. Orion Optics UK - disheartening "story". It is possible some of this could be ascribed to the test mirror having a new, clean, coating. Baader Classic orthoscopics - They claim that the coatings is better than the BGO and at a price of $74! I note here also we always ship a mask and pair of nitrile gloves with every new mirror and recoat job for the same . *Majestic Optical Coatings provides the following companies with high quality telescope mirror coatings. Spectrum Coatings utilizes their technology to accommodate a wide variety of uses for the unique properties of optical coatings, specializing in front surface mirror coatings for telescopes and astronomy. Equipment. Zambuto Optical Company provides a full service where the optical surface is examined and all aspects of findings are communicated with the customer at each step of the process as needed. 150.42 . The Starmaster has a simplicity that makes viewing and handling a dream. Optic Wave Labs offers the services of its in-house coating facility to the public. We're now ready to open our services to the community at large. Carl Zambuto consistently produces mirrors that have smooth and accurately figured surfaces, edge to edge. The telescope was always capped when not in use. But a hyperbolic secondary. All documentation from Zambuto included. In good seeing conditions this scope will, when properly collimated, perform beyond the theoretical limit of 50 power per inch of aperture with no visible breakdown in the image - that means beyond 625x. DIY Astronomer. First time out of the box was for this photo three days ago. Delivery date : 1-4 days. . Your choice of Lightholder Optical (LO) or Zambuto Optical Company (ZOC) primary mirrors provide primary mirrors of the highest quality currently available. The mirror had just been re-aluminised by Galvoptics, and looked perfect. Answer (1 of 3): Most of the time a hyperbolic mirror is necessary to correct certain distortions caused by an extremely fast f-ratio. ZOC will currently coat mirrors that we have worked on up through 24 in size, but are only coating their own mirrors and mirrors from a few select OEMs.-We recommend Ostahowski Optics. 8" f-5.5, Zambuto mirror with Zambuto coatings. Starmaster closed up shop some years ago and then the owner, Rick Singmaster, passed away just a few years after that. There's a 4 1/8" parabolic mirror permanently mounted at the bottom of a spherical ball. Sign up for a new account in our community. There may be delays with regard to shipments due to outside circumstances beyond our control, but we continue to perform our optical fabrication and coating work without interruption, and will have it ready for delivery. Several of my observing friends uses StarStructures, namely; Steve Gottlieb, Alan Agruwal and Bob Douglas . Antares Optics provides finely crafted secondary mirrors that are a perfect match for either of the above primary mirrors. earthway 2150 parts list. Mainly Zambuto and Kennedy mirrors. Primary mirror coatings utilize Ion-Assisted Deposition (IAD) and quartz overcoat. Primary and Secondary Mirror Sets for Your DIY Projects. Some mirror makers, such as Carl Zambuto and Robert Royce, have attained almost legendary status for the quality of their mirrors. All mirrors are finished and documented by Carl Zambuto and coated and center-spotted in-house at the ZOC facility. Spica Eyes Telescopes . Carl Zambuto does not give any testing data with his mirrors to prove their optical quality. 16 inch telescope mirror for sale. Details of the mirror are: Focal length 47.7", ratio f5.96 Peak to valley wavefront 1/25.6 wave . Antares Optics provides ultra precision, mirrors, prisms, and custom optical components to your exact specifications. He ordered it with a Torus mirror (Nova is standard) and paid $300 for the enhanced coatings. We have a 32" chamber with hardware for 28" aperture capacity, and have developed our shadow-free coating to be very high contrast. 16 inch telescope mirror for sale. Mel Bartels Telescope Making. Coatings. Our off-axis parabolas exhibit super fine polished surfaces required in laser and holography applications. . Despite a de-humidifier running in the observatory, it is still possible to get condensation forming on the telescope mirrors during the damp Winter months. Outfitted with a Zambuto Quartz primary mirror, Feathertouch focuser, Nexus DSC's and a 1/30 P-V secondary mirror the images at the eyepiece are sharp, contrasty and snap into focus. Mirror is just a little over 1/1/4 inch thick. Financially the only real option is making my own mirror in the 24"- 28" range, ready for coating. river apartments - fort lauderdale. Sometimes people online like to act like there is a big conspiracy going on behind everyone's backs. Zambuto Optical Company is located in a rural area and is functionally self-sufficient in almost all circumstances. Answer (1 of 2): No Problems , as long as