Add to Wish List. I have since added another 1. Here is my imaging train: William Optics Fluorostar 91 FPL53 Triplet APO Refractor William Optics FLAT6AIII x0. New William Optics Flattener 68III . Out of stock. Help with focusing on a new setup - posted in Experienced Deep Sky Imaging: Hello! I just received a new William Optics telescope and tried it for the first time. The three-element optical design features a 91mm aperture using FPL-53 glass. 00. This is a top of line material used in only the finest refractor telescopes. Related Products. 0. Zenithstar 81 APO Brand New 2019 Super ZenithStar 81 F6. As low as $171. EQ Mount & Telescope Package. Review. As low as $4,378. Focal ratio is f/5. 3" Rack & Pinion Focuser Astronomers desirous of superb visual and photographic intermediate. This is a NEW listing. Sale Regular price $1,998. A patented light weight Bahtinov mask is included to provide assistance in focusing, or you can remove it. 9, 132mm at f/7, and 156mm at f/7. 9 Focal Ratio. 5" Focuser) Nickname. William Optics. Write a Review. 00 Add to Basket. With the proper T-Mount and T-ring, users will have a functional imaging setup!William Optics Fluorostar 91 APO天文望遠鏡(紅色)《預定款 無現貨》 全店，全單滿3000元免運 指定分類，清潔保養服務 望遠鏡滿2萬元享保固內一年兩次，未滿則保固內一年一次William Optics Fluorostar 91 with 3. The three-element optical design features a 91mm aperture using FPL-53 glass. Details. $28. Out of stock. Quick View. The Fluorostar line includes 91, 120, 132 and 156 mm diameter refractors which are. 291bs / 5. Despite being only a little longer, that diameter and extra glass means this is much heavier than my Z73. I was also lucky enough to find the 0. orderinfo@telescopes. Add to Cart. Check items to add to the cart or select all. the content will be. You're reviewing: 【Refurbished】Fluorostar 91 APO-Space Grey. Add to Cart. William Optics Fluorostar 91 Apochromat. Submit Review. 8 triplet on its website. Add to wishlist / Add to compare / Print Related products. 5mm spacer, but got elongated stars in the four. William Optics. search; Login ; 3D Models; Community. Related Products. was founded in Taiwann for the purpose of making astronomical telescopes for use by the more demanding amateur astronomer and birder. 95+ Strehl Ratio. 8x (£139 from FLO). Summary. New Fluorostar 132 (Innovative Bahtinov Mask Cover (Patented) included) As low as $4,378. William Optics. William Optics ZWO / ASI Vaonis. 91mm Aperture. Quick view Choose Options. William Optics Fluorostar 91. 00. $558. The ZWO EAF will definitely fit on the coarse focus knob on left side. Add to Cart. William Optics Fluorostar FLT 91 Apochromatic Refractor - Checked & Tuned (3) £1,989. Both about the same price. This telescope is a beast in size and weight. +. 00. It is similar to the Gran Turismo series, but at present it comes in only a single aperture (132mm) and focal ratio (f/7). Wish. 00 Color Add to. Add to Cart. The William Optics TMB 110mm triplet lens refractor is a very well made telescope. The William Optics FLT156 APO. A quick review of the iStar Phantom FCL 140-6. Add to Cart. – Telescope Aperture: 6. Ken Bates. 9. The reducers always look. Identical to the standard FLAT6AIII optically but with an additional adapter to fit the FLT 91 telescope. Add to Cart. 9. 0 reviews . 3" R&P Focuser Color Red Space grey Lens MaterialView full description Download Manual 1 year warrantyWe would like to show you a description here but the site won’t allow us. 9 APO Refractor features a three element triplet design and uses FPL-53 glass. 00 2021 NEW Release: William Optics Zenithstar 73-III f/5. 5 and a focal length of 780mm. 5” Linear Power Focuser again with the Excellent 1:10 fine focuser. 00 ₹ 369,310. The three-element optical design features a 91mm aperture using FPL-53 glass that delivers high contrast colour-free images and an impressive 0. 00. $691. Add to Cart. Ex Demo Ex-demo. Wish List Compare. $ 1,998. 5″ DTT, and Brake. $378. Refactor Telescope: William Optics FLT120. I was just about to buy myself the FL91 , and this discussion here gave me a pause. William Optics Fluorostar 91 APO - Gold. Fluorostar series; Gran Turismo series New; ZenithStar series; Guider series New; Finder series; Binoculars; Eye Pieces. 