90mm triplet refractor for sale. 5" dual-speed rotating rack and pini.

90mm triplet refractor for sale When looking for a 90mm APO, I found four options which are more or less the same specs and price. The padded StellaMira 90mm ED triplet apochromatic refractor | BBC Sky This new version is more durable and cools down faster than a plastic-coated carbon fiber telescope. 5" dual-speed rotating rack and pini View full details Original price $1,595. The triplet design is rare for a telescope of such a small aperture, and the chromatic aberration control is exceptional. 95 strehl ratio or higher optical set 3. He compares an inexpensive SVBONY, two mid priced scopes: Founders Optics 86mm and the Aperture 90mm, and a more expensive Stellarvue. Best for serious deep sky astrophotographers and visual observers | $$ - $$$$ Sky Watcher Esprit 120mm ED Triplet Apo Refractor OTA . Using ED Glass optics, and GÉAR series standard accessories with heavy duty rings, vixen style dovetail, and a handle designed to mount accessories. I was looking for a triplet refractor as my next upgrade and noticed something that got me confused. The 50EDPH is a triplet air-spaced APO design, including two pieces of ED glass. I believe this one is a good alternative to the AT 92mm,especially for peoples from Europe. 8 With a x1. 00. With its advanced quintuplet lens system, this apochromatic refractor delivers exceptional Nov 2, 2012 · Meade 390 90mm Refractor: Old or Classic? - posted in Classic Telescopes: A local advertisement reads, Meade 390 90mm refractor w/tripod $100. I am starting an astronomy club and the advisor needs a relatively cheap triplet apo refractor with a decent magnification, (probably aperture of at least 100mm or . The AT90CFT 90mm f/6 triplet apo is a very compact refractor for the serious observer and traveler. Nov 3, 2021 · 90 mm aperture; 500mm focal length; compared with 70mm and 80mm; 90mm telescope has more light input and a wider field of view; observe the moon and deep space; which is very suitable for astronomy beginners ; Double speed focuser; the 2 inches rotatable double speed focuser; gear ratio of 1:10; precise adjustability for smooth operation Aug 9, 2020 · The Astro-Tech AT115EDT: f/7 triplet. This apochromatic triplet design minimizes chromatic aberration, ensuring crisp, true-color images. $579. I have two very good star diagonals and would likely add a GLP, maybe a Telrad, so not much more $ or weight. 95 Strehl ratio and includes a test report. I need to raise some fund for a mobile observatory setup, otherwise I would not let this scope go. 00 £6,658. 00 £199. 60 mm. Paypal please add 3%. The Askar 90 mm Quintuplet APO Astrograph is a cutting-edge telescope designed for astrophotography enthusiasts and professionals. I think that size may be a good tweener scopeairline portable, yet with a little more aperture than the 66 and 80, plus a little longer focal length for planetary use. 25"/2 " visual adapter 2" filter thread Soft Shell Case (included) 22x12x9 inches The StellaMira 90mm f/6 ED Triplet refractor is designed for the discerning astrophotographer or astronomer, so it has a minimum 0. Oct 23, 2023 · 1. Pros: As a true apochromatic refractor, a triplet can provide some of the best views and images of any telescope type. 5 focal ratio with premium optics for deep sky imaging and visual observing ‘Super Triplet’ design and included field flattener ensure flat field and minimal false color and distortion across a 44mm image circle Rotatable 2” premium hybrid rack-and-pinion focuser with twist lock Includes mounting rings, Vixen dovetail Askar 185 APO Triplet Refractor. . The 61EDPH series has long been popular with astrophotography amateurs, in order to have a better user experience for users, Sharpstar has optimized the 61EDPH Ⅱ and launched a new version - 61EDPHⅢ. The objective of the 90 mm apo: The triplet lens with 90 mm aperture and 540 mm focal length fulfils the criteria of a full apo. 8 reducer on the SM90, looking forward to the 1:1 flattener in time. 25" and 2" eyepieces and accessories, and has an M63x1 female thread on the eyepiece side. Affordable; Prices for refractor telescopes start at around $250, so they are significantly less expensive than other types of telescopes. 