diy grinding high quality telescope lens

How To Build a Dobsonian Telescope: DIY Astronomy Project

Oct 8, 2008 ... How To Build a Dobsonian Telescope: DIY Astronomy Project ... found Teflon gave me some scrap for free, he exclaims, "Good for you!" Most Popular. I did not admit to him that I didn't grind my own telescope mirrors—something ... and sand paper—and that I didn't build my own eyepiece out of binoculars.

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Build Your Own Lenses - DIY Photography

May 18, 2010 ... Magnifying glasses, lenses from binoculars, close-up “filters,” reading glasses, are all potential camera lenses. A good source for purchasing...

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diy - Is it possible for a hobbyist to create a lens element ...

May 27, 2012 ... Is it possible for a hobbyist to create/mold/grind/polish a lens element? ... of creating (very rudimentary-quality) element or objective lenses for photography? ... on the amateur telescope making lists, I know I've seen them there. ... by extension, polishing) a good lens is easier than grinding a mirror, since the...

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Dick Parker's Telescope Mirror Workshop: Refractor Telescope Project

That was a good refractor lens that could be built by a moderately experienced person under the ... The process is exactly like grinding a mirror at this stage. ... The optical quality of the spherical suface is qualified by the knife edge test itself.

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Mike's Telescope Workshop - Michael Davis Publishing

I have been involved in amateur telescope making (ATM) for over 20 years. ... method for fusing thinner sheets of glass together to make high-quality telescope mirror blanks. ... An edge grinding machine for telescope mirror blanks. ... The short focal length keeps the eyepiece low to the ground even at zenith, making the...

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Telescope Making Supplies - Willmann-Bell

We provide a complete line of amateur telescope making (ATM) supplies ... Because of its extreme hardness, silicon carbide is ideal for grinding Pyrex, which is ... Today, modern technology is capable of producing consistently high quality ... it is possible to finish a mirror or lens faster and more accurately because the...

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Roger's Refractor Building Page - Bob May's Astronomy Site.

How to grind and polish a refractor lens and have it work well. How to really make a decent Refractor ... After making one or two paraboloidal mirrors for Newtonian telescopes, many amateur telescope makers turn their thoughts ... often exceeding even good Newtonians in the amount and sharpness of detail they will show.

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Large Homemade Telescope Making Project - Sites - Google

DIY Mirror Grinding and Telescope Making .... Instead, I purchased some high quality, 5 micron "Microgrit". ..... This "eyepiece" was inserted into the focuser. Next...

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Telescope Making - Wikibooks, open books for an open world

The reflecting telescope is designed around mirrors, not lenses. The light .... I will grind and polish a shorter focal length mirror and a longer focal length mirror. .... Many good books and web pages document the making of the primary mirror. ... This would add a lot of unfocused light around the image and reduce resolution.

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Can You Do It? Make your own telescope mirror, that is?

And a 1/4 wave mirror will provide as good an image as atmospheric seeing will ... Actually, rough grinding the curve is probably the easiest part of the job.

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One Small Step For Magnification, One Giant Leap For Home Lens ...

Jul 12, 2014 ... Optic Lens Manufactured at Home using CNC Milling Machine ... in comparison to commercial lenses but for a first DIY Lens attempt, it is ... polish down the tooling marks, I guess it'd be good enough anyway), ... Flame polishing does not result in an optical quality finish. .... Real toolmakers grind their own :-).

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Telescope Grinding

Jun 5, 2009 ... Very old mirror/lens grinding machine. This machine can grind and polish using different stroke patterns, i.e. w-stroke, short strokes, long...

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Gone with the grind: RIT student puts new spin on telescope mirrors ...

Jan 30, 2012 ... Gone with the grind: RIT student puts new spin on telescope mirrors ... four six- to eight-inch mirror blanks, two of which were of good quality.”.

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Mirror grinding - Scopemaking

telescope making, mirror grinding, homemade tripod, eyepieces, astronomy. ... Or, you want to make a super precise, highest quality mirror in the 150-200 mm...

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Amateur Telescope Making Main Page - Stellafane

Stellafane, Home of the Springfield Telescope Makers Inc., Springfield, Vermont, ... Much is also unchanged - mirror grinding techniques are very similar to those ... the pride of accomplishment, the gaining of knowledge and the insurance of quality. ... Why Newtonian Reflectors on Dobsonian Mounts are a Good First Scope...

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Amateur telescope making - Wikipedia, the free encyclopedia

Amateur telescope making is the activity of building telescopes as a hobby, as opposed to ... Telescopes with high focal ratios may use spherical mirrors since the ... In order to grind telescope optics into an accurate shape, a highly versatile...

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tut44 Making A Mirror Grinding Tool - Amateur Astronomers, Inc.

... telescope will have higher quality optics than the imported equivalent scope you ... Most amateur telescope makers (ATMs) build a Newtonian telescope, a design named ... not pass through any glass until it reaches the eyepiece. It simply.

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Dokas Photos – How To Ground Your Own Glass

I was familiar with lens grinding, having ground my own 8" reflective telescope mirror in high school. I even had on hand some of the grits packed away in the...

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Telescope Mirror Blanks / TelescopeMirrorBlanks - Grind Your ...

TelescopeMirrorBlanks provides telescope mirror blanks and thin plate glass mirror blanks for telescope makers and ATM's.

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How to Grind and Polish a Lens - Newport Glass

Whether you have worked on telescope glass, or this is your first attempt at precision ... to aid in grinding the glasses you must secure the lens on top of a weighted barrel, ... If a spherometer is available its use is recommended with a warning.

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