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b i lens and mirror grinding machine

B & I Satellite Lens and Mirror Grinding Machine

2015-8-5  B & I Satellite Lens and Mirror Grinding Machine posted in ATM, Optics and DIY Forum: Hi All, Have you ever sold something you had and then regretted it! I bought one of the B & I mirror machines back in 1969 when hey first came out and ended up selling it a few years ago. It wasnt anything spectacular but it was kind of neat.

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Astro-Tel Mirror grinding machine

2001-4-12  I based my design on the machine "B" illustrated on the same page above. This I considered the simplest. What speed should the spindle rotate at. What stroke rate should I use. According to "Prism and Lens Making" by Twyman for a 6" diameter

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Mirror Grinding Machine

2015-8-14  The two-axis U-joints you see are made of a soft 2"x2" pine which costs about $1.80 for 8 feet. A 3/8" hole and a 3/8" smooth shank hex head bolt makes for a surprisingly good hinge bearing. The catch basin is a 20" dish used for holding potted

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Mirror Grinding Machine » Leonardo Da Vinci's

The mirror or lens grinding machine is a masterpiece of mechanical engineering. It has several gears in mesh at all times and also has several variable settings built into it. This machine was most likely designed by Leonardo while he was either investigating the different ways that light reflected off things or maybe he was planning on inventing a

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Leonardo Da Vinci's mirror making machines

One machine is designed for grinding concave mirrors of small focal length. The other machine, a much larger piece to implement, grinds mirrors of large focal lengths. Though Leonardo da Vinci creates sketches of mirror grinding, one crucial and logical question

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Study on a 5-axis precision and mirror grinding of

2016-10-1  First, virtual ball-end grinding, ground freeform surface and freeform errors compensation were modeled in 5-axis grinding system, respectively; then tool interference, envelope trace height, grain cutting depth and ground surface roughness were systemically investigated in connection with tool posture angle, tool sizes, grain protrusion variables, abrasive parameters and self-dressing coefficient; finally, the 5-axis grinding experiments of F-theta freeform glass lens

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Lens & Mirror Making Best lenses and mirrors are both

2017-11-30  Lens & Mirror Making Best lenses and mirrors are both made by grinding the surface Start with a mirror or lens blank For mirrors only surface needs to be good Typical mirror want pyrex (eg BK7) Then need a tool blank poorer glass & softer glass Place mirror on top tool

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Mirror grinding scope making

2007-2-13  For hogging out, we start with the "chordal stroke" Put the tool on the bottom, add half a teaspoon of #80 grit, sprinkle with water and place the mirror center near the edge of the tool. Use 1/3 mirror diameter strokes. This means that stroke is 1/3 length in total,1/6 forward, 1/6th backwards.

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Sakthi Group manufacturer of Optical Lens Polish

2019-1-15  Sakthi Group is manufacturer of Optical Lens Polish Machine, Mirror Polish Machine and supporting materials. Sakthi Group No.5, Egavalli Amman Koil Street, Broadway, Chennai 600 001. Tamilnadu, India. Email : [email protected] Phone : +91-04425268429 Website : sakthigroup.net Copyright © sakthigroup.net 2012 -2019

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Ophthalmic Lens generating machines Satisloh

Open the catalog to page 2. VFT-orbit-2 is the world’s fastest, most robust and easiest to service lens generator. Satisloh’s high volume flagship raises the bar set by the original VFT-orbit, featuring greatly improved performance, throughput, quality and reliability.

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Mirror Grinding Machine

2015-8-14  My Mirror Grinding Machine. For a long time I've wanted to build a machine for grinding telescope mirrors. Dennis Rech's M-o-M designs finally inspired me to just get up and do it. Over the years, I'd been collecting motors, gear boxes, pulleys, etc. Most

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Astro-Tel Mirror grinding machine

2001-4-12  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

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Mirror Grinding Machine » Leonardo Da Vinci's

Leonardo’s Mirror Grinding Machine. The mirror or lens grinding machine is a masterpiece of mechanical engineering. It has several gears in mesh at all times and also has several variable settings built into it. This machine was most likely designed by Leonardo while he was either investigating the different ways that light reflected off

get price

Leonardo Da Vinci's mirror making machines

One machine is designed for grinding concave mirrors of small focal length. The other machine, a much larger piece to implement, grinds mirrors of large focal lengths. Though Leonardo da Vinci creates sketches of mirror grinding, one crucial and logical question

get price

Leonardo Da Vinci's mirror making machines

ÝÝÝÝÝÝÝÝÝÝÝ In his Codice Atlantico, Leonardo offers two of sketches of mirror making machines .Ý One machine is designed for grinding concave mirrors of small focal length.Ý The other machine, a much larger piece to implement, grinds mirrors of large focal lengths.Ý Though Leonardo da Vinci creates sketches of mirror grinding