9. An Apochromatic triplet refractor for visual astronomers and astrophotographers who want very high performance from a midsize telescope. High-quality Soft Case. Used for product review. Home / William Optics / Fluorostar 91 APO. Fluorostar 91 APO Triplet Refractor. William Optics From the RedCat to the ZenithStar series and beyond, you'll find amazing optical quality and awesome fit and finish when you shop William Optics telescopes at OPT. 00. Gran Turismo 71 APO. Submit Review. About Us Policies Reviews How To. 00. 5 refractors. 9: 540: Triplet: 3. William Optics Fluorostar 91 APO - Red. . WILLIAM OPTICS FLT 110 APO f/7. P-FLAT6AIII-M92. New for 2021 - William Optics Fluorostar / FLT 91. 8 focal reducer, which brings the FLT 91 to a focal length of 432 mm at f/4. Mounting Rings;William Optics Fluorostar FLT 91 Apochromatic Refractor - Checked & Tuned (3) £1,989. Add your. Looking to put a Moonlight Nitecrawler on. With the proper T-Mount and T-ring, users will have a functional imaging setup!See some independent Video reviews of the F. FLT 91 triplet lens f/5. Gran Turismo 81 IV. To ensure the FLT91 Fluorostar is functional with a wide range of equipment, William Optics has designed it to be compatible Canon EF and RF, Nikon F and Z, Sony E, Pentax K, Micro 4/3, and Fuji X T-Mounts. 9; Focuser: Dual-Speed 3. Write Your Own Review. The new William Optics Fluorostar FLT 120 is a three element air-spaced apochromatic refractor with a focal ratio of f/6. Related Products. Add to Cart. $275. 5%. With a focal length of 478mm, this f/5. 75. William Optics Zenithstar 81 in classifieds today - posted in Refractors : Hello, this is a question regarding a WO Z81 currently posted in the classifieds. Page 5 of 23 - WO Fluorostar 91 - new scope - posted in Refractors : I have the Flat6AIII on my GT71, M63 focuser thread, and the 68III on my FLT 132, M92 focuser thread. 00. Our Price: $4,378. WO FLT91 and Moonlite Focuser - posted in Refractors : Yeah, yeah! Go ahead and blame me for the beautiful weather. Average Rating (3 Reviews): Rating (max 5): I bought the William Optics Fluorostar FLT 91 Apochromatic Refractor recently (March 2022) along with the William Optics Adjustable Flat6A III 0. The three-element optical design features a 91mm aperture using FPL-53 glass that delivers high contrast colour-free images and an impressive 0. To see how to install the Flat6Aiii including the correct back focus go to the following link:new William Optics Fluorostar FLT 91 is a three element air-spaced apochromatic refractor with a focal ratio of f/5. x0. The three-element optical design features a 91mm aperture using FPL-53 glass. Released just a few years ago, the RedCat 51 took the astrophotography world by storm and continues to be one of the most frequently recommended widefield imaging telescopes for any level of experience. Add to Cart. The STM coatings and superb quality provide excellent optical performance and unmatched value. related to the William Optics FLT120 telescope in one place. Customer reviews. This includes things like the lens cell. Wish List Compare. This Fluorostar 156 APO OTA can also be used with an interchangable camera mounting system, with various T-mounts for cameras (not included). Fluorostar series (FLT) represents William Optics’ top of the line apochromatic designed for astrophotography. 9 Triplet!!! Totally lucked out and found one in stock at one of the Telescope sites. New Fluorostar 132 (Innovative Bahtinov Mask Cover (Patented) included) $4,378. Wish List Compare. William Optics Fluorostar 91 apochromatic refractor. New for 2021 - William Optics Fluorostar / FLT 91. This was my first time imaging or processing SH2-91, it was a fun project and a good learning opportunity. Write a Review. $1,998. Both set ups look attractive and suitable to my needs. Holidays. View full description Download Manual 1 year warrantyThe FLT 91 is the perfect Apochromatic refractor for visual and photographic astronomers demanding excellence in a midsize telescope. -6. Add to Cart. Overview of William Optics Telescopes 3. 