where to buy telescope mirror blanks

I could also see the North and South Polar bands. Used Lunt Adapter Plate for 50mm/60mm Filters & Meade 5'' LXD 127 Telescopes UT-15163. I costed out mirror blanks and mirror-making kits, secondary mirrors, focusers and finders, plywood, aluminizing services, and so on, to assemble a set of data that was as accurate and up-to-date as possible. Buy a New 20" F3.0 Telescope Mirror If you are looking for a new 20" telescope mirror, we have a brand-new, premium, Waite Research 20" F3.0 mirror ready for you, $10,400. Please note that the 8, 10 and 12.5 inch mirrors come all required mounting hardware. Newtonian Telescope Reflector Mirror D150mm FL750mm DIY Astronomical Telescope. $13.21 to $60.79. 1-800-363-1992 CHAT EMAIL to Flat Mirrors Off-Axis Mirrors Nd:YAG Laser Mirrors Broadband Dielectric Mirrors Laser Line Mirrors Ultrafast Laser Mirrors Focusing (Concave) Mirrors IR Mirrors Hot and Cold Mirrors Specialty Mirrors Featured Resources Application Note Metallic Mirror Coatings Video Optical Mirrors Review Application Note This kit Includes: - One 8 inch Telescope Mirror Blank. These have been ground to: 296mm (11 ~12") Diameter - 40mm thick . - 1/2 lb Silicon Carbide #120. Sometimes it happens: Something gets dented or scratched during shipment. Anand traders 75mm concave convex mirror set for experiments 27 1 offer from 190.00 Anand traders 127mm telescope mirror for newtonian telescope,900mm focal length 9 1 offer from 4,490.00 DWIJ Anand traders 76mm mm telescope mirror with 400mm focal length and 25x40 secondary mirror for DIY reflector telescope 5 1 offer from 1,800.00 $135.20. Mirror Blank. Telescope India, Largest online Astronomy Store, Galileo, Celestron, Meade, Orion. The following Mirrors have an overcoating of Al+SiO2. Thicker . Spherical Mirror Lens D160mm Newtonian Reflection Astronomical Telescope DIY $69.35 to $94.05 Was: $73.00 $28.00 shipping IOPTRON TELESCOPE OPTICAL MIRROR FITS SMARTSTAR GOTO REFLECTOR $49.99 $9.99 shipping 1.25 inch reflector zenith diagonal dielectric mirror 99% reflectivity $35.99 0 bids Free shipping 2d 15h People would like to buy a cheap telescope, have the mirrors checked and/or refigured, and then have an optically excellent telescope for not too much money. Starting from a rough glass blank, you can obtain an almost perfect parabola with surface errors in the range of 20 to 60 nm. In the beginning, a fresh mirror blank is "sanded" down to form a perfect parabolic curve, which is accomplished by a process known as grinding. Free shipping on many items | Browse your favorite brands . All mirrors have an aluminum reflective coating of 93%. Sometimes referred to as Pyrex or borosilicate. And globulars really highlight the aperture. AGI can manufacture mirror blanks up to 40" in diameter AGI can diamond machine ID holes into your mirror blank Keep checking back to see our newly added Telescopes For Sale. "I finally got a chance to take the 15" f/4.5 to a semi-dark site, Clarence Fahnestock Park. Coulter Optical set the standard for high quality low cost telescope mirrors for over 40 years. View All Telescopes; Cassegrains; Newtonians & Dobsonians . Do some fine grinding. All blanks test like this, or they don't ship Beacon Hill, do mirror blank kits, for very reasonable prices of between 29-39 with everything you need. In Stock. 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. PART NO. ULC's Stocked Test Plates / Mirror Blanks SKU: UL-22 Test Plate Diameter: 152.40mm Thickness: 25.40mm SKU: UL-23 Test Plate Diameter: 203.20mm Thickness: 34.93mm SKU: UL-26 Test Plate Diameter: 254.00mm Thickness: 44.45mm SKU: UL-28 Test Plate Take advantage of the meniscus form of the substrate. Please note: order cancellations are subject to a fee of 10% of the total mirror price. Based on applications, the Mirror Blanks market from 2017 to 2029 covers: . One 10" Three 8" Six 6" Two 4.25 . . . Used Astronomik H-alpha 12nm CCD Clip-Filter Nikon XL UT-15606. a 13" f/4.6, 1.1" thick, Pyrex mirror (made from a blank with excellent anneal). You have no items in your shopping cart. . Set at the right angle it will start to make a concave curve in the glass.The angle determines how deep you want the center of the mirror to be. Add amount listed below to Supremax mirror pricing for a quartz Zambuto mirror. Have you heard of http://www.telescopemirrorblanks.com what are your thoughts on those blanks they look