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Mirror grinding scope making

2007-2-13  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

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Lens & Mirror Making Best lenses and mirrors are both

2017-11-30  Lens & Mirror Making Best lenses and mirrors are both made by grinding the surface Start with a mirror or lens blank For mirrors only surface needs to be good Typical mirror want pyrex (eg BK7) Then need a tool blank poorer glass & softer glass Place mirror on top tool

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Sakthi Group manufacturer of Optical Lens Polish

2019-1-15  About Us. Welcome to Sakthi Group, Sakthi Group is headquartered in Chennai.Sakthi Group is one of South India's leading business conglomerates. Market leaders in diverse areas of business including Engineering product such as Optical Lens Polish Machine, Mirror Polish Machine and supporting materials.

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Study on a 5-axis precision and mirror grinding of

2016-10-1  Fig. 3 shows the envelope grinding along with tool posture angle θ and envelope trace height h e.On the parallel YZ-sections, the CL and the angle ϕ are driven by the linkage of Y-axis and Z-axis translations and A-axis rotation according to,,,.The tool path interval f x is driven by the differential translation of X-axis. The envelope trace between tool paths is defined as the

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Ophthalmic Lens generating machines Satisloh

Open the catalog to page 3. The VFT-orbit-2E is the new economically priced lens generator based on the proven VFT-orbit-2 technology. The machine is capable of generating all lens formats including free form surfaces. • A second fast tool provides

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Leonardo Da Vinci's mirror making machines

ÝÝÝÝÝÝÝÝÝÝÝ In his Codice Atlantico, Leonardo offers two of sketches of mirror making machines .Ý One machine is designed for grinding concave mirrors of small focal length.Ý The other machine, a much larger piece to implement, grinds mirrors of large focal lengths.Ý Though Leonardo da Vinci creates sketches of mirror grinding

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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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Lens & Mirror Making Best lenses and mirrors are both

2017-11-30  Lens & Mirror Making Best lenses and mirrors are both made by grinding the surface Start with a mirror or lens blank For mirrors only surface needs to be good Typical mirror want pyrex (eg BK7) Then need a tool blank poorer glass & softer glass Place mirror on top tool

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Parabolic Mirror Grinding Machines Products &

2021-6-3  Intrinsic Crystal Technology Co., Ltd. (ICC) Reflect Mirror, Znse Mirror, Optical Mirrors CO2 reflect mirror and focus lens is used together to change the direction of the laser path, making the laser machine's shape more casual,more applicable. Usually a complete beam path outside the laser tube requires three reflect mirror and a focus lens. Laser will loss when it travels, so the laser

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Grinding Machine for Large Telescope Mirrors

2021-6-23  Grinding Machine for Large Telescope Mirrors I designed and built a grinding machine for mirrors up to 42 inches [1.1m] 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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Ophthalmic Lens generating machines Satisloh

Open the catalog to page 3. The VFT-orbit-2E is the new economically priced lens generator based on the proven VFT-orbit-2 technology. The machine is capable of generating all lens formats including free form surfaces. • A second fast tool provides

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Newport Glass Works, LTD. Grinding, Polishing and

2014-7-21  There are several ways to support the mirror on a grinding and polishing machine turntable, but first make sure the turntable itself is rigid. It must not bend. If your machine lacks a sturdy turntable, one way to make one is to cast it out of Kerr plaster 4" to 5" thick. One way to support the mirror is to block the mirror right to the base

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Research on Ultra Precision Grinding Technologies of

2018-7-23  self-developed precision grinding machine with micron level compensation processing off-axis aspheric mirror, grinding experiment was carried out. Rough grinding with a diamond a computer aided programming system for ultra-precision parallel grinding of complex aspheric lens was developed. The flow chart of process is shown in Figure 3.

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Large Thin Mirror Making BBAstroDesigns

2012-7-3  In addition, a great deal of money will be saved: a finished 24" scope will set you back $7,000; grinding your own mirror and building the mount yourself will cost you $2,000. Amateurs have made mirrors up to 41" by hand. A grinding machine relieves the labor, but is not necessary. A 24" is the largest you can comfortably do solo.

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Tips for Surfacing and Finishing Lenses Made from Trivex

2021-6-10  Anti-Reflective and Mirror Coating In general, AR and mirror coating techniques that provide good results for other plastic lens materials work well for lenses made from Trivex material also. As with other lens materials, a good scratch-resistant hard coating is an essential part of the AR and/or mirror coating’s success.

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