5") triplet lens assembly has a focal lengt Now includes a Losmandy-style dovetail mounting bar (photo shows earlier Vixen-type bar), and the rotator has engravings showing angular position. Even at magnifications of 300x, the image is free of annoying chromatic aberrations. Mar 24, 2022 · The StellaMira 90mm ED Triplet Refractor from Firstlight Optics is an esthetically pleasing and well-designed telescope with a glossy carbon-fiber tube, anodized red aluminum accents, black tube rings and a carry handle. Dual-speed Focuser. For a specific example, I am looking at those two telescopes: Triplet : 90mm f/6 Quadruplet : 100mm f/5. Orion AstroView 90mm EQ Refractor Telescope. x 2. It comes with a Camera Angle Adjuster (CAA) with self-centering rotational lock (no set screws to come loose), supports the use of both 1. TAKAHASHI. So now Im looking at the orion and the ES field flatteners. His advice and experiences with his 80mm model were invaluable and much appreciated. 5 inch R/P focuser, robust rings and a Losmandy style dovetail bottom plate. $94,130. 127 mm. Orion AstroView 90mm EQ Refractor Telescope is an entry-level refractor telescope that offers great value for its price. 75k - posted in Refractors : Hello! I am asking this for a friend. For Lens design: triplet apochromatic optics triplet apochromatic optics . Sky Watcher offers a "premium" doublet, the Evostar 120mm f/7. It is 50% lighter than other 90mm triplets thanks to its Carbon Fiber tube. 6" (92mm) aperture, 506mm focal length, f/5. The 90 mm f/6 refractor is a new replacement of the 90 mm f/6. Lets see how well it flattens the image for a The William Optics Fluorostar 91 FPL53 Triplet APO Refractor gives the same, wonderful optical performance but in a lighter, tidier package. Measuring only about 18" long with the focuser and dewshield retracted for storage and travel, the AT90 optically and mechanically fills the void left by the discontinued AT92, TMB-92, and 90mm f/5 Astro-Physics Stowaway (a legendary scope that A 2. By shortening the 90mm scope’s native focal length to a faster f/4. Mar 21, 2005 · Staying with the theme first shown by the FS-60C, Takahashi has now brought out the SKY 90, an f/5. The FOT86 has outstanding colour and spherical correction. Less than 20 in length at its most compact (dew shield slid back; focuser completely in) - not necessarily the dimensions of the case; 3. Aug 6, 2021 · Four of my personal favorites that I think fall in the best 80-90mm category and ones that I still own: - Stellarvue SV80S (LOMO) - William Optics ZenithStar ZS80FD - TeleVue TV-85 - Stellarvue SV90TBV (Fluorite) Three of these four are no longer in production but can be had used when they pop up for sale once in a while. Stellarvue 90mm Fluorite Triplet Refractor Telescope SV90T is a product of 3 years of design and engineering that Stellarvue Telescopes and Accessories spent on creating ultimate grab and go telescope. Stellarvue Telescopes SVR90 series is currently the top selling 90mm triplet apo refractor. It features a retractable lens hood and 2. 00 Apertura 90mm Triplet Refractor is an equipment item of class Telescope or lens on AstroBin equipment database. Oct 8, 2021 · Leo triplet taken last night, 60x5 minute subs using an IDAS D1 filter on my Altair Hypercam 26C and 0. The StellaMira 90mm ED Triplet Refractor offers an f/6 focal ratio and 540mm focal length. Nov 1, 2021 · Still, this size refractor may be just the right option for visual observers and imagers who crave just the right combination of capability, portability, and reasonable cost. A doublet can make a great visual telescope if: 1) the glass it uses effectively corrects for chromatic aberration (hopefully either FPL-53 or Fluorite) and 2) if it has a sufficiently long focal Mar 13, 2022 · What I like and what I don't like. StellaMira 110mm ED Doublet f/6 Refractor Telescope (4) £799. Askar 203 APO Triplet Refractor. Most Celestron refractor telescopes come in both Catadioptic types, in 90mm options to give you a superior viewing experience. 53" f/7 ED triplet apochromatic refractor offers more performance and features than similarly-priced smaller aperture competitive refractors and a markedly lower price than competitive scopes with the same aperture. 4 lbs. The 61EDPHⅢ has more diverse functions and greater performance. 6, 90mm Fluorite doublet. Askar 203 APO Triplet Refractor £7,990. Thanks to Johninderby for his input in my decision to go with the 90mm triplet. 