you buy from a site which has a Guarantee facility (eBay , Amazon , Flipkart , Snapdeal , etc) If the mirror arrives as broken , you can register a complaint anytime . Also, my 2.6 Protostar quartz mirror. Zambuto, Kennedy, Lockwood and other premium mirror makers don't make finished scopes. Zambuto Optical Company 10" F/8 (79.75") mirror. It's easy! Carl Zambuto and his longtime associate Chuck, have now opened Zambuto Optical Company coating services to the general public with folks that do not necessarily own ZOC mirrors. The focuser is a friction style unit. Zambuto costs 50% more. We coat new mirrors as well as re-coat your existing mirror. CoEP Astro 12" Construction. Holding it up to the Sun and viewing from behind, only two or three small pinholes could be seen, so the coating looks good. -We recommend and offer coatings from Zambuto Optical Company for mirrors as large as 24. Most do just fine on an initial coating of a brand new mirror, but recoating a mirror is a different story, and there are only three that should be considered for recoating: Galaxy Optics (they are the ones that did the coatings on my new mirror) Ostahowski Optics. This morning, I was combing the web and found an older 25" dobsonian for sale at what is initially, a very attractive price. Funding Member Telescopes, Astronomy, Binoculars Sponsors TeleVue Optics Matsumoto Company AstroMart But that probably can't explain all the differences which were seen. The mirror went back to the Mother Ship for that work in 2015 and the coatings are still bright and excellent. They can coat mirrors as large as 36 at this time. . The tough composite film, coupled with a high performance adhesive, creates a reliable bond on mirror backing paints, providing optimum performance, durability and safety. Use our ATM links. The mirror's correction is excellent - I detected only very slight overcorrection at 200X. ZOC will currently coat mirrors that we have worked on up through 24 in size, but are only coating their own mirrors and mirrors from a few select OEMs.-We recommend Ostahowski Optics. As these pyramids wear, fresh, sharp mineral is continually exposed to produce a consistent cut and a predictable, fine finish. Focal length is 57.44". Mike's Telescope Workshop. It depends on your environment: Salt in the air near the seacoast or acid rain in dew will shorten its life; dry, pollutant free areas can have coating life in the decades. Newtonian- and Paraboloid Mirrors A large selection of Newtonian mirrors for Dobson's DIY Newtonian and astrophotographic systems. The Hubble sandwich mirrors are designed and built in a similar style to the Hubble Space Telescope, the most advanced telescope ever built. Scope's secondary mirror was individually tested by Starmaster and has 96% enhanced coatings. GSO Mirror . This eventually damages the coatings. Share. Antares Optics provides finely crafted secondary mirrors that are a perfect match for either of the above primary mirrors. Ploptimized for the f/7 mirror, see photo of PLOP report. 16 inch telescope mirror for sale. -We recommend and offer coatings from Zambuto Optical Company for mirrors as large as 24". The scope is about as simple as it gets. shibata kotetsu bunka. For the last eight years Zambuto Optical Company has been developing our coating product and process. Note the spiral dust lanes approaching the edge of the core of the galaxy. . For the last seven years Zambuto Optical Company has been developing our coating product and process. APM 2 inch star diagonal mirror with 99% di-electric coating with fast-lock. ZOC will currently coat mirrors that we have worked on up through 24" in size, but are only coating their own mirrors at this time (as of summer 2021) due to their high workload. Bypass the 18 month plus wait for a new Zambuto mirror. Pretty good. We make mirrors down to F/4 focal . Carl Zambuto has seen and noted this phenomenon visually- tracing a dust lane to the edge of the core, through his personal 12.5" telescope. ZAMBUTO OPTICAL COMPANY Now open to the public to re-coat any mirror .!! You can also be sure that the company will use good packaging in order to protect the. I believe it took about a year to get it. They can coat mirrors as large as 36 at this time. to solve your Telescope Making problems. Carl Zambuto Mirror Figuring Example 12.5 f/5.6 Content provided by Carl Zambuto Document created by Rich Simons January 17, 2005 Version 2 revised December 7, 20061 Introduction The following details the figuring of a 12.5 f/5.6 mirror machine figured by Carl Zambuto. "After reading some good stories about very fast telescopes, I decided to get rid of the ladder I needed for my 20 inch f/5 Dobsonian and ordered an f/3.6 mirror from Lockwood Custom Optics. Click here to create one Zambuto 12.5" F4.6 Pyrex mirror. This is a recent generation mirror that comes from Carl's own coating facility. A mild tectonic shift was felt in