Joy Of Mirror Making Rough Grinding

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rough grinding 8

The Joy of Mirror Making Mel Bartels Rough Grinding The first milestone is putting a curve into the mirror face The curve's depth dictates the mirror's focal length The curve should be spherical If the sagitta is 125 (1/8) then the focal ratio is half the mirror diameter (A 10 mirror will be f/5 a Rough Grinding Wheels Norton

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carbide cone grinding how to make this

Joy of Mirror Making Rough Grinding The tile's backing is yet to be ground off Image by Jerry OltionHow Grinding Works Silicon carbide particles are sharp edged the search had yielded silicon carbide a cones and wheels with a profile cut into the are used to make grinding wheels this Chat Online carbide cone grinding how

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grinding machine telescope

Rough grinding a telescope mirror The Joy of Mirror Making Mel Bartels Rough Grinding The first milestone is putting a curve into the mirror face [7/27 Online] Grinding the primary mirror of the Hubble Space Telescope Reddit is also anonymous so you can When you're building a multi-billion dollar space telescope The machine that is used

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Mirror grinding

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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mirror grinding machine design

Joy of Mirror Making Rough Grinding - BBAstroDesigns The center will deepen during the first stage of fine grinding as contact is achieved across the mirror face and fine grinding tool On larger mirrors the ring tool may leave the zones part way to the edge a little underground

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Telescope Mirror Grinding Machine Plans

Telescope Mirror Grinding Machine Plans Telescope mirror grinding machine plans New grinding machine The new grinding machine is being used to re make the old TRO 30 inch mirror and the three 20 inch mirrors It will be capable of making a planned 1M telescope in the near future Get Price Making a mirror with the Mirror O Matic YouTube

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surface grinding mirror

Stellafane ATM Mirror Making Overview Mirror Grinding at the Spring 1998 Stellafane Mirror Workshop in the McGregor Observatory Rough Grinding The purpose of rough grinding is to start to cut a spherical concave surface into the mirror blank For a 6 mirror with

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Machine Plaster Grinding

machine for grinding plaster - lunarossa-ristorante plaster grinding machine for sale - joy of mirror making rough grinding - mel bartels mel bartels rough grinding the first milestone is putting a curve into the Fine Grinding Machine For Plaster Of Paris Get Price Plaster Grinding Machine Company - cz-eueu

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mirror grinding paraboloidmirror grinding popular

Joy of Mirror Making Rough Grinding - BBAstroDesigns 31 rows The Joy of Mirror Making The first method is by far the most popular Grinding the curve into the mirror face can be done by one of the following approaches How to grind a parabolic mirror for telescope ? | Yahoo

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Mirror Grinding Telescopemirror Grinding Tool

31 rows Rough grinding a telescope mirror The Joy of Mirror Making Mel Bartels Creating the curve can be done by several methods The curve is ground into the mirror face using a grinding tool The curve is pregenerated for you The curve is created by slumping the blank in a kiln over a mold

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mirror grinding tool

MIRROR STARTER KITS - mirror grinding tool MIRROR STARTER KITS The following are starter kits consisting of items listed elsewhere in this catalog All the mirror blanks and grinding tools have a planoLarge Thin Mirror Making Here is a tiled plaster grinding tool suitable for mirrors up to 30 Rough grinding If you had your blank pregenerated you can skip this step

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Of Mirror Making Fine Grinding

Telescope Mirror Making Guide - Rough Grinding Smaller mirrors will require less removal of glass so you can get away with using a finer grade which will help make the fine grinding stages easier later on Larger mirrors however will require more coarse abrisives because there will be much more glass to remove Supplies

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Rough Grinding

Some distressing excitement today as I continued fine grinding with 5 micron first I slightly chipped the mirror at the beveled edge And then in the first round of grinding after cleaning up the chip beveling and washing off the bevel-grinding dust I heard a slight scrap In fact at the next inspection I

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Is grinding a mirror really that hard???

16/03/2002If your intention is to make a 12 mirror and you are making a smaller mirror mostly to learn techniques then you should reconsider the 8 and instead start with a 6 In my youth I made many mirrors and helped a lot of amateurs make theirs and making an 8 is a lot more work than a 6 but the learning process is the same

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16 inch plate glass fine grinding

The Joy of Mirror Making Polishing a 10 5 inch [27cm] F/2 7 plate glass meniscus shaped Here is a 25 inch mirror on top of the fine grinding tool with pads Joy of Mirror Making Rough Grinding The Joy of Mirror Making I generated a 16 inch [41cm] f/6 plate glass mirror in about 4 hours with 80 silicon the mirror will be ready for fine grinding

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Rough Grinding a 20 Quartz Telescope Mirror on the Fixed

Rough Grinding a 20 Quartz Telescope Mirror on the Fixed-Post Machine Visit Rough Grinding a 20 Quartz Telescope Mirror on the Fixed-Post Machine Joy of Mirror Making Rough Grinding See more Buying Your First Astronomy Telescope - The Celestial World See more Telescope Design Concepts Four Reflecting Telescope Universe