much cheaper You need to make sure your blanks are precision annealed, which means after melting they are slowly cooled. US $1.20 . Our elliptic flat mirror has the same high optical quality as our parabolic primary mirrors using BK7 quality glass. - 3/4 lb Silicon Carbide #80. The central hole isn't that big and it's coated. All of the mirror surface quality over 1/12 wave RMS at the least, typically better. Galileo Telescope Makers +91 932 355 4536 galileo@galileotelescope.com. $6,400.00. Uncoated substrates are also available. The 200-inch primary mirror for the Hale Telescope, on Mt. SPECIAL OFFERS EVEN MORE SPECIALS! Data Sheet: Description: As for the blanks, I have. This is the focus of all your work - you will turn this flat piece of glass into an accurate parabolic telescope mirror. $215.00 $251.95. Cart 0. 1.0 Pieces (Min. Standard Our Standard mirrors are produced from quality low expansion Suprax glass from Schott Germany. $129.99. Mirror blanks in stock (for sale as completed mirrors) NOTE: These are mirror blanks, not finished mirrors, and are on hand and ready for grinding. ATTENTION: COVID-19 may delay your order! . Choose solid grinding tools. - 1 lb Gugolz Pitch. 10" Dobsonian Telescope:-Glass Mirror Blank $99AUD$-Glass Mirror Tool $90AUD$-Grinding and Polishing Materials $90AUD$-Aluminisng of the completed mirror $210AUD$-Ronchi Tester $60AUD$-Sagitta gauge $10AUD$-Primary Mirror Cell $80AUD$-Secondary Mirror Cell $90AUD$-Secondary Mirror $80AUD$ to $95AUD$ depending on size once main mirror is complete How are telescope mirrors made? In the conical cross-section mirror . $306.85 $329.95. and receive 30% discount at checkout! Account. 2.3 Telescope Mirror Blanks Market Share by Company Type (Tier 1, Tier 2 and Tier 3) 2.4 Global Average Price by Manufacturers 2.5 Manufacturers Production Sites, Area Served, Product Types Save 5% at checkout. Thermal and Structural optimized open core, and dynamically stable closed back design. There are many different qualities to suit your budget. For telescope mirror grinding KITS, check our telescope mirror grinding kits webpage Post an ad for used astronomy equipment, astrophotography gear, lenses, eyepieces, parts, mounts, and accessories. I also have a 5" f/8 mirror which is handmade and very good, haven't opened the packaging and I'm afraid to. Obtain the right glass. $29.99 $ 29. A decent 6" (150 mm) mirror can be bought for under 100$. - 1/2 lb Silicon Carbide #220. They're in Massachusetts. In Stock. Click here to create one Cleaning out the garage and found another box of mirror blanks Sizes below - and cost per mirror Buyer pays shipping 12.5" blank - 1/2" thick $76 12.5" blank - 3/4" thick $76 10.5" blank x 3/4" thick $72 9 7/8" blank 1" thick $72 8 7/8" blank - 1 5/8" thick $60 9 1/4" blank (1.5" thick) $60 9 7/8" x 15/16" thick $72 Order $100.00 worth of Glass Blanks. Ullman Devices K-2L Rectangular Telescoping Inspection Mirror with Extra Long Handle, 2 1/8" x 3-1/2" I have a single 14.25" f/4.5 primary mirror made of full-thickness Pyrex meant for a Cassegrain but usable in a Newtonian too. COMPLETED TELESCOPE MIRRORS Mirrors completed with the aluminised or silver coating are available from 1" (25mm) to 40" (1016mm) diameter and varying Focal Ratios. Telescope Mirror Blanks Providing telescope mirror blanks and kits to telescope makers. Choose the best position to work on mirrors by hand. A 20-inch telescope mirror for sale will collect 6.25 times more light than an 8-inch telescope mirror will. GSO offers secondary flat telescope mirrors to match the complete telescope set request. Below is our selection of telescope mirrors available to purchase and a brief description of each grade's qualities. About our mirror suppliers. Where Quartz meets Telescopes Following in the footsteps of Greg Rohde (Superior Optical Supply), new owners Tim and Chris Anderson (Five Star Optical Supply) will continue to provide high quality, quartz mirror blanks to the amateur astronomy market. For regular mail inquiries or purchases, please write to our home mailing address at PO Box 934, Lake Elsinore Ca, 92531 To buy mirror blanks now, please see our Purchase Mirror Blanks page! Glass Etching Blanks. Casting a Large, Light-Weight Telescope Mirror From Recycled Glass: The first photo below shows a 12.5 inch diameter, 1.5 inch thick, telescope mirror blank, made from recycled glass, that has been lightened by casting the mirror in a mold that made lots of hexagon-shaped pockets in the back of the mirror. Start with one of our telescope mirror kits. All of the mirror blanks we sell are individually tested to be free of internal strain. Telescopes. Conical Cross-section and Standard Parabolic Mirrors See description on new 6, 8, 10 and 12.5" inch conical mirrors as well as 14.5 inch and larger mirrors for mounting methods. 