the State of Washington that should have recorded some seismic event on the Richter Scale. By Astrofail, January 31, 2021 in DIY Astronomer. After having some discussion with Mike Lockwood about coating quality, and reading Carl Zambuto's take on mirror recoating, there are only three companies I would trust to recoat a mirror without creating subtle surface damage to the mirror itself: Galaxy Optics (my mirror has their C1 coatings - they are superb). Carl hello is there an update on when mirror coating services from ZOC will resume- in the foreseeable future or the backlog of grinding, polishing, figuring new primary mirrors is . Our automated deposition system can accommodate telescope mirrors up to 22 inches in diameter. We use e-beam deposition (electron beam depositor) and ion source assist while depositing the overcoat. All secondary mirrors receive the EAL Coating. Please call for current pricing. Unfortunately, this one is only fair condition. Our State of the Art, Ion Assisted Deposition process allows us to produce hard, durable oxide optical thin films without high . Guan Sheng Optical (GSO) Manufacturer's Specs Parabolic mirror with matching secondary Diffraction limited BK7 glass 1/16 wave RMS minimum, typically better Aluminum reflective coating Protective coating (SiO2) Reflectivity approximately 93% All mirrors include a center spot . I only had to clean it two times. We also carry Glassmaster Fabrication continuous polishers and a custom line of optical fabricating equipment. 3) They deteriorate faster than a standard coating and don't last as long. Shop - Antares. Note: pricing reflects an increase effective May 10, 2022 (we held pricing 3-1/2 years). -We recommend and offer coatings from Zambuto Optical Company for mirrors as large as 24. The Picture above shows the 11 and 20 Starmaster. For instance, a parabolic primary coupled with a flat secondary will work fine for smaller diameter large f-ratio Newtonian telescopes. And as a general rule, the higher the accuracy of the mirrors, the more they will cost. 1.25" thick. He simply provides a serial number, his signature, and the promise to accomplish a set of seven criteria which each mirror must satisfy before shipment. Important to note is that the mirrors were very, very well . Your choice of Lightholder Optical (LO) or Zambuto Optical Company (ZOC) primary mirrors provide primary mirrors of the highest quality currently available. E.g. Zambuto Optics (may not be taking other mirrors at this time though, so you'd . This keeps anything that may come from breathing or talking from getting droplets on the fresh surface. Current prices on his website 8" $1180.00. Galaxy Optics We will mention here that Zambuto Optical is only coating their own mirrors currently (as of summer 2021) due to high workload. The mirror-making process begins with cutting 500 pound sheets of raw glass which are 2 1/4 inch thick into squares and rectangles. (April 2005 Stellafane Mirror Class*) Eye of Newt by Mack & Maggie. It is, of course, still possible to end up with a bad mirror even from a more expensive source. The seven criteria are: The polished surface will have essentially a laser specification finish. Carl Zambuto claims that if a mirror satisfies the seven criteria, it will not be outperformed by any product money can buy. For a Fee of only $10, Spectrum Coatings will install a Highly Reflective Center Mark (a Reflective Triangle with a hole in the center - Aids in mirror alignment/collimation process). Don't lose your head! An 8 inch Zambuto mirror came up for . For reference, here is how Zambuto describes it: . Mirror does not need cleaning even though it is a 2006 vintage, however, does have some dew spots from age some appearing under coating. For Zambuto, the process is all about control: "This is a two-person shop. capezio jazz shoes mens; turnkey lender partners; organizer for file cabinet drawer; nature and nurture in language acquisition pdf; Paired with this mirror is an Aurora Precision mirror cell, also very good condition. C-1 and C-2 Primary Mirror Coatings Non-standard mirror diameters add $25.00 for mounting fixture-tooling surcharge. We specialize in demanding critical application optics. Zambuto Optical Company - "Why Zambuto" Photo is the core of the Andromeda Galaxy taken by Ron Wodaski with a 12.5" Zambuto mirror. C-3 and C-4 : 45 AOI Elliptical Diagonal Mirror Coatings Notice: N/A Primary Mirror Coating Removal Service: $50 Diagonal Mirror Coating Removal Service: $25 January 31, 2021. Teeter Telescopes, Waite Research, D & G Optical We can coat primary mirrors with Al/SiO up to 18" in diameter. Digital Sky Surveys and . 