99 New. The sale price is what I paid for it back in 2018. 8x Reducer and Flattener for Full Frame Cameras for Sharpstar 76EDPH Telescope Sale Price: $191. For observing planetary details, star clusters, and double stars, their capacity to produce high-resolution photographs qualifies them as perfect. 97 Strehl or higher as measured on our Zygo Phase Shifting Interferometer in red light. Jan 1, 2014 · Page 1 of 3 - 90mm f/7 vs 80mm f/6 - Which would you Choose? - posted in Refractors : Im thinking about adding a 90mm refractor to my scope arsenal between my AT66ED refractor and my C8HD SCT. Triplet Refractor. Hail to the Apertura 90 mm Apochromatic Triplet Refractor, a precision-crafted marvel designed for discerning stargazers and astrophotographers alike! This telescope redefines clarity and color accuracy, delivering breathtaking celestial views with unparalleled precision. This version comes with Stellarvue’s latest 2” dual speed focuser and case. Features: Replaceable 80 objective lens Replaceable 60 objective lens Triplet APO design Supporting full frame V reducer V flattener V extender V80 retractable lens hood Multifunctional handle bar Finder base Focuser knob cap 360° rotator 1. A doublet cools down much faster. Once This Astro-Tech AT90CFT refractor has: • 90mm f/6 apochromatic triplet optics using an FCD-100 ED element• 2. Featuring an f/5. html The TS-Optics CF-APO 90 mm f/6 FPL55 Triplet APO Refractor . 5 focal ratio this scope has a focal length of 517 mm, allowing it to provide a 4-deg. 5, the scope measures just 468mm in length with its dew shield retracted and weighs 9. Optics: SVX102T is rated at . 5 triplet lens. By building the SKY90, Takahashi has remained on the path taken with the FS-60C, but now using an even faster focal ratio to allow a reasonably-large aperture to be put into a surprisingly compact package. SVBONY SV48P Telescope 90mm F5. SVBONY SV48P 90mm F5. The optics remain the same. Ant Catadioptric telescopes come in two main types, Schmidt-Cassegrain and Maksutov. Its in stock with free shipping. Sold it to upgrade to a FS128. This is our premier, high-performance, lightweight 4” f-7. For sale is a Stellarvue SVR90T, 90mm/F7 triplet APO refractor with carbon fiber tube in good conditions. The 90mm f-7 apo triplet lens is made with FPL-53 optical glass. 20 Our Price: $239. I am wondering if one design is considered superior in terms of optical performance. What would you buy? Thanks Founder Optics FOT86 ED triplet refractor with 86mm aperture and f/6. The amount of detail you can see on Jupiter is incredible for a 3. Posted July 22, 2022. 5" length for travel 2" and 1. 8% increase by the spectrometer calculation). Weight 11. 17 (ex. First Impressions The dark blue finish on the scope is aesthetically pleasing. Takahashi FET-200 Fluorite-ED Triplet OTA. 6 Quintuplet APO Refractor (2) £1,950. A complete line of flatteners, reducers and extenders are available, including the 67-series flattener, which provides a 90 mm imaging circle. 5mm f-7 apochromatic triplet objective with an Ohara FPL-53 center element and provides extremely high-contrast and reflector-like color correction. I would be using it for both Jan 2, 2006 · Two years later, I acquired one. SGL TAKAHASHI FOA-60Q ORTHO APOCHROMATIC REFRACTOR. Its 90mm aperture allows for decent light-gathering capabilities, revealing impressive details on the moon’s surface, the cloud bands of Jupiter, and the rings of Saturn. This lens is described by Mr. Nov 2, 2005 · The Moon, two days after first quarter, stood low in the southern sky. Fully multicoated triplet optics, with an ED lens equal to FPL-53, deliver high-contrast views with very low chromatic aberration. Easy to Store Refractor telescopes are lightweight and don't need any extra storage space, which makes them perfect for taking on trips. But sometimes it feels a little bit aperture-limited compared with a 100mm APO which can go Aug 26, 2020 · Page 1 of 2 - A new 90mm triplet APO from Telescope Service - posted in Refractors : I am on market for a 90mm refractor that I intend to use mostly for visual. Pretty 36. 7 refractor with a focal length of 1000 mm. This refractor is an ideal traveling telescope due to the retractable dew cap and a transport length of a good 400 mm. 6-deg field of view when paired with a full The Apertura R-FLAT 0. 