5 cool beach towns where you can still buy a home for less . 22" - 2.000" 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. Was: $13.90. 16" f/5.0, 1.40"-thick Pyrex - one left in stock; 20" f/3.3, 1.25"-thick Pyrex - two in stock, then they're gone - the lightest 20" you will find! Telescope Mirror Blank Custom Size Sheet Price High Borosilicate Glass In standard export wooden carton Port Guangzhou Lead Time : Quantity(Square Meters) 1 - 30: 31 - 200 >200: Est. Telescope Mirror Fabrication Our low expansion telescope mirror blanks are available online. 30 Day Money Back Guarantee; Safe & Secure Shopping; Next Day Shipping . With the conical cross-section mirror the center, having a diameter of 4.2 inches at the rear, is 1.75 inches thick tapering down to 1/2 inch at the edge. Please call our toll free number to place your . Strehl Ratio of better than 0.88 Wave Front Error Rating of 1/8 or better. Telescope Mirror Blanks and Lens Blanks Corning has a rich history in space exploration, producing mirrors for the Hubble, Gemini, and Subaru telescopes; along with providing window glass for all of NASA's manned spacecraft missions and the International Space Station. Palomar in California . Our inventory is updated daily and ready to ship worldwide today. F/4 mirrors add 25% to prices listed above, and ratios in between F/4.5 and F/4 are prorated uniformly in price. BUY OR ORDER NOW mirrors in stock 300mm f/5 , Strehl=0.985 GSO's parabolic primary mirrors are perfect for those who want to build their own telescopes or replace mirrors in older ones. Reflector Main Mirror 114mm with Secondary Mirror 25mm, Newton Reflector Spherical Mirror for DIY Astronomical Telescope Mirror Kit. We'd like to help you follow in the path forged by Isaac Newton and make your own powerful reflecting telescope mirror. The blank is coupled with the tool. Used. After having the ground and face of the mirror flat through the 220, you are good to begin rough grinding the curve into the mirror. FREE Shipping by Amazon. It was easy to see the gap in the ring and ring shadow. Many activities at the annual convention are oriented towards Amateur Telescope Makers: Mirror Making and Telescope Making demonstrations, Technical Talks, encourage . Mirror Products 16" Mirror Set 406mm aperture f/4.5 focal ratio 88mm secondary MIRSET1645 $1,459 Purchase from Farpoint 12" Mirror Set 304mm aperture f/5 focal ratio 70mm secondary MIRSET1250 $599 Purchase from Farpoint 10" Mirror Set 250mm aperture f/5 focal ratio 63mm secondary MIRSET1050 $349 Purchase from Farpoint 8" Mirror Set 200mm aperture 1/4 PV wavefront specification giving excellent images for any choice of subject. $4.00 shipping. Time(days) 10: 15: To be negotiated: Telescope Mirror Blank Custom Size Sheet Price High Borosilicate Glass . Please visit our new telescope mirror kit website here: Buy Telescope Mirror Making Kits, for the most complete telescope mirror grinding kits anywhere on the web, at the lowest prices. Order) CN Qingdao Vatti Glass Co., Ltd. 6 YRS. There may be delays with regard to shipments due to outside circumstances beyond our control . This results in a weight reduction of over 50 percent from the original full thickness blank. molded honeycomb mirror blank, 36-point flotation mirror support and five cooling fans assure you get all the performance the enormous aperture can deliver . 225, 175, 125, 95 Optical powder, Cerium Oxide and Optical Quality Pitch Before long you will be up late at night discovering the universe through a top quality instrument made by your own hands! 