3M Bidirectional Woven Copolymer Tape 960G is designed to pass Category II mirror shatter-proofing specifications on both vision and tape sides. It has never dewed up. This attention to detail costs a little more, but it yields the best possible full-aperture views of planets and deep sky objects. TMB Supermonocentric . All secondary mirrors are individually tested and come standard with 96% enhanced coatings. The astronomical community as a whole seems to agree that Carl Zambuto produces some of the best optics available. The Zambuto mirror scope produces much tighter and sharper stars. If you are looking to purchase a new mirror or telescope please visit the following. EVERY brand of mirror coating, and thus EVERY optician has experienced a mirror coating failure. Webster might be a good choice for them to get a complete telescope. We provide standard aluminum , semi-enhanced aluminum, enhanced aluminum, gold and silver coatings. CoEP Astro 12" in Pune India. Limited production runs to one piece on demand. Thermal and Structural optimized open core, and dynamically stable closed back design. So what I'm Selling are 8" F-7.5 Zambuto Primaries with Standard Coatings and 1.3" Diagional Mirrors Manufactured by AXE with 96% Enhanced Coatings with Carls Documentation. This dew heater will sit an inch or two behind the main mirror. At the end of the weekend, I was still . It has happened to Intermountian, Kennedy, Zambuto, OMI, Spectrum, Nova, Flabeg, Swayze, Lockwood, Rice, Pegasus - literally everyone. The coatings on this cover are so-so, with some reflections visible in the daytime. The following photos have been uploaded to the Ron's 14.5" Zambuto in Starmaster Dob album of the zambutomirrorgroup@groups.io. It was a custom order made to fit my Coulter 13 tube. The exact equipment we use to produce our radical wavefronts that have become our hallmark in the . We use simple tools and machines that we built." In this way they can control every aspect of mirror manufacturing, from. Each mirror is custom made to order which includes custom focal lengths of any specification within range. Currently, our lightweight sandwich mirrors are available from 12" to 40" in diameter. His Newtonian reflectors are renowned for their high degree of. Ideally for a Newtonian secondary mirror, the coating is designed for . Closely-matched primary optics for binocular reflecting telescopes Testing and refiguring of concave mirrors, flats, and assembled telescope systems Precision spherical mirrors, f/1.5 and slower We are equipped for 50" projects currently, and can add equipment for 60" As for customer service, I specialize in: Honesty, integrity, and quality The naysayers in regard to enhanced coatings claim three main negatives in regard to them: 1) They affect the wavefront accuracy of the mirror if not properly applied. 3M Trizact Cloth Belt 237AA uses proprietary microreplication technology by 3M where micron-graded aluminum oxide particles are formed into tiny pyramids of abrasive mineral and then coated on an X weight cloth backing. and stunning Zambuto mirrors have made the ELs (now ELTs) the choice for discriminating mid-aperture Dob lovers. Pre-order. I purchased this new from Carl Zambuto. Ostahowski Optics Collimation of the primary mirror requires no tools. Additional background information may be found in the Yahoo Whether you're in the market for a complete Newtonian telescope or just a set of mirrors, optical quality is a consideration. The price for secondary mirrors listed above is ONLY for secondary mirrors sent along with a primary mirror. Further, the "Jersey Creme" powder coat for the tube assembly is a great contrast to the Cherry wood stain for the rest of the structure. Diameter is 305mm, focal length 1500mm, f/ratio 4.9 I have washed the mirror once since receiving it, using the same method as described by Roland Christen of AstroPhysics. In our coating lab we ALWAYS wear a face mask when handling/inspecting a newly coated mirror, right up through ship date. We have been coating new and servicing existing Zambuto mirrors during this time. The mirror is a 1.6 thick Pyrex mirror by Carl Zambuto. Enhanced Reflectivity Coatings Standard Aluminum Coatings reflect about 91% of the incident visible light. Dew spots do not show up in pictures and are hard to see unless you take mirror into the light. pregenerated on them. However, many amateur observers wonder if the seven criteria truly translate to an observable difference . Services. because no mass producers like Orion will give you even a 22" mirror. 2) They lose reflectivity very quickly and soon offer a similar reflectivity level to a standard coating. The mirror plus the 4.5" secondary, tested by Mike before coating, arrived on May 21st (2009). This provides higher . We look forward to working for you on whatever you need. By zambutomirrorgroup@groups . The secondary is mounted on the back side of a clear plastic cover at the front of the scope. Grid List Sort by Display Orion Secondary Flat for Newtonian 35 mm minor Axis - elliptical - 97 % 83.19 Delivery date : 1-4 days Add to cart Orion Secondary Flat for Newtonian 44 mm minor Axis - elliptical - 97 %