WEBHOW TO MAKE A MIRROR. Mirror and Tool. We start with a mirror blank. This is a round piece of Pyrex glass with one flat face (the bottom) and one face slightly shaped, but very rough. ... The four stages are rough grinding, fine grinding, smoothing, and polishing. During grinding, silicon carbide (SiC) grit is used much in the same way as ...
WEBCarl's mirrors are highly prized for their smoothness and perfection! Jan 28, 2014 Carl Zambuto is polishing a telescope mirror in his optical shop. Carl's mirrors are highly prized for their smoothness and perfection!
WEBJoy of Mirror Making: Rough Grinding. Rough grinding a telescope mirror. Richard Burns. Save. Passion. Quick. Mr. Ohio. EnElProcelosoMar. Otro blog particular de cosas insulsas para el mundo.
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WEBJul 5, 2023 This video shows a few initial stages of making a primary mirror for a 6" f/8 telescope. I'm a newbie so bear with me in my ignorance as a first timer making...
WEBMirror maker 'X's mirrors are recognizable and distinct from mirror maker 'Y'. Our personalities impact how we make mirrors. Our processes and techniques vary. That's because there are many variables in mirror making. Each mirror makers chooses to control some factors and vary others in order to achieve the desired result. The Perfect .
WEBCasting a Large, LightWeight Telescope Mirror From Recycled Glass: The first photo below shows a inch diameter, inch thick, telescope mirror blank, made from recycled glass, that has been lightened by casting the mirror in a mold that made lots of hexagonshaped pockets in the back of the mirror. This is t.
WEBDec 19, 2023 · Page 1 of 2 HELP! Can't create a good contact when grinding mirror posted in ATM, Optics and DIY Forum: Im a total beginner in mirror making this is my first attempt. And of course I just encountered my first issue. Im on the rough grinding stage using a tile tool and #80 grit, towards the end of the stage actually. My target sagitta is .
WEBJul 27, 2021 · Waite Research. Making a telescope mirror. To start, a new mirror blank is "sanded" down to create a precise parabolic curve in a process called grinding. To do that, the blank is paired with ...
WEBCasting a Large, LightWeight Telescope Mirror From Recycled Glass: The first photo below shows a inch diameter, inch thick, telescope mirror blank, made from recycled glass, that has been lightened by casting the mirror in a mold that made lots of hexagonshaped pockets in the back of the mirror. This is t.
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WEBPanasonic HDCSD60 Telescope mirror grinding machine, Grinding 10" pyrex blank for telescope mirror. Newport Glass Works, LTD. Grinding, Polishing and Figuring .. Grinding, Polishing and Figuring . Thin Telescope Mirrors . Abridged from an article appearing . are several ways to support the mirror on a grinding and polishing .
WEBThe initial rough grinding process uses grit sizes of 60, 120, and 180 to carve out the basic spherical cavity. The mirror is then fine ground with grits of sizes ranging from 220900. In both grinding processes, the grit is harder than the mirror blank and tool, resulting in a concave mirror and complementary convex tool.
WEBFeb 3, 2018 · Delmarva is unique in that in 34 days most go home with a finished mirror, from rough grinding to well figured. because of the teachers and null testing used they are able to finish mirrors in just over the weekend. never heard anyone else doing it with that short time frame. Yes, Delmarva was unique.
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WEBThe back had to be ground to a spherical shape, the edges beveled and the front rough grind back to This took months of hand grinding. Here you can see the grinding of the mirror's back in operation, along with an initial flash grind of the back showing that the glass was slumped fairly evenly.
WEBMay 24, 2005 · Rough grinding a 6 inch mirror posted in ATM, Optics and DIY Forum: I am following Texereaus book. I am rough grinding a 6 inch mirror an went from a chord stroke to a center over center stroke a little late in my rough grinding. I ran out of 80 Carbo and I think my mirror is still a little hyperbolic (although it looks ok against the template I .
WEBOf course for rough grinding we use a mechanized method with a specially made machine. Our mirror was ground to our target radius with a curvature of R = 3500 mm using abrasives numbered 40 and 80. ... After rough sanding, the mirror is finely sanded using a special machine with different abrasive sizes with numbers from 80 to 1000. When ...
WEBJoy of Mirror Making: Rough Grinding. Rough grinding a telescope mirror. Richard Burns. Design for Spingarde Field Artillery Cannon (1480) First of a series of models created for a new website based on the mechanical designs of .
WEBJul 9, 2012 · If you are working by hand on a mirror under ", make the tool the same diameter as the mirror. If you want to save time hogging out the curve, use a ring tool, such as a piece of pipe 1/2 the diameter of the mirror. You can hog with the full size tool, but it takes twice as long and is laborious. If you use the ring tool, pour your tile ...
WEBWhile a chip will not be fatal to a tool, if the glass chip falls onto the mirror while you are grinding, it most likely will leave a deep and hard to repair scratch on the mirror. You may want to put a larger bevel on a glass tool, especially if you are making a "fast" mirror. ... Bevel the edge before you start rough grinding.
WEB25 votes, 29 comments. 132K subscribers in the telescopes community. The home to all amateur astronomers telescopes! Feel free to discuss anything.
WEBMaking a Mirror takes Hundreds of Hours of Work. Not True! A 6" or 8" mirror should take about 40 to 80 hours of effort. While this is a nontrivial amount of time, the mirror can be completed in a few months, and certainly within a year. Most people work one to three hours a day on their mirror about one or two times a week.
WEBJan 1, 2020 · Intrinsic grinding induced errors arise from both the change in d s and the form of the wheel, which evolve during the grinding process. The cross axis grinding configuration has the advantage that is most sensitive to the maximum d s and is relatively insensitive to wheel form. For the experiments presented in this paper, a single direction ...
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