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. Mirror blanks are individually tested for internal strain. Celestron StarSense Explorer LT 80AZ Smartphone Telescope CE-22451. Ranging in aperture from 6" to 16" and offered in various f-ratios, these mirrors are made from optical grade BK-7 glass. Get the best deals on Telescope Mirrors when you shop the largest online selection at eBay.com. Currently, our lightweight sandwich mirrors are available from 12" to 40" in diameter. A grinding tool is used to do this, and it is often composed of glass, plaster, or ceramic. Used Astronomik H-Alpha 12nm CCD Filter - Sony Alpha Clip UT-15622. Astronomy Catalog - NEWPORT GLASS WORKS, LTD. & NEWPORT INDUSTRIAL GLASS, INC., TELESCOPE KITS, TELESCOPE MIRRORS, OPTICAL GLASS, MOLDED GLASS BLANKS, GLASS BENDING & SAGGING, COLORED FILTER GLASS, FUSED SILICA & QUARTZ, BK7, SECONDARY MIRRORS, GRINDING & POLISHING COMPOUNDS Source high quality products in hundreds of categories wholesale direct from China. Contact us today to learn more and receive specialized pricing for further customized services. A General Description of Conical Mirrors Conical Mirror Specifications However, the price of the mirror increases as the mirror gets larger. $2.00-$35.00/ Piece. Try and prevent astigmatism. This is called the "sagitta". Sky & Telescope and the American Astronomical Society are thrilled and honored to continue the legacy of Willmann-Bell publishing as an imprint of AAS Sky Publishing, LLC.. We are in the process of moving the substantial inventory of books to our product fulfillment vendor, a process that will take a while to complete. The curvature of the primary mirror dictates the focal length of the telescope. We are now pleased to offer virtually the entire line of GSO's Newtonian optics in the US market. We recommend a full thickness Pyrex blank for mirrors up to to 12" in size. The second from the bottom is the one above. I also surveyed the current commercial telescope market to find the going rates for Dobsonian telescopes. Optical Mechanics Inc. (OMI) supplies Obsession with 12.5" to 25" aperture mirrors. To quote them " Complete Mirror Kits (NB Glass disks extra) Containing sufficient quantity of the following, 80, 120, 220, 320 Aluminium Oxide. Telescope mirror blanks Thin plate glass mirror blanks . Please note that our kits do not include a grinding tool or pitch lap. With a thickness of 25 mm, they are light and have a very short tempering time. Everyone remarked that Saturn looked great in the scope. A full thickness 12.5 inch weighs approximately 23 pounds. In some countries telescope mirrors are unavailable, so they need to be imported, at high shipping, customs, and tax cost. This gave the Dobsonian telescope the reputation of being just a "light bucket"; slang for a scope that was . Ranging in aperture from 6" to 16" and offered in various f-ratios, these mirrors are made from optical grade BK-7 glass. Our telescope mirrors are extremely precise made from Borofloat33 and Supremax glass of the German company Schott and accompanied by a certificate from interferometric tests, which ensures a high quality. At least that is what the customer was told. FEATURE ITEM Meade 20" RCX400 Telescope SKU: 66210 Price: $9450 1 2 Showing 1-60 of 67 results SKU: 73019 Davidson Optronics Alignment Telescope Autocollimating D275 $ 3,250.00 SKU: 73015 Our on-line directions for Mirror Making, Tester Construction and related topics are very popular. It is a fine-looking, near full-thickness, 10 inch diameter blank that I intend to grind and polish into a 1st class telescope mirror. Get deals with coupon and discount code! $1,099.00. We are now pleased to offer virtually the entire line of GSO's Newtonian optics in the US market. Orion SpaceProbe II 76mm Equatorial Reflector Telescope. - 1 lb Silicon Carbide #60. This is t Celestron NexStar 6SE Computerized Telescope CE-11068. Used. Full-thickness means the diameter to thickness ratio is 6:1 (i.e. They are for sale only as finished mirrors. Telescope Mirror Blanks and Lens Blanks Corning has a rich history in space exploration, producing mirrors for the Hubble, Gemini, and Subaru telescopes; along with providing window glass for all of NASA's manned spacecraft missions and the International Space Station. Here is a stack of my home-made 8 and 10 inch mirror blanks. Menu Search. Metal Make Up Mirror Love Circular Party Favor Sublimation Blanks Mirrors DIY Pattern Looking Glass Gifts For Business Activities 3 2xma UU. A larger telescope primary mirror will also make your telescope heavier and longer. The 3"-diameter (76mm) primary mirror gathers enough light for great views of many star clusters and nebulas, as well as Saturn's rings, Jupiter's moons, and the stark, cratered terrain of the Moon. Often these optics were less than 1/2 wave. These parabolic mirrors are offered with protected