tool to be able to polish a mirror spherical?
Get priceLarge Homemade Telescope Making Project Google Sites
DIY Mirror Grinding and Telescope Making. Bill''s Homemade Telescope Making Project This web page provides an overview of my large homemade telescope making project. I read several telescope and mirror making books and visited many amateur telescope making or "ATM" websites to learn how to build a 14.5 inch homemade telescope of this size.
Get priceTelescope Mirror Blanks for the Astronomical United Lens
Mirror Blanks For Telescopes . United Lens Company supports both the professional and amateur astronomical community. We''ve sold classic test plate and mirror blanks for nearly as long as ULC has been in business.
Get priceAmateur telescope making Wikipedia
Amateur telescope making is the activity of building telescopes as a hobby, as opposed to being a paid professional.Amateur telescope makers (sometimes called ATMs) build their instruments for personal enjoyment of a technical challenge, as a way to obtain an inexpensive or personally customized telescope, or as a research tool in the field of astronomy.
Get pricehow to make a telescope mirror grinding machine – Grinding
Mirror Grinding Machine. telescope mirror grinding machine based on Dennis Rech''s MoM 20. My Mirror Grinding Machine.For a long time I''ve wanted to build a machine for grinding telescope » More detailed So you really want to build a Telescope Mirror.. So you really want to build a Telescope Mirror.Bob May. Grinding/polishing machines work by rotating the bottom piece (mirror or
Get priceTelescope Making Links Designs and Techniques STAR
Astronomy, telescope making,mirror grinding and testing Large Thin Mirror Making by Mel Bartels Grinding Machines Mirroromatic Tom Waineo''s Desktop Grinding/Polishing Machine Ken Lilja''s Grinding Machine Grinding Machine Figuring Figuring a Paraboidal mirror by thermal predistortion Optical Testing The Basics of Telescope Testing Test Stand
Get priceLens & Mirror Making Best lenses and mirrors are both
Lens & Mirror Making • Best lenses and mirrors are both made by grinding the surface • Start with a mirror or lens blank • For mirrors only surface needs to be good • Typical mirror want pyrex (eg BK7) • Then need a tool blank – poorer glass & softer glass Grinding Machines
Get priceDocument sans nom Astrosurf Astronomie
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.
Get priceTelescope Mirror Kits firsthanddiscovery
Want to build your own telescope? Start with one of our telescope mirror kits. Each kit comes with a telescope mirror blank and all the abrasives (silicon carbide grits and white aluminum oxide powders), cerium oxide polish and pitch to grind and polish it to your specifiions.
Get priceMel Bartels'' Amateur Telescope Making
I shared my Sketchup model of my grinding machine and created a webpage with images and notes. I added a ''W'' stroke to my pitch lap calculator. A faint and pretty field of IFN (Integrated Flux Nebula) sketch stretching from the orange star Theta Herculis to another orange star Kappa Lyrae with my 6
Get priceWaite Research :: Quartz Mirror 18" F3.6
Quartz Mirror 18" F3.6. Grinding and polishing a n 18" quartz substrate. Quartz is a wonderful material for making telescope mirrors. I use a 1/2" black pipe nipple molded into the tool as a "push point" for the stainless steel drive rod in my grinding machine. The nipple is positioned on top of the tiles, the plastic ring is put
Get priceLens & Mirror Making Best lenses and mirrors are both
Lens & Mirror Making • Best lenses and mirrors are both made by grinding the surface • Start with a mirror or lens blank • For mirrors only surface needs to be good • Typical mirror want pyrex (eg BK7) • Then need a tool blank – poorer glass & softer glass Grinding Machines
Get price17 Best Telescope Making images in 2016 Diy telescope
Dec 25, 2016 Explore starman1kmo''s board "Telescope Making" on Pinterest. See more ideas about Diy telescope, Sundial and Binoculars.
Get priceThe Perfect Machine: Building the Palomar Telescope Kindle
I grew up knowing about the 200inch telescope, but knew little about the details of us design or construction. This is a delightful tale of driven scientists, engineers, and technicians who spend decades building the "Perfect Machine."
Get priceFixed Post Mirror Grinding Table designed with 123D
Telescope Mirror Making: Part Rough Grinding This is part 2 of my video series documenting grinding and polishing a inch telescope mirror. I''m using a spin or fixed post grinding machine. This video shows a few initial stages of making a primary mirror for a telescope. After hogging the mirror blank to depth, the rough grinding stage begins.
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Shop for cheap price Telescope Mirror Grinding Machine Plans pare Price and Options of Telescope Mirror Grinding Machine Plans from variety stores in usa. products sale. "Today, if you do not want to disappoint, Check price before the Price Up.Telescope Mirror Grinding Machine Plans You will not regret if check price."
