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mirror grinding plans

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mirror grinding plans

Mirror Grinding Stand above The front view and top views show the Mirror Grinding Stand with its wide base big enough to walk around on pedestal and small top The top is only a little bigger than the largest mirror you wish to grind The mirror tool is held to the table with three screwed down blocks and six small wedges

Making a Mirror grinding  Polishing machine  ATM
Making a Mirror grinding Polishing machine ATM

Mar 16 2015 · Page 1 of 5 Making a Mirror grinding Polishing machine posted in ATM Optics and DIY Forum Hello I am on the half of the way to make a mirror grinding machine inspired by original MOM design I made the pulley arrangement such a way that both the turn table eccentric spins at 50 RPM fixed I wont go for making mirror bigger that 105 or max 12

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Mirror Grinding Machine Plans  MC World
Mirror Grinding Machine Plans MC World

Mirror Grinding Machine Plans Mirror Grinding Machine Plans On the other hand the venetian plain is a densely populated and highly industrialized area sofia et al 2014 and both the human and industrial water needs Some Products It only takes three steps Free design is available 01

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Fixed post mirror grinder advice  DIY Astronomer
Fixed post mirror grinder advice DIY 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 1620 inches with the tool moving across the mirror from side to side at a higher rpm depending on the size of the mirror

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How I make Telescope Mirror Blanks
How I make Telescope Mirror Blanks

The advantage of this is that any air bubbles trapped between layers will be at least 516 inside the blank and wont be reached during mirror grinding However I had to learn how to cut circles all over again since thick glass is a lot tougher to cut circles in until you know the secrets

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Grinding Machine for Large Telescope Mirrors
Grinding Machine for Large Telescope Mirrors

Grinding Machine for Large Telescope Mirrors I designed and built a grinding machine for mirrors up to 42 inches 11m in diameter By slipping on and off a couple of belts the machine can quickly be reconfigured for spinning work or for stroking work

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Homemade Telescope Making  Google Sites
Homemade Telescope Making Google Sites

A table saw covered with layers of newspaper about 12 inch thick to support the mirror and tool was used as the grinding stand A wet began by spraying the disks with water and smearing a small amount of grit over the tool or mirror with my fingers The mirror or tool was then carefully placed on top of the tool or mirror and

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AstroTel  Mirror grinding machine
AstroTel 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 Fig3 Page 163 Amateur Telescope Making Book 1 A bowl which rotated was fitted to the spindle

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Grandin Road Home Décor  Official Grandin Road
Grandin Road Home Décor Official Grandin Road

Discover and shop affordable designerinspired home decor indoor and outdoor furniture holiday and Halloween decorations wall art bar stools area rugs benches bedding and more

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A road map for grinding and finishing stainless steel
A road map for grinding and finishing stainless steel

The confusion is understandable considering those grinding with a largegrit wheel remove a lot of metal quickly and in so doing leave a “finish” of very deep scratches But in grinding scratches are just the aftereffect quick material removal is the goal especially when working with

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Stellafane ATM Mirror Making Overview
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 a 48 focal length the depth of the curve is 0047

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AstroTel  Mirror grinding machine
AstroTel 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 Fig3 Page 163 Amateur Telescope Making Book 1 A bowl which rotated was fitted to the spindle

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Stellafane ATM Materials  Tools
Stellafane ATM Materials Tools

Topics on this page Mirror Blanks Grinding Polishing Tools Grits Pitch Storage Containers Grinding Stands and Miscellaneous Items 6 8 Pyrex Mirror Blanks Patterns on surfaces and edges are mold marks splotch on 6 is a grinding mark by the manufacturer Two blanks are in their protective cardboard shipping sleeves

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home made grinding machine homemade telescope mirror
home made grinding machine homemade telescope mirror

Mirror Grinding Machine 2015814 · My Mirror Grinding Machine For a long time Ive wanted to build a machine for grinding telescope mirrors Dennis Rechs MoM designs finally inspired me to just get up and do it Over the years Id been collecting motors gear boxes pulleys etc Most of them came from industrial junk yards

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MirrorOMatic  Dr Debug
MirrorOMatic Dr Debug

I decided to try my hand at grinding an polishing my own mirror Before I took the plunge of buying glass I wanted to see if I could build the required devices needed to grind polish and test a mirror Build a Ronchi foucault tester Build a machine to grind the mirror AKA mirroromatic Buy some glass Mirror

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Mirror grinding turntable planslinks  ATM Optics and
Mirror grinding turntable planslinks ATM Optics and

Dec 12 2010 · Mirror grinding turntable planslinks posted in ATM Optics and DIY Forum Space is getting tight in the man cave and I am looking to set up a turntable so I need less space to move around my work area Does anyone know of plans or links to create a simple motorised turntable Emphasis on simple My experience with electric motors is pretty limited so I was looking for some jointhedot

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Building a fixed post mirror grinding machine
Building a fixed post mirror grinding machine

Aug 19 2019 · Gordon Waite is probably one of the better mirror makers using this machine and have incorporated some of his ideas into my plan I like the fixedpost plan vs others with eccentric drives because it gets the heavy grinding done in an automated

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Telescope Making Supplies
Telescope Making Supplies

Throughout the grinding and final lapping stages the objective has been to reduce pits and scratches to the smallest possible size However no amount of grinding can produce a surface smooth enough or sufficiently transparent to meet the needs of a firstclass telescope objective Different techniques are

