MB5X Grinding Mill

MB5X Pendulous Hanging Grinding Mill represents the most advanced grinding processing technology. The brand-new structural design ;

Hammer Mill

Hammer Mill is specially designed for coarse powder grinding and small size of sand production. Hammer Mill adopts some principles of crusher. Because of its special design,…

Ball Mill

Ball mill has been used in many industries for a long time, the technology is quite mature already. But there are still some problems, such as, lots of investors expressed…

MTM Series Trapezium Mill

Raymond mill is ever one classic powder grinding machine in the past. And most of modern mill are from it and MTM series milling machine is the most successful one. It optimized…

LM Vertical Roller Mill

Vertical Roller Mill is our newly-launched product which is applied as a solution to the technical issues such as low output and high energy consumption in the ordinary industry.…

MTW Series Trapezium Mill

MTW Series European Trapezium Grinding Mill (MTW Raymond Mill) is developed on the basis of our experts' long-term R & D experience, structure & performance analyses of traditional…

Telescope Products & Services - Galvoptics

Telescopic Inspection Mirror, Circular Inspection Mirror, Telescopic Inspection Mirror, Flexible Inspection Mirror 360 Rotation, with Buckle Large Round Welding Mirror (Inspection Mirror-01) 4.1 out of 5 stars 122. $7.85 $ 7. 85. Get it as soon as Thu, Oct …

Grinding,Polishing and Figuring - Part 2 - Polishing

TELESCOPE MIRROR BLANKS MADE TO YOUR SPECIFICATIONS. If one of our standard telescope mirror blanks isn't exactly what you're looking for, Advanced Glass can custom make a telescope mirror blank to your specifications.

Reflector Telescope Mirrors for sale | In Stock | eBay

After 10 to 20 minutes, the grinding compound will exhaust itself and thin out. If you persist, the chance of creating a bad scratch or sticking is high. Clean mirror and tool and recharge. 9 micron will take you 2 hrs to 8 hrs depending on tool and mirror size. The mirror will reflect light at a low angle of graze.

Telescope Mirrors, Blanks, Secondaries, Grinding Materials ...

TELESCOPE MIRROR BLANKS MADE TO YOUR SPECIFICATIONS. If one of our standard telescope mirror blanks isn't exactly what you're looking for, Advanced Glass can custom make a telescope mirror blank to your specifications.

: telescope mirrors

In addition to finding a blank for the mirror, you will need another disk for a grinding tool. It may be either a solid glass tool or a plaster tool covered with hard ceramic tiles - once again, your taste, energy, and previous experience will dictate what you want to try.

Large Thin Mirror Making - BBAstroDesigns

Now that I have several blanks made, it is time to grind and polish one into a telescope mirror and test it out. I can use one blank as the mirror and another as the grinding tool, and have a couple in reserve in case something goes horribly wrong during the grinding and polishing operations. I'll post an update once a mirror is completed.

Mike's Telescope Workshop - mdpub.com

The standard kit includes all the finished optical components needed to build a Newtonian reflecting telescope; namely, the primary concave mirror, the secondary flat mirror, two eyepieces of 25mm and 12.5mm focal lengths, one Barlow lens that increase the power of any of the eyepieces from 1.5x to 4x times, a 25mm diameter objective lens and ...

Mirror-o-Matic mirror making machine - ATM pages of ...

Fine grinding: I change from my rough grinding area to my fine grinding and polishing area after 220, not before. #220 is still gritty stuff. The "W" stroke: This is a casual way of describing any stroke that goes forward and backward while progressing left to right or right to left on the mirror.

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

How to grind a mirror blank into the well-figured basis for a Dobsonian telescope. How to grind the glass, how to carry out a focus test, how to polish with ...

What are the best sources for mirror blanks? - ATM, Optics ...

Pyrex Mirror Blanks* Size (inches) Thickness (inches) Price US$ 1.00. 0.75. $7.95. 1.75. 1.00. $8.95 *Strain Birefringence: 10 millimicrons, or less: Very sharp and long lasting to help you form your curve fast and accur ately. You can rely on Willmann-Bell's optical grade abrasives because they are accurately graded to ensure that no larger ...

How to grind a mirror for a telescope - YouTube

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 ...