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Joy of Mirror Making Fine Grinding

The goals of fine grinding are to prepare the curved mirror face so that it is ready for polishing and figuring and make any adjustments of the focal length Previously in rough grinding we deepened the center of the mirror's face either by grinding with coarse grit and a tool slumping in a kiln over a mold or purchasing the glass pre-generated

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pipe radius grinding

Joy of Mirror Making Rough Grinding - Mel Bartels Rough Grinding The first milestone is putting a curve into the mirror face The curve's depth dictates the mirror's focal length The curve should be Chat Online Grinding/Cut Off Discs - The Tool Shed Accessories Bandsaw Blades

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joy of mirror making rough grinding

Joy of Mirror Making Rough Grinding Motorized grinding wheel on the end of along boom that is anchored that is moved Making a Dental Stone Tool Method of grinding of a mirror With this method the first thing is to mostly grind out a roughly spherical hole in the mirror with a

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Joy of Mirror Making Rough Grinding

31 The Joy of Mirror Making Mel Bartels Rough Grinding Here is a 25 inch [635cm] mirror being rough ground followed by a beautiful grinding stand from the Delmarva Mirror Making Seminar Grinding Tools To construct a grinding tool attach unglazed ceramic tiles 1

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Fixed Post Mirror Grinding Table

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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long length ff grinding bit

The Joy of Mirror Making There is plenty of time to contemplate the desired focal length while rough grinding! Drill bits can also be inserted under a 24/7 online Sharpen Your Drill Bits - Instructables Apr 10 2009 Sharpen Your Drill Bits As the bit contacts the grinding wheel Set the sharpening guide for the length of the bit

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Mirror Grinding Mashinee

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

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Rough grinding

The Equiptop ASDII automatic surface grinder features a new control panel with quick digital output feedback by encoders and digital display for setting start points rough grinding volume finish grinding volume down feed volume for finish grinding target point rise

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Homemade Mirror Grinding Machine

Joy of Mirror Making Rough Grinding - BBAstroDesigns The center will deepen during the first stage of fine grinding as contact is achieved across the mirror face and fine grinding tool On larger mirrors the ring tool may leave the zones part way to the edge a little underground

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Mirror grinding

Joy of Mirror Making Rough Grinding Daha fazlasına bakın Autoscope Autoscope This is fully 3d printed and remotely accessible telescope it was mainly designed by open space agency under open hardware licence as ultrascope plus i found it on there website i made some changes in the design and fully designed my own contr

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glass sphere grinding

Joy of Mirror Making Rough Grinding Mel Bartels Rough grinding a telescope mirror A tiled plaster tool grinds both tiles and plaster with both starting flat meaning that the tile must be ground convex and the glass ground concave Ring tools reach desired This is one way to understand why the radius of curvature of the sphere is twice

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stellafane atm fine grinding

Joy of Mirror Making Introduction Mel Bartels Rough Grinding Fine Grinding in Springfield Mass to create the modern ATM cultural mecca Stellafane) Get Price Stellafane ATM Mirror Making Overview Mirror Grinding at the Spring 1998 Stellafane Mirror Workshop in the McGregor The purpose of fine grinding is to smooth the

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large mirror grinding machine

Mirror grinding machine runout ATM Optics and DIY Forum Feb 21 2015 Page 1 of 2 Mirror grinding machine runout posted in ATM Optics and DIY Forum I am in the process of making a fixed post mirror grinding machine big enough for a 20 inch mirror I have now got the motor pulleys two shafts and turntable all together and working more+

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Very Fine Grinding

Joy of Mirror Making Fine Grinding bbastrodesigns Fine Grinding The goals of fine grinding are to prepare the curved mirror face so that it is ready for polishing and figuring and make any adjustments of the focal length Previously in rough grinding we deepened the center of the mirror's face either by grinding with coarse grit and a tool

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rough grinding series

pc series rough grinding mill for sale Mtw Raymond Grinding Mill For Making Powder 1 30tph Mtw138 And Mtw175 After sales Service Provided MTW series mill is driven by bevel gear so its structure is compacter easy to be Quantity of roller PCS 4 and the rough stuff after the screening will be recycled back into the grinding Get Price

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grinding thin telescope mirror

Joy of Mirror Making Rough Grinding bbastrodesigns The center will deepen during the first stage of fine grinding as contact is achieved across the mirror face and fine grinding tool On larger mirrors the ring tool may leave the zones part way to the edge a little underground

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mirror grinding tool

the stro pages - telescope making - making a tile tool In mirror grinding and polishing we use a tool as the surface on which grinding compounds are placed The mirror blank is moved against this surface and the compound grinds away glass to give the blank the shape and surface we want

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rough grinding compendium

The Joy of Mirror Making Mel Bartels Rough Grinding Get Price heavy grinding stone wow mine equipments World of Warcraft Tradeskills Compendium A few recipes such as grinding stones will change to yellow (skill point not guaranteed but likely) Rough Grinding Stone Items World of Warcraft WoWDB Featured Screenshot

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