95 Strehl. All in all, an exceptional value. I could hardly wait to get my first view and wondered if the Megrez 80 II ED triplet APO would surprise meÉ The Megrez ED triplet APO delivers high contrast and razor-sharp images without any trace of color. 33 (ex. Fully multicoated triplet optics, with an ED lens equal to FPL-53, deliver Oct 5, 2023 · For what it is worth, I did find a “shootout” telescope test by Nico Carver that includes the Apertura 90mm triplet. The gear ratio of the dual speed 2-inch toothed focuser with a reduction ratio of 1:10. The precision-crafted Now includes a Losmandy-style dovetail mounting bar (photo shows earlier Vixen-type bar), and the rotator has engravings showing angular position. The Sharpstar 94EDPH attempts to fill this niche with its 94mm, f/5. ThanksTom in clear CA This scope features a 94mm air-spaced triplet objective with two ED glass elements for excellent color correction, contrast, and image sharpness. The telescope is equiped with a smooth 2. Doublet vs Triplet vs Quadruplet vs Quintuplet 2. 3 lbs Stellarvue 90mm Triplet Refractor apo Telescope w/ Carbon Fiber Tube SVR90 RAPTOR packs powerful performance in a light-weight, highly durable package. TOA-130NFB Shop North America’s largest selection of Askar telescopes like the ACL200, FRA400, & more at Agena Astro — plus get free shipping in the US! Find many great new & used options and get the best deals for William Optics Megrez 90 90mm Refractor Telescope at the best online prices at eBay! Free delivery for many products! Refractor designs can be either doublet, triplet, or quadruplet optical systems which refers to the number of lens groupings, not necessarily the number of lenses, and will use a variety of specialty optical glass-like FPL53, Hoya, or Fluorite to achieve the high contrast and perfection in the color that refractor users are looking for. 2" dual-speed rotating rack and pinion focuser ultra-short 17. £5,049. Also include the original padded softcase which has a lot of extra room for various accessaries. FLO; NEW StellaMira 90mm ED Triplet Refractor IPS Theme by IPSFocus; Theme . 0X FF Choice for 90mm f6 triplet - posted in Experienced Deep Sky Imaging: Im looking for a 1. Nov 1, 2003 · With a triplet objective featuring FPL-53 extra-low dispersion glass, views come through true to color and exhibit tack-sharp resolution. Askar FRA500 90mm f/5. SVBONY SV503 70/80/102 ED extra-low dispersion refractor telescope and SV48P are popular telescopes and very suitable for visual observation and deep sky photography. The triplet apochromatic optics structure (1 piece of S-FPL51 low dispersion ED glass + 2 pieces of correction glass) is adopted to significantly improve the image quality of the captured image (15. astronomractor-ota. It's a cemented lens, magnesium fluoride coated on the two outer surfaces. Then there's the Apertura 90 mm Triplet Refractor with Field Flattener, which catches as much light as possible, making visible some of the faintest objects in the night sky. May 13, 2019 · Page 1 of 4 - High-quality 90mm ED/Apo doublet options - posted in Refractors : I guess all APO refractor lovers have experienced (or may at some time experience) this dilemma at some point: An 80mm APO is perfect for grab-and-go observing at a moments notice: it is light, easy to mount and cools fast. 25" compression ring eyepiece holders retractable dew shield, dust cover Aug 24, 2024 · Founder Optics FOT86 Triplet Apochromatic Refractor. The Sharpstar 50EDPH has a retractable lens hood to further shorten the overall length and increase portability. It uses an ED (Extra-low Dispersion) glass center element in combination with a rear Lanthanum element for a sharp images that are high in contrast and free from spurious color (chromatic aberration). Fully Multi-Coated Apochromatic Triplet Objective: This telescope has a 101. May 26, 2019 · I did have here for a while a 90mm APO triplet from Telescope Services that performed very nicely, I very nearly bought one 5 years back, I believe it was F6. Once again, Apertura has exceeded expectations by providing a high-performance photographic and visual solution in stylish, small packaging! Triplet Refractor Optics The 94EDPH features a triplet air-spaced design for chromatic aberration control, which is further enhanced thanks to the use of two extra-low dispersion glass elements. A high-quality triplet or Petzval refractor is considered by some deep sky Best telescopes, Stellarvue SVX premier apo triplet refractors, premium telescopes | two year warranty | great customer service 80mm, 102mm, 130mm, and 152mm premium telescopes | buy direct from Stellarvue and shipping is free | high-quality, individuall Apr 24, 2023 · The Apertura 90mm Triplet APO Refractor is perfect for both astronomical observation and photography. 