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Mirror Grinding Machine Plans

Draper mirror grinding machine - centroteologico.Draper mirror grinding machine.Henery draper mirror grinding machine.Henery draper mirror grinding machine the draper type machine was first developed by dr henry draper in the mid 1800s the polishing process is slow and designed to produce a ripplefree and sleekfree it is a true double pass test and the mirror surface is very accurately.

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Ritchey Telescope Mirror Grinding Machinecoal Jaw

Ritchey mirror grinding machine national air and space.152020 george willis ritchey built this mirror grinding machine at the yerkes observatory in williams bay, wisconsin, in the late 1890s.Under the sponsorship of george ellery hale, the machine was used to grind a series of telescope mirrors starting with a 24-inch and then a 60-inch.

Fixed Post Mirror Grinder Advice Diy Astronomer

Basically there are two types of grindingpolishing machine.The traditional type which involves the mirror rotating at a relatively slow speed, a few rpm for a big mirror 16-20 inches with the tool moving across the mirror, from side to side, at a higher rpm depending on the size of the mirror.

Mirror Grinding Machine Construction Log James

I also made a short animation of the grinding movement in avi1.7mb or as a animated gif2mb grinding log-----july 22, 2003 machine settings - platter set at 15rpm - overarm speed - 6 strokes per min fixed, stroke- 2.375 aprox 10 lbs weight on mirror.

An Edge Grinding Machine For Telescope Mirror Blanks

Nov 12, 2016 - an edge grinding machine for telescope mirror blanks.Nov 12, 2016 - an edge grinding machine for telescope mirror blanks.Stay safe and healthy.Please practice hand-washing and social distancing, and check out our resources for adapting to these times.Build your own telescope, complete plans for five telescopes you can.

Telescope Making Links Designs And Techniques

Astronomy, telescope making ,mirror grinding and testing large thin mirror making by mel bartels grinding machines mirror-o-matic tom waineos desktop grindingpolishing machine ken liljas grinding machine grinding machine figuring figuring a paraboidal mirror by thermal predistortion optical testing the basics of telescope testing test stand.

Mirror O Maticm

Information for atms zip archive of mirror-o-matic yahoo groups 2000-2019 307 mb contact dennis.

Mirror Grinding Machine Setup Hardpressed

Grinding on the picture below the machine is fine grinding an 8 inch mirror with an 71 tool 143 mm diameter and 9 micron aluminium oxyde.The bent lines on the mirror are the effect of the tool turning - with respect to the mirror - faster at the central part of the mirror as compared to the edge zones.

Mirror O Maticm Machines

Mirror-o-matic 14 mirror-o-matic 20.

Astro Tel Mirror Grinding Machine

Mirror grinding machine.I made my first mirror grinding and polishing machine over thirty years ago.It used the working principle of the machine illustrated at a fig.3, page 163, amateur telescope making book 1.A bowl which rotated was fitted to the spindle.I also built another machine.

Homemade Mirror Grinding Machine Pokerebooks

Fixed post mirror grinder advicediy astronomer.Nov 01 2011 basically there are two types of grindingpolishing machine.The traditional type which involves the mirror rotating at a relatively slow speed a few rpm for a big mirror 16-20 inches with the tool moving across the mirror from side to side at a higher rpm depending on the size of the mirror andor tool.

Mirror Ball Mill Machine Plans Bss Informatique

Mirrormirror ball mill machine design shoppingemporium.Mirrormirror ball mill machine design silicon wafer cutting.Electric grinding accessories diamond cutting slice of silicon carbide jade silicon mirror co2 laser cutting machine reflect mirror mirror laser co2.Diameter 25mm gold plated silicon mirror co2 laser cutting machine.

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Fixed-post machine grinding is where the mirror is on a turntable rotating around 20 prm speeds vary, and a 75 tool is on top.They are already curve-generated.The tool is hanging over the mirror by 16 the diameter of the tool, or about 18 diameter of the mirror, and is fixed in this position.

Mirror Grinding Machine Setup

Mirror grinding machine design.Mirror grinding machine design mirror grinding machine - atm, optics and diy forum ,- mirror grinding machine design ,this image shows the 3d model of the overarm assembly i added to my small spin-post grinding machine im building a bigger one now based on the same basic overarm design in the one shown, the overarm is ,.

Loose Abrasive Grinding Mirror With Draper Machine

Mirror grinding elgin.Mirror grinding polishing and figuring machine plans mirror grinding machine plans -.Mirror grinding machine business plan spectrumsurvey grindingpolishing and figuring a 14 f385 telescope mirror the first problem the budding mirror maker will encounter mirror making is huge in the us and combined grinding stand was the first order of business run into.

Mirror Grinding Scope Making

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 is cheaper, it is softer and grinds faster, needing less abrasives and with these small sizes, the low expansion glass like pyrex has no practical visible at.

Skybadger Mirror Grinding Machine

The mirror machine came to me as a result of astronomical horse-trading, swapping a large gem mount and a 8 newtonian ota for the machine as it was and a start kit consisting of two 6 blanks and the grit, rouge and pitch to manufacture a mirror.The grinding machine had been built to the design of the mirror-o-matic design of dennis rech.

Mirror Grinding Machines An Astronomy Net Atm

Howdy, i am going to be joining the ranks of retired people on 1231,and i am thinking about grinding another mirror.My first mirror is an 8f5 that was done by hand.Since then i had to have surgery on my right shoulder,so i am wanting to build a grinding machine.