aluminum, enhanced aluminum or protected gold coatings. or Buy It Now. Please call 1-888-382-4776 to place order and avoid then need for refunding orders. In the US, telescope mirrors are the cheapest. Quartz is a very pure glass with an extremely high melting point. Nowadays, Tydex produces and delivers single high-precision mirrors and complete mirror/lens sets for professional astronomical systems. Mirror Making Guide Pyrex blanks ready to made into mirrors. Mirror blank thickness and pricing by size is below. Making a mirror for a telescope. This reduces internal stresses that could warp the mirror when cooling or heating up while in use. . Recently added item(s) . Get it as soon as Wed, Sep 14. [Fig 5]After you've ground the glass to the desired depth the mirrors surface will be opaque like this. In the recent past, Dobsonian telescopes were crummy cardboard tubes, on flimsy particle board mounts, with "diffraction limited" (1/4 wave) optics. GSO's parabolic primary mirrors are perfect for those who want to build their own telescopes or replace mirrors in older ones. Ostahowski Optics supplies Obsession with 15" to 22" aperture mirrors. Even though some builders prefer to buy commercial mirrors and fit them in a DIY structure, I believe that making a telescope mirror is probably the most rewarding part of the whole built. This is the lowest cost of the lightweight mirror blank that I produce. We provide 6 inch, 8 inch, 10 inch, and 12 inch telescope mirror blanks in standard 3/4" thickness, and larger mirror blanks up to 20 inches in 1" thickness. In Stock. Telescope Mirror Blank Borosilicate Glass Sheet High Quality Telescope Mirror Blank Custom Size Sheet Price High Borosilicate Glass. Special Notice-We want to let our customers know that during this timeframe we continue to do business as usual. an 8" full thickness mirror is 1.3" thick). Email waiteresearch@gmail.com, Attn: Gordon to purchase. The Hubble sandwich mirrors are designed and built in a similar style to the Hubble Space Telescope, the most advanced telescope ever built. Our mirrors are made of the highest quality precision annealed optical glass, then expertly hand figured and tested by skilled opticians. Amature telescope makers (ATM'ers) will appreciate the ability to build large size telescopes at much lower cost, and still lightweight, with the advantage of fast cooling. In Europe, prices are usually twice, if not three times that. TECHSPEC Precision Parabolic Mirrors are available in sizes ranging from 3" (76.2mm) to 16.25" (412.8mm) and are ideal for a wide range of applications. Obsession Telescopes feature primary mirrors made by two of the best established and most reputable optical companies serving the astronomy community today. Zambuto Optical Company is a full service custom manufacturer of premium Newtonian primary telescope mirrors from 7" through 24" diameter. The #1 ad-free used telescope classifieds! After others had tried and failed, Corning Inc. in the 1930s created the largest telescope mirror blank in history. In Stock. Featured by. Mirrors. *Please note: Due to the COVID 19 crisis, many orders are being delayed. Buy, Sell, & Trade Used Telescope Equipment 100% Member-Supported Since 2017. vetted Buyers/Sellers No 3rd Party Ads We Don't Sell Your Data. In Stock. All the blanks are pre-curved. Today, Tydex's mirrors serve as components of telescopes and research equipment in Germany, France, Italy, Japan, the USA, China, Chile, Taiwan, Korea, and many other countries. Bulk buy glass blanks online from Chinese suppliers on dhgate.com. BUY: ADD TO QUOTE: telescope blank: 50mm: moulded cast blank: 175.00: 300mm diameter: SCHOTT Suprax Telescope Mirror Blank - Cast. 99. Celestron CPC Deluxe 11" Rasa Telescope CE-11012. Grind the back flat. Orion 50 f/3.75 Truss-Tube GoTo Dobsonian Telescope w/parabolic primary mirror made of low . Was. If you don't want your optical quality to be determined by the roll of some Asian dice, I have some 13 . Why Buy From Orion. Buy mirror blanks for telescope making Purchase telescope mirror blanks here. Mirror Blanks, 3mm Acrylic, DL, A7, A6 A5, A4, A3, A1, 400x600mm Rectangle Acrylic Blanks, Silver, Gold, Rose Gold Mirror, Custom Signs WeddingLuxShop (2,433) $2.61 $2.90 (10% off) Compact mirror kits-58mm pocket mirror-Blank compact mirror frame-two sided blank compact-Pocket Mirrors-Pocket Mirror-Compact Mirror Blanks PureStyleDIY (4,700) $2.80