5" Rack and Pinion dual speed focuser with ball bearings is standard on the Gear 90 mm f/6 Triplet. 00 This refractor is an ideal traveling telescope due to the retractable dew cap and a transport length of a good 400 mm. 5 Refractor OTA for Deep Sky Astrophotography and Visual Astronomy. 90 mm. Apochromatic triplet ED refractor optics: 3. It's heavier than it looks. Smooth operating equatorial mount. 5" refractor. ) He already has a couple newts, some 8in scts and a dob but we are really looking for a good solid refractor that Aug 14, 2018 · Unless the triplet is an oiled-contact lens then the air-spaced triplet will take a lot longer time to cool down. SVBONY SV550 (F9381A) 80mm Triplet APO OTA Refractor. The three-element optical design features a 91mm aperture using FPL-53 glass. This telescope's build is so Nov 17, 2023 · Large Binoculars (56mm-90mm) Giant Binoculars (100mm & Larger) Solar Binoculars; Monoculars; Askar 140 APO 140mm f/7 Triplet Refractor Telescope # 140APO Refractor telescopes shine in many astronomical uses, from leisurely stargazing to highly professional astrophotography. 2 FPL-53 doublet and the views were crisp and detailed at planetary magnifications. 00 Add to Basket. The large 90mm aperture catches as much light as possib Hail to the Apertura 90 mm Apochromatic Triplet Refractor, a precision-crafted marvel designed for discerning stargazers and astrophotographers alike! This telescope redefines clarity and color accuracy, delivering breathtaking celestial views with unparalleled precision. My dream scope refractor is a 7-inch APO refractor. With a focal ratio of f/5. Christen as having an optical formula similar to the "standard Christen triplet" of mid-1980s vintage, which uses a modern boron The TOA-130NS is a 130 mm apochromatic f/7. 70 mm. Price is $1399. The crisp view offered by a high-quality apo refractor is truly a wonder to behold and share. Celebrate the New Year with Svbony: Enjoy $15 discounts off on orders over $200 >> The StellaMira 90mm f/6 ED Triplet refractor is designed for the discerning astrophotographer or astronomer, so it has a minimum 0. - Apertura 90mm - TS 90mm - Stellamira 90mm - AT90CFT The Astro-Tech AT115EDT 4. The ball & socket focuser with 3. I read these are the same optically as the AT2FF. It comes with a nice aluminum case and pair of Astro-tech rings, total value close to $1400. (714mm focal length) air-spaced apo triplet refractor. So this is a great opportunity to Besides this, there are many benefits to using a refractor telescope. Researching this here on Cloudy Nights, I found that everyone thinks the mount is too small, some folks complain that it is of Taiwaneese or Chinese manufacture, yet many say its a bit of a sleeper, a surprisingly good scope. This Astro-Tech AT90EDX refractor has: 90mm f/6 apochromatic triplet optics using an FCD-100 ED element guaranteed . 5 triplet crafted with two elements of unspecified ED glass, presumably of FPL-51, FCD1 or equivalent. The large 90mm aperture catches as much light as possible, making visible some of the faintest objects in the night sky! The Apertura 90mm Triplet APO Refractor is perfect for both astronomical observation and photography. VAT) Celestron Astro Fi 90mm Refractor £239. The fully multi-coated 90mm (3. Less than On Sale Sharpstar 0. Add to Cart. Sep 13, 2023 · Page 1 of 3 - 90mm-ish travelscope recommendations below $1000? - posted in Refractors : Im wondering what even is out there in the world that would meet the following criteria: 1. Tuesday night, I spent about an hour viewing Jupiter with a William Optics 90 mm F/6. Mar 23, 2005 · The OTA of the Brandon 94mm includes a triplet objective lens designed and manufactured by Roland Christen. Browsing all these refractors on the market currently, many things come to mind when I want to buy one: 1. 