Get priceLarge Homemade Telescope Making Project Google Sites
DIY Mirror Grinding and Telescope Making. Bill''s Homemade Telescope Making Project This web page provides an overview of my large homemade telescope making project. I read several telescope and mirror making books and visited many amateur telescope making or "ATM" websites to learn how to build a 14.5 inch homemade telescope of this size.
Get priceMount Wilson Observatory Building the 60inch Telescope
Building the 60inch Telescope. by Mike Simmons. (To watch a short video of Ritchey''s grinding machine, now at the Smithsonian, go here. ) The majority of the massive mounting and the steel for the dome was built by the Union Iron Works in San Francisco. The
Get priceAmateur telescope making Wikipedia
Amateur telescope making is the activity of building telescopes as a hobby, as opposed to being a paid professional.Amateur telescope makers (sometimes called ATMs) build their instruments for personal enjoyment of a technical challenge, as a way to obtain an inexpensive or personally customized telescope, or as a research tool in the field of astronomy.
Get priceMaking the 20 inch Conical Mirror Pierre Lemay
Making the 20 inch Conical Mirror. The 20″ telescope project began after I loed a suitable slab of glass. In 1990 I saw a classified ad in Sky and Telescope by Dick Nelson, owner of the Optical Crafstman telescope making company. To do these operations I built a grinding machine which would be used throughout the project. My grinding
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Here''s Jeff fixedpost grinding on a 24" using Greg''s machine.. So, there are a few machine styles out there. In our shop we use fixedpost grinding and polishing, then parabolizing with an Elgin style system. Fixedpost machine grinding is where the mirror is on a turntable rotating around 20 PRM [speeds vary], and a 75% tool is on top.
Get priceStellafane ATM: Materials & Tools
The Tools: Grinding & Polishing. You will need two tools: A hard tool for rough and fine grinding, and a soft tool, or pitch lap, for polishing and figuring. Traditionally, the pitch lap was made on top of the grinding tool. We recommend using plaster disks for tool
Get priceMirror 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 fabriing something as precise as a telescope mirror.
Get priceBuy mirror blanks for telescope making
Purchase telescope mirror blanks here. We provide 6 inch, 8 inch, 10 inch, and 12 inch telescope mirror blanks in standard 3/4" thickness, and larger mirror blanks up to 20 inches in 1" thickness. All of the mirror blanks we sell are individually tested to be free of internal strain.
Get priceGrinding 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 the fast shaft on
Get priceAmateur telescope making Wikipedia
Amateur telescope making is the activity of building telescopes as a hobby, as opposed to being a paid professional.Amateur telescope makers (sometimes called ATMs) build their instruments for personal enjoyment of a technical challenge, as a way to obtain an inexpensive or personally customized telescope, or as a research tool in the field of astronomy.
Get pricehow to make a telescope mirror grinding machine – Grinding
Mirror Grinding Machine. telescope mirror grinding machine based on Dennis Rech''s MoM 20. My Mirror Grinding Machine.For a long time I''ve wanted to build a machine for grinding telescope » More detailed So you really want to build a Telescope Mirror.. So you really want to build a Telescope Mirror.Bob May. Grinding/polishing machines work by rotating the bottom piece (mirror or
Get priceFixed post mirror grinder advice DIY Astronomer
Nov 01, 2011 · This is the method that I use one of my machines is shown in the first attachment. An alternative, which seems very popular with home machine builders, involves rotating the mirror at a relatively high speed whilst the tool has minimal movement or is fixed (as in the case of Gordon W''s machine).
Get priceNewport Glass Works, LTD. Grinding, Polishing and Figuring
Grinding, Polishing and Figuring . Thin Telescope Mirrors . Abridged from an article appearing in Telescope Making #12 There are several ways to support the grinding and polishing machine turntable, but first make sure the turntable itself is rigid. It must not bend.
Get priceMirroroMatic mirror making machine ATM pages of
MirrorOMatic grinding machine. When I decided in 2009 after a tenyear 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.
Get priceTelescope Making Supplies willbell
Throughout the grinding and final lapping stages, the objective has been to reduce pits and scratches to the smallest possible size. However, no amount of grinding can produce a surface smooth enough or sufficiently transparent to meet the needs of a firstclass telescope objective. Different techniques are
Get priceFixed Post Mirror Grinding Table designed with 123D
Telescope Mirror Making: Part Rough Grinding This is part 2 of my video series documenting grinding and polishing a inch telescope mirror. I''m using a spin or fixed post grinding machine. This video shows a few initial stages of making a primary mirror for a telescope. After hogging the mirror blank to depth, the rough grinding stage begins.
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