Mirror blank kit - ATM, Optics and DIY Forum - Cloudy Nights

I prepared four such blanks. One for the mirror, one for the tool, another for the tool pitch lap, and the fourth for the mirror pitch lap. Grinding the secondary is just like grinding any other optic except in minature. I ground the secondary with the workstand and worked the tool on top just like I would grind a larger mirror.

Telescope Making Supplies

From large primary mirror blanks, Cassegrain designs, and reflective secondary components, ULC can assist you with all of your optical designs. Many of our blanks are easily viewed and ordered via our online catalog. Part of our custom-made solutions to your thin film coating needs begins with knowing the exact application of the finished ...

Telescope Mirror Blanks for the Astronomical Industry ...

31 · More importantly, the glass tool can be saved and used later as a mirror blank for a second …

Stellafane ATM: Materials & Tools

Telescope Mirror coating - recoating - aluminising, telescope mirror blanks, polishing, grinding and pitch supplies View Basket (0) £0.00 ex VAT View Quote (0) Register Login

King Telescopes, telescope mirror blanks, using both ...

Jun 12, 2016· What are the best sources for mirror blanks? - posted in ATM, Optics and DIY Forum: Ever since I found Stellafanes mirror making page, Ive been itching to build my own telescope. Im going to start with a 6-8in. Newt (the classic beginning ATM project!). All I need now are the materials! I can find the yogurt containers pretty easily. For the rest of it, I had to do a little searching.

Mirror Grinding Machine

Jim's Mobile, Inc. (JMI Telescopes) is a world renowned manufacturer of astronomical telescopes and aftermarket accessories for the amateur and professional astronomer. We manufacture telescopes and accessories such as telescope wheels, carrying cases, guiding computers, focusers, motors and motor controls and much more.

tut44 Making A Mirror Grinding Tool - Asterism.org

We recommend Pyrex over plate glass simply because it is much easier to build your first mirror with pyrex. The low coefficient of expansion of Pyrex makes a difference during the grinding process. Plate Glass, particularly thin blanks, can be warped by the warmth of your hand, expandings the glass into the tool, and grinds unevenly.

Casting a Large, Light-Weight Telescope Mirror From ...

Mirror Grinding. A telescope mirror is a paraboloid, which is the surface created by rotating a parabola in 3-space around its axis of symmetry. ... The tool is a concrete disk the same size as the glass blank, surface with ceramic tiles. By continuously grinding the surface with grits and the tool, the glass becomes concave as the center is ...

mirror grinding making - asiarodier.fr

TELESCOPE MIRRORS, BLANKS, TOOLS, TESTERS, GRINDING MATERIALS, POLISHING MATERIALS, ALUMINISING, MIRROR BOX, RONCHI, LASER, FOUCAULT, ... It doesn't take much more to make a Schmidt-Cassegrain mirror. Blanks are supplied with a started hole in the middle eliminating having to drill. The primary mirror is a full parabola and the secondary is a ...

How I make Telescope Mirror Blanks - mdpub.com

This is my home-built edge grinding machine for grinding down my home-cast mirror blanks. Click to see the whole project. This is a 12.5 inch diameter, 1.5 inch thick, light-weight honeycomb-back telescope mirror blank that I made myself. The blank only weighs 10 lbs, 4 …

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

From large primary mirror blanks, Cassegrain designs, and reflective secondary components, ULC can assist you with all of your optical designs. Many of our blanks are easily viewed and ordered via our online catalog. Part of our custom-made solutions to your thin film coating needs begins with knowing the exact application of the finished ...

Light Weight Telescope Mirror Blanks and Lens Blanks ...

* Thin plate glass mirror blanks are lighter than standard mirror blanks, which allows you more flexibility in designing your telescope tube assembly and mount. * When grinding a telescope mirror, you will find that plate glass takes less time to grind and polish than a mirror …

Telescope Mirror Blanks for the Astronomical Industry ...

Making A Mirror Grinding Tool By Allen Malsburry The average person would never think, "I can make my own telescope." Most amateur astronomers believe, "I can buy a better telescope than I can build." ... of the mirror blank using the tool you just finished:

AGI Products: Telescope Mirror Blanks

Each optical surface is tested up to 29 times as it passes through its many processes of being turned from a blank piece of glass to a highly accurate figured mirror or lens. Below is our selection of Telescope Mirrors available to purchase and a brief description of each grade's qualities.