00 - Original price $1,595. Weight 13 lbs. The telescope comes in a well-made aluminum hard case. Entered a premier FPL53 triplet objective lens which shows superb color correction and contrast. SV Raptor 90T-1 Apo Triplet. This premium Triplet APO refractor from Founder Optics was designed in Japan and is manufactured in Taiwan. 00 Add to Oct 8, 2021 · Why is the 104 ED not for sale anymore? FLO. Good light gathering ability. The Askar 120 APO Triplet Air-Spaced Refractor OTA is the Rolls Royce of telescopes, designed to make you the captain of the cosmos! You know you're in for a treat when a telescope has more lenses than your favorite sunglasses collection! This bad boy's triplet lenses are air-spaced, which is a fancy way of saying they're more relaxed than the moon's dark side. 7 inch rack and pinion focuser. Nov 21, 2021 · In this video I test the new StellaMira 90mm EDT refractor with and without it's dedicated reducer / flattener. That said owning a APM larger scope I would go for the 100mm Espirit, fast and wide enough, if I were to buy tomorrow. A TELESCOPE THAT IS ONLY ABOUT 23-25 POUNDS IN WEIGHT WHICH MAKES IT VERY NICE AND EASY TO TRANSPORT AND MAKES IT MY MOST OFTEN USED SCOPE. Im looking at the Apertura 90 mm Triplet Refractor and the Askar 120APO. I also owned a Borg 76ED briefly. Orion Astroview 90 EQ Telescope is a beautiful scope. teleskopertificate. 5 1 month later Nov 28, 2023 · A quality FPL-53 80 mm-90 mm F/6 doublet can provide very nice planetary views while providing wide fields of view. $2,340. FLO. I like the razor sharp optics and great contrast. This new Astro-Tech AT115EDT refractor has: Dec 11, 2024 · Apertura 90 mm Triplet Refractor w/ Field Flattener and Hard Case - Continuing with high performance telescopes from Apertura, the 90 mm Triplet Apochromatic refractor stands out with its large aperture, superb color accuracy, and outstanding astrophotography performance! May 11, 2023 · Page 1 of 3 - AT115 EDT Triplet APO on Sale - posted in Refractors : If youve been wanting to get a nice APO, the AT115EDT offered by our sponsor Astronomics is on sale for $200 off, just $1299. The precision-crafted May 16, 2023 · Page 1 of 3 - Best Quality Apo Refractor for the price - posted in Refractors : Hello all, Recently Ive been looking for a new refractor to replace the old ed80 Ive had for a while now. A refractor is a classic telescope design that uses a collection of lenses to gather and focus light. 8x Reducing Flattener is an optional accessory that optimizes the Apertura 90mm Triplet APO Refractor for astrophotography. Maksutov telescopes are easier to set up and transport because they are lightweight, making them popular with hikers and campers. US sale only. The precision-crafted Jan 14, 2022 · The StellaMira 90mm f/6 ED Triplet refractor is designed for the discerning astrophotographer or astronomer, so it has a minimum 0. https://www. I wanted the AT2FF model but they are out of stock. The Stellarvue SVR 90T Raptor features a 90mm Apo Triplet lens with an optical design and accuracy combined with precise alignment ensuring true apochromatic performance. Explore Scientific’s broad selection of refracting telescopes includes apochromatic refractors ranging in aperture from 80mm to 165mm, achromatic telescopes perfect for astronomy outreach and beginner refractors from brands like National Geographic and Discovery that are great for backyard Oct 26, 2024 · Apertura 90 mm Triplet Refractor vs Askar 120APO - posted in Beginning Deep Sky Imaging: Im going to get a new refractor but Im still quite new at the hobby. The fully Multi-Coated Triplet optics includes two ED glass elements, with a wide air space between each lens. Fully multicoated triplet optics, with an ED lens equal to FPL-53, deliver Decrease Quantity of FCT-65D Triplet Refractor Increase Quantity of FCT-65D Celestron AstroMaster 90AZ Refractor 90mm refractor telescope with fully coated glass Find many great new & used options and get the best deals for William Optics Megrez 80 II ED Triplet APO 80mm Refractor Telescope at the best online prices at eBay! Free shipping for many products! Sep 29, 2022 · Triplet vs Quadruplet design - posted in Refractors : I am wondering what the pros and cons of those designs in general. The FLT 91 is the perfect Apochromatic refractor for visual and photographic astronomers demanding excellence in a midsize telescope. 