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Stellafane ATMMirror Making Myths
Stellafane ATMMirror Making Myths

With the Mirror on top the tool on the bottom and coarse grit in between we start grinding with the mirror overhanging the tool We rub the center of mirror against the edge of the tool and this wears a depression in the center of the mirror the edge of the tool wears down also so that the tool becomes convex a hill in the center and

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Homemade Telescope Making  Google Sites
Homemade Telescope Making Google Sites

A table saw covered with layers of newspaper about 12 inch thick to support the mirror and tool was used as the grinding stand A wet began by spraying the disks with water and smearing a small amount of grit over the tool or mirror with my fingers The mirror or tool was then carefully placed on top of the tool or mirror and

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Telescope Mirror Grinding Machine Plans
Telescope Mirror Grinding Machine Plans

Mirror grinding machine ebay save mirror grinding machine to get email alerts and updates on your ebay feed items in search results telescope mirror grinding machine design info plans original 1951 a construction manual for converting the mirror omatic the original mirror omatic had a turntable that doubled as a slurry drip pan

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Machines
Machines

Machines MirroroMatic 14 MirroroMatic 20

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Information for ATMs Zip archive of MirroroMatic Yahoo Groups 20002019 307 MB Contact Dennis

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Year of the home chefs
Year of the home chefs

Oct 13 2020 · A week into lockdown his PR business “came to a grinding halt” Just as he was making peace with this pandemicenforced lull a USbased friend requested him to bake a

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Joy of Mirror Making Fine Grinding  BBAstroDesigns
Joy of Mirror Making Fine Grinding BBAstroDesigns

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 mirrors face either by grinding with coarse grit and a tool slumping in a kiln over a mold or purchasing the glass pregenerated

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How I built an edge grinder for telescope mirror blanks
How I built an edge grinder for telescope mirror blanks

I borrowed a few ideas from the MirrorOMatic mirror grinding machine particularly how to mount the turntable on top of the pulley Anyone building machinery for coldworking glass should have a look at the MOM web site and plans There are lots of good ideas there The

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Build your own telescope part 1 The mirror – Thomas
Build your own telescope part 1 The mirror – Thomas

The problem with thin mirrors is that they flex more easily during grinding and polishing making it hard to achieve the required surface precision They also need a more complex mirror cell additional support points Plop is a useful software to let you calculate the number of points needed based on the diameter and thickness of the glass

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Newport Glass Works LTD Grinding Polishing and Figuring
Newport Glass Works LTD Grinding Polishing and Figuring

A solid tool traps abrasive in the center of the mirror and resists grinding the mirror spherical When you first start a new and smaller abrasive this shows up as a tendency to form a large bubble in the center especially in the larger abrasives

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mirror grinding machine plan  MMI GmbH
mirror grinding machine plan MMI GmbH

telescope mirror grinding machine plans – Grinding Mill China The Gulin product line consisting of more than 30 machines sets the standard for our industry We plan to help you meet your needs with our equipment with our distribution and product support system and the continual

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Telescope making
Telescope making

Mirror grinding techniques 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 telescope mirror 300 mm Dobsonian This is my main telescope

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Telescope Making Links  Designs and Techniques  STAR
Telescope Making Links Designs and Techniques STAR

Berthold Hamburgers Tile Tool Page mirror Grinding with Washers Grinding Large Thin Mirrors Part I GrindingPolishing and Figuring Large Thin Mirrors Part 2 Polishing Astronomy telescope making mirror grinding and testing Other Plans Projects Ppage An Eyepiece Storage Case

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REFLECTOR TELESCOPE KITSYou  Vintage Projects
REFLECTOR TELESCOPE KITSYou Vintage Projects

bolic mirror and grinding your own Grinding astronomical mirrors is a fasci­ nating hobby in itself It does however re­ quir e a healthy degre of skill and patience We have chosen therefore to illustrate the assembly of scope parts that requires only the use of simple hand tools and a mini­ mum of time If you elect to grind your

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Stellafane ATMMirror Making Myths
Stellafane ATMMirror Making Myths

With the Mirror on top the tool on the bottom and coarse grit in between we start grinding with the mirror overhanging the tool We rub the center of mirror against the edge of the tool and this wears a depression in the center of the mirror the edge of the tool wears down also so that the tool becomes convex a hill in the center and

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Fixedpost 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 curvegenerated 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

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How Do You Build A Mirror For One Of The World’s Biggest
How Do You Build A Mirror For One Of The World’s Biggest

After a pause for work on two other mirrors the lab is in the process of grinding Segments 2 and 3 Segment 4 has just finished cooling to room temperature after spincasting in September 2015

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Stellafane ATM Measuring Sagitta
Stellafane ATM Measuring Sagitta

During grinding the mirror is too rough to measure the focal length optically to any reasonable precision Therefore we take a mechanical measurement of the Sagitta or Depth of Curve and using some simple formulas calculate the focal length This section will describe how to make this measurement accurately with simple tools

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mirror grinding machine
mirror grinding machine

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 zon

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China Mirror Grinding Machine China Mirror Grinding
China Mirror Grinding Machine China Mirror Grinding

offers 1551 mirror grinding machine products About 4 of these are metal polishing machine 3 are glass processing machinery and 1 are polisher A wide variety of mirror grinding machine options are available to you such as glass beveling machine glass cutting machine and glass edging machine You can also choose from ce

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