£ 164.95. 4.6 out of 5 stars 786. It is by far the most common material for many optical All telescope mirrors have an aluminum reflective coating, reflectivity is approximately 93%. Telescope Mirrors, Guan Sheng Optical (GSO) Our parabolic telescope mirror size ranges from 6" to 16", all of these mirrors are made from BK7 quality optical glass and all the mirror surface quality over 1/16 wave RMS at the least, typically better. The aluminum coating is protected by a properly applied protective coating (SiO2). All mirror surfaces are free of any defects which affect performances. for Your Equipment using the Telescope Equipment Index, Find What You Are Looking For Aluminum reflective coating GSO makes the World's Finiest Astronomical Mirrors with unmatched manufacturing optical precision. GSO's parabolic primary mirrors are perfect for those who want to build their own telescopes or replace mirrors in older ones. JMI Online Store $7.58 $ 7. 100% MADE IN TAIWAN - Astronomical Primary & Secondary Mirrors Free shipping on many items | Browse your favorite brands | affordable prices. Orion StarSeeker IV 130mm GoTo Reflector Telescope Kit. Parabolic mirror: GSO offers very HIGH quality parabolic mirrors for the people who want to build their own telescopes or DIY project. FREE Shipping on orders over $25 shipped by Amazon. The aluminum coating is protected by a quartz overcoated to make the layer durable against aging effects. Primary Mirror + Secondary Mirror - COMBINATION. appearance. This value-packed kit comes with a Shorty 2x Barlow and the Orion Beginning Stargazing Toolkit. Special Notice-We want to let our customers know that during this timeframe we continue to do business as usual. Resolving power and reflective ability is the specialty of the GSO ASTRONOMICAL TELESCOPE MIRROR QUALITY. Terrific beginner reflector telescope kit with 4.5" diameter mirror lens, pre-assembled and portable design, and includes popular accessories. If purchased separately. Jim's Mobile, Inc. (JMI Telescopes) is a world renowned manufacturer of astronomical telescopes and aftermarket accessories for the amateur and professional astronomer. Find What We Sell Our mission is to bring quartz to the amateur market at an affordable cost. Zambuto Optical Company is a full service custom manufacturer of premium Newtonian primary telescope mirrors from 7" through 24" diameter. It's used often as a standard of comparison for reasonable price. BK7 is a barium borosilicate optical glass known for its high transmission and clean, clear appearance. It is by far the most common material for many optical glass applications because it offers good optical properties and a reasonable price. It's used often as a standard of comparison for other glass materials. The parabolic mirror size from 6" to 24", all of these mirrors were made by BK7 or Quartz quality optical glass, all mirrors have an enhance aluminum reflective coating, reflectivity is approximately 93%. Parabolic mirror with matching secondary Supplied with full Zygo interferometer report. All of these brands produce high-quality mirrors and can work in your telescope. Reflectivity approximately 93% Orion 10033 FunScope … Astronomical Telescope Secondary Mirror 70mm Surface Coated with Aluminum and Aluminum Oxide Newton Reflector Telescope Spherical Mirror DIY Astronomical Telescope. All our Mirror Kits contain a Pilkington Float Glass mirror blank and Grinding Tool. Compare { width: 160, height: 160, defaultImage: '', layers: '24818' } Orion Observer II 70mm Altazimuth Refractor Telescope Kit. FREE Shipping by Amazon. Manufacturer's Specs Our elliptic flat mirror has the same high optical quality as our parabolic primary mirrors using BK7 quality glass. Protective coating (SiO2) Each mirror is aluminized and hard overcoated with a protective overcoat, ready for placement in the telescope tube. Another significant advantage with quartz is the expansion due to thermal absorption is six times less than Pyrex, which has been the gold standard in mirror blanks for years. Many telescope mirror kits are unbranded and work in most telescopes as long as the numerical specifications are correct. Mirror blanks are individually tested for internal strain. Electronics $42.99 $ 42. The November 1974 issue of Sky & Telescope (page 325) carried an article by Eric G.H. In this post, we’ll talk about the first one which is the most time consuming but also the most interesting. We manufacture telescopes and accessories such as telescope wheels, carrying cases, guiding computers, focusers, motors and motor controls and much more. GSO offers secondary flat telescope mirrors to match the complete telescope set request. These mirrors are exceptional in performance and can be relied upon 100% to give virtually flawless images. 400 grade ginding powder. All mirrors have an aluminum reflective coating of 93%. Ullman Devices HTC-2 High-Tech Telescoping Inspection Mirror, 2-1/4" Diameter, 6-1/2" to 36-3/8" Length. Get the best deals on Reflector Telescope Mirrors when you shop the largest online selection at eBay.com. 1-16 of 122 results for "dobsonian telescope mirrors" Skip to main search results ... AstroMaster 130EQ Newtonian Telescope - Reflector Telescope for Beginners - Fully-Coated ... it as soon as Fri, Nov 27. Secondary flat mirror 1/12 wave (DIAGONAL) are optically flat yield optimum performances when combined with above astronomical mirrors. using the Key Word Index, Guan Sheng Optical (GSO) Building a reflector telescope can be decomposed in 2 steps: make the mirror and build the tube/mount. Mobsby of Blandford Forum, Dorset, England, describing a method of testing medium and long focus mirrors with a special inverse grating that can be interpreted with the ease of a Null Test. FREE Shipping. 99. Manufacturer's Specs. $219.99 If purchased separately Plastic protractor inserted under a 6 inch mirror blank during a stress test, to illustrate what stress would look like - if there were any present. optical glass known for its high transmission and clean, clear Get it as soon as Wed, Dec 2. This means your telescope will be producing sharper images while your neighbor is still trying to cool down and stabilize his mirror. There may be delays with regard to shipments due to outside circumstances beyond our control, but we continue to perform our optical … 180 grade first stage ginding powder. £ 130.99. Copyright © 2008 - Tejraj & Co. All Rights Reserved. The aluminum coating is protected by a properly applied protective coating (SiO2). Serving Amateur Astronomy since the 1960s! Top quality Cerium Oxide Polishing powder. Only 11 left in stock - order soon. Telescope Mirror Blanks Providing telescope mirror blanks and kits to telescope makers. Quartz, however, has been traditionally far too expensive for the amateur market. Common brands of surplus telescope mirrors include Celestron, Orion, Baader, and Svbony. other glass materials. In stock on December 9, 2020. Research Manufacturers & Suppliers of Astronomical Telescopes in India, STANDARD SPECIFICATION for Telescope Mirrors. All mirrors include a center spot. Special types of equipment and techniques make the system mirror the least expensive to any other comparable coated mirror. Free shipping on many items | Browse your favorite brands | affordable prices. 99. Fused silica has been used for decades for research-grade telescopes in the making of a 0.5 to 3-meter size telescope range. Parabolic Astronomical Telescope Mirrors 1/12 Wave are polished and figured to yield high-level performance. This value-packed 10" Dobsonian Reflector Telescope Kit boasts top-notch features and comes with a deluxe set of accessories; Azimuth roller bearings and adjustable altitude trunnions provide silky-smooth telescope motion Telescopes as long reflector telescope mirror kit the numerical specifications are correct reflective Hilux, you need. Of a 0.5 to 3-meter size telescope range mirror lens, pre-assembled and portable,... Have a reflective aluminum coating is protected by a properly applied protective coating ( SiO2.... Surface coated with aluminum and aluminum Oxide Newton reflector telescope Spherical mirror DIY Astronomical telescope Blanks... Mirrors have an aluminum reflective coating of 93 % other comparable coated mirror reflector telescope mirror kit equipment techniques. 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