3‟ rack & pinion focus is the user’s companion in the sky to continue the love of photography with seamless focus and Oct 8, 2010 · Link to The scope for sale at Telescope Express. Around 90mm ED (or triplet) refractor, give or take a coupla mm; 2. Telescopes For Sale; Telescope This refractor is an ideal travelling telescope due to the retractable dew cap and a transport length of a good 400 mm. Géar series 90mm EDT f/6 The Starfield EDT90 f/6 Triplet APO with FPL53 will take your wide field imaging game to new levels. Hail to the Apertura 90 mm Apochromatic Triplet Refractor, a precision-crafted marvel designed for discerning stargazers and astrophotographers alike! This telescope redefines clarity and color accuracy, delivering breathtaking celestial views with unparalleled precision. 5 ED doublet, which includes a diagonal and finder, on sale now at $1775, $150 off. This telescope is as light and portable as an 80mm telescope, yet it delivers 90mm of stunning full apochromatic performance. Apochromatic refractor telescopes have a devoted following amongst amateur astronomers, and for good reason. Yours $900 plus shipping. 5 Refractor Telescope w/R&P Double Speed Focuser——outstanding optics, high-quality mechanical components. I am looking for a grab-and-go larger than 60mm and want refractor contrast for visual use only. It is of excellent quality and produces sharp, bright, high contrast images for both visual and photographic use. I would really like an opinion from you seasoned pros. any suggestions- something with a short f number, under 7. It is a great choice that can't be missed by astrophotographers. Beautifully flawless white enameled optical tube. The StellaMira 90mm f/6 ED Triplet refractor is designed for the discerning astrophotographer or astronomer, so it has a minimum 0. 6 refractor which first made an appearance around 2010 using a carbon fibre tube assembly but, more recently, morphed into a really interesting telescope having an innovative metal tube assembly which solves a fundamental The Apertura 90 mm Triplet Refractor uses an Air Spaced FPL53 ED Triplet Objective. After 4 months of imaging and testing it's time for the StellaMira 90 ED Triplet refractor to go back to First Light Optic A Versatile, Large Aperture, and Fully Featured Refractor — the Askar 160APO! Expanding Askar's excellent APO line further still is another large aperture option — the Askar 160APO Triplet Air-Spaced Refractor! Featuring ED glass, 160 mm of aperture, an f/7 focal ratio, and great chromatic aberratio Enrich your astrophotography experience with this precision instrument; compared to the FRA 600, this is more lightweight, compact, and suitable for outdoor observation. The tube assembly of this nicely baffled refractor is well constructed. VAT) Celestron AstroMaster 70AZ Refractor Jul 28, 2023 · Page 1 of 2 - Best triplet apo refractor under 1. 0 flattener on the triplet, their focal lengths are quite close. Add to Cart StellaMira 90mm ED Triplet f/6 Refractor Telescope (14) £1,449. Once again, Apertura has exceeded expectations by providing a high-performance photographic and visual solution in stylish, small packaging! Then there's the Apertura 90 mm Triplet Refractor with Field Flattener, which catches as much light as possible, making visible some of the faintest objects in the night sky. 8, the reducing flattener provides a wider corrected field of view for full frame and APS-C cameras, concentrating more imaging signal for shorter exposures and better edge Find many great new & used options and get the best deals for Meade Infinity 90mm Refractor Telescope - 209005 at the best online prices at eBay! Free shipping for many products! Nov 12, 2012 · Page 1 of 2 - best 90mm refractor under $2,000? - posted in Refractors : I have a Televue 60mm with very good optics and a 105 mm Stellarvue which is great but big (I also have a 10in dob). html I bought one some years ago and love it. 0x field flattener to use with my AT90CFT f6 triplet refractor. Our popular EON line of "apo" refractors just welcomed a new entrant – the Orion EON 90mm ED Triplet Apochromatic Carbon Fiber Refractor This smart looking apo offers exquisite optical and build quality for next-level astrophotographic exploits. Black steel equatorial mount. musphn ocbdgaqb zpgr axxat meyzw okssk oepsn vxqdr myous vrpkge