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  • Telescope Mirror Kits - Firsthand Discovery

    Want to build your own telescope? Start with one of our telescope mirror kits. Each kit comes with a telescope mirror blank and all the abrasives (silicon carbide grits and white aluminum oxide powders), cerium oxide polish and pitch to grind and polish it to your specifications.


  • Telescope Making Supplies - willbell.com

    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 first-class telescope objective. Different techniques are …


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  • Large Homemade Telescope Making Project - Google

    For the lens grinding tools I used the bottoms from two other jars. I did not bother grinding the edges of these tools so that they were nice and smooth. I just ground out all the sharp edges. I then proceeded to grind and polish both sides of the lens as if they were a small mirror.


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  • Mirror grinding - scope making

    You might purchase a mirror grinding kit, and have everything you need included. If such a kit is unavailable, you need to do some scrounging. You can order a 19 mm thick disc at your local glass shop. Such glass is usually used for tabletops and window displays.


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  • An Introduction to the Optics Manufacturing Process

    Before the lens undergoes further grinding, the lens must be blocked, or mounted, to begin the process. Blocking involves mounting lenses onto a convex or concave surface (inverse of the tool being used) with pitch or wax. A lens can be blocked individually (Figure 3a), but more often, many lenses with the same radii are mounted on one surface


  • How to Buy Used Lenses - Photography Life

    In this article I will try to explain the benefits of buying used lenses, as well as give you some tips on how to buy used lenses on-location knowing you'll get a high-quality piece of equipment you will be happy with for years to come.


  • Optical Manufacturing & Metrology Equipment | OptiPro

    Optical Manufacturing & Metrology Equipment: Optical grinding, ultrasonic machining, polishing of spheres, aspheres, & freeforms, optical measuring and more.


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  • Lens grinding machine - DIMELP OPTICAL CO. INC.

    Jul 15, 1975· Referring now to FIG. 6, another alternative embodiment 50b of the lens grinding machine of the present invention is shown with all conventional portions of the lens grinding machine 50b being omitted for purposes of clarity as was the case in FIGS. 3 and 4 and FIGS. 5a and 5b previously described.


  • CNC Optical Grinding Machines | OptiPro

    SXL 500 5-Axis Lens Grinding machine: 10-500 mm Optics The SXL 500 is a 5-Axis CNC bridge style optical grinding platform can generate precision optical surfaces up to 500mm, including spheres, aspheres, freeform optics, and more.


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  • Rough Grinding a 20" Quartz Telescope Mirror on the Fixed ...

    Mar 06, 2010· This video shows how to setup a mirror grinding machine for fixed-post grinding, also known as spin grinding or spinning. After setup, you'll see …


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    American Grinding & Machine Company specializes in Grinding, Welding, and Fabrication Services. American Grinding & Machine Company is one of the largest flat grinding shops in the country. We have twenty-two large surface grinding machines at your service. Welding represents another one of …


  • 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 …


  • Lens Grinding Equipment Wholesale, Grinding Equipment ...

    There are 633 lens grinding equipment suppliers, mainly located in Asia. The top supplying country or region is China, which supply of lens grinding equipment respectively. Lens grinding equipment products are most popular in North America, Eastern Europe, and Western Europe.


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    Jan 04, 2013· S.K. Enterprise Auto Hand Edgar special Optical Glass Grinding machine for optical glass frame fitting and shaping all in single machine. A auto Edgar quality wheel is fitted in normal Edgar so ...


  • diy - Is it possible for a hobbyist to create a lens ...

    The manufacture of a lens element that is pure enough to be used for photography is pretty complex. You need materials with adequate purity, light transmission, and hardness, not to mention a fair bit of precision in your grinding mechanism to ensure you refract light enough to focus it where you want it focused, and do so evenly across the surface of the lens.

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