grinding machine karl size telpe manufacturer Grasping strong production capability, advanced research strength and excellent service, Shanghai grinding machine karl size telpe supplier create the value and bring values to all of customers.
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telpe construction web site "what''s new?" ordering information: other price lists: updated 7th june 2014: telpe glossary youtube bbc sky at night how to make a mirror telpe mirrors, blanks, tools, testers, grinding materials, polishing materials, aluminising, mirror box, ronchi, laser, foucault, telpe mirror aluminising
Grinding it round is not very difficult, especially if your piece has enough sides it''s just a matter of grinding off the high spots. I use a handsize piece of tile and #80 grit. Grinding by hand against the outside of the glass, I''ve made a 16" with 30 sides presentable in 2 .
How to Make Your Own Telpe Mirror: [Fig 1] This is a large piece of glass a woman off Craigslist gave me. It was 40"x40" and " thick. Its what I decided to use to make the mirror. Cutting it into smaller sections can be difficult but scoring it with a glass cutter and tapping t...
Astronomy, telpe 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 Telpe Testing Test Stand
Feb 14, 2016· Making a 33 cm f/ mirror on the MirroroMatic 6: polishing the surface with a pitch lap Duration: 9:12. Jan van Gastel 1,816 views
Recently I bought a new telpe for my son. It has a 12 inch diameter mirror. While the telpe looks expensive because of its size (6 feet long), essentially its a tin can with a big mirror and a few lenses. The most expensive part of the telpe is the mirror. It probably makes 80% of the cost. I am told these mirrors so ground accurate that even cleaning the dust off then should be ...
The RitcheyChretien (RC)Cassegrain design of telpe is the one invariably chosen for most of the World''s professional telpes including the Hubble Space Telpe. On axis it is perfect as the ray trace shows. Off axis it is corrected for coma the bain of amateur reflecting telpes but it does suffer from some astigmatism.
Jun 05, 2009· Very old mirror/lens grinding machine. This machine can grind and polish using different stroke patterns, wstroke, short strokes, long strokes, etc. Currently this machine .
Sphere Grinding Machines Covington Engineering Sphere Making Equipment Toll Free Order Line All equipment listed on our website is 110V unless otherwise . more >> A crusher is a machine designed to reduce large rocks into smaller rocks, gravel, or rock dust. Crushers may be used to reduce the size, or change the form, of waste ...
Grinding Machine for Large Telpe Mirrors I designed and built a grinding machine for mirrors up to 42 inches [] 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 world''s largest grinding machine was built. The glass company had reported that bubbles in the glass might be a problem, but the astronomers insisted on seeing for themselves. But when the disk arrived at the observatory shops in Pasadena in December of 1908, on the same day that the 60 inch mirror was placed in its mounting on Mount ...
Grinding action of a polishing lap : ... This situation is found when we place a lap on the glass disk of a mirror as it rests on the rotating plate of a machine. If the lap doesn''t exceed the size of the mirror and if it is moved sideways by a pin which lets it free to rotate, it will .
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
Making the 20 inch Conical Mirror. The 20″ telpe project began after I located a suitable slab of glass. In 1990 I saw a classified ad in Sky and Telpe by Dick Nelson, owner of the Optical Crafstman telpe making company. ... To do these operations I built a grinding machine which would be used throughout the project. My grinding ...
Feb 16, 2014· Gordon Waite sets up his fixedpost mirror grinding machine to begin rough grinding on an 11" f/ telpe mirror. He uses a grinding tool .
To setup for a grinding session I needed to provide the mirror mount to hold the mirror on the grinding base and the tool to hang off the eccentric drive arm. The mirror mount I provided for by putting three inserts in the grinding table at 120 degrees on a 6" PCD. This allows any size .
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 telpe mirror.
The chips aren''t too bad, and aren''t really a problem at all if I am cutting disks to fuse together. If the disk needs to be chip free, I simply cut it a little oversize and then grind down the edge to size (erasing the chips along the way) with the edge grinding attachment. Here is a photo of the machine set up to cut another glass disk.
Mar 06, 2006· 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 this, i have a couple geared motors, low speed high torque. One more question ...will 1 1/2 shaft size pillow block bearings work good for a homemade EQ mount? Thank you, John
Mirror Grinding Machine. My Mirror Grinding Machine. For a long time I''ve wanted to build a machine for grinding telpe mirrors. Dennis Rech''s MoM designs finally inspired me to just get up and do it. Over the years, I''d been collecting motors, gear boxes, pulleys, etc.
Mirror Grinding Machine. My Mirror Grinding Machine. For a long time I''ve wanted to build a machine for grinding telpe mirrors. Dennis Rech''s MoM designs finally inspired me to just get up and do it. Over the years, I''d been collecting motors, gear boxes, pulleys, etc.
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.
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Amateur telpe making is the activity of building telpes as a hobby, as opposed to being a paid telpe makers (sometimes called ATMs) build their instruments for personal enjoyment of a technical challenge, as a way to obtain an inexpensive or personally customized telpe, or as a research tool in the field of astronomy.
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