00. 9 Triplet Apo Refractor with Carry Case. The FRA500 has the built in flattener and no back focus issues. 9 Triplet Apo Refractor with Carry Case - Gold # T-FLT-91GD-RP33 William Optics FLT 91 Fluorostar 91mm f/5. Add to Cart. Maybe its just me but I feel like this is too close to the 81mm GT. . Customer reviews. rotatable. I have a gold William Optics FLT 91 with the x0. This revolutionary new WO FF68III Adjustable Flattener was made for 6 -7. Page 1 of 2 - My Fluorostar 91 has arrived - posted in Refractors : My Fluorostar 91 (FLT 91) just arrived. Toll-Free: +1-800-504-5897 Help Center Check Order Status. → Equipment Discussions. 8 Field. The three-element optical design features a 91mm aperture using FPL-53 glass. 0 Flattener Adapter + $49. William Optics RedCat / SpaceCat Single Mounting Ring - Black. 7" R & P Focuser. William Optics. 00 Add to Basket. FLAT6AIII special edition for Fluorostar 91 . Regular price $1,499. The scope was delivered in a box with the case and scope inside. Discussions - Scopes / Whole setups; Browse. The price difference is about 2k (Euros). As some know - I am currently looking for a nice refractor (now to sit beside my. The doublet objective uses FPL53 glass (Image 1. 78%. Fully multi-coated to provide bright and flat field across 97% of full-frame sensors. William Optics Fluorostar 132 - Space Grey. Check items to add to the cart or select all. From what I can understand/translate, it seems that (aside from the objective diameter), the Takahashi TOA-130 feels bigger. Guide. 00. Wish List Compare. EUR; GBP; Need Help? +62 812 7806 1789; About Us; Order Tracking; Contact UsWO Megrez 110: First light & Megrez 90 Comparison - posted in Refractors : Tonight was my second night out with my recently acquired 110mm ED doublet refractor. William Optics Fluorostar 91 Triplet APO Refractor Technical Specifications. RedCat 51 II APO 250mm f/4. Rigging a William Optics Red Cat 51 Red Cat 71 Review by AstroBackyard Red Cat 61 First Look by AstroBackyard Shopping. This is a 132mm (925mm) f7 air spaced triplet using FPL53 glass. High-Quality Refractor Telescopes, Binoculars, Eyepieces, Diagonals and other Optical Accessories. $691. – Telescope Focal Length: 1217 mm. Diameter: 51mm Focal Length: 250mm Focal Ratio: f/4. Just ordered a Space Gray William Optics FLT 91 Fluoro Star 91mm f/5. Out of stock. When you report abuse on some content on AstroBin, the content will be hidden until a moderator reviews it. It is my understanding the William Optics has never sold a true Fluorite scope. M54 x 0. You're reviewing:New Fluorostar 132 (Innovative Bahtinov Mask Cover (Patented) included) Nickname. Celestron. William Optics Fluorostar 91 APO - Gold. William Optics Fluorostar 132 - Red. Description. buy DETAILS. Feather Touch® 3. This William Optics field flattener is designed specifically to work with the FLT 91 APO refractor. Add to Cart. Write Your Own Review. 00. Comment. Share. The Esprit seems to be bullet proof (almost) but the Fluorostar has had some reports of poor focuser construction. William Optics Fluorostar Series /. 80mm f/6 William Optics Megrez Triplet Fluorite new in 2004. 5 ED optics, the FLT120 will appeal to the discerning astrophotographer and Visual Observer. (WxHxD) 99cm x 34cm x 30cm. The three-element optical design features a 91mm aperture using FPL-53 glass. Related Products. William Optics Fluorostar 91 / FLT91 / New scope and flattener/reducer; New scope and flattener/reducer. APO triplet optics made with Ohara glass. 1 81bs / 4. 00. 5 WO 110mm triplet OTA, a first class aluminum case for the above scope, a set of white 115mm tube rings (power coated white, these are MUCH nicer than the Parallax 1 William Optics FLT-110 Aperture - 110mm Focal Length - 715mm Focal Ratio – f6. I have since added another 1. 8 Field Flattener for Fluorostar 91. Write Your Own Review. Glass is the same, but you can pay extra for the report on the WO. The APO optics of the Flat6AIII flattener are made with Ohara glass and are fully multi-coated to provide good illumination and a beautifully flat field across 97% of full frame sensors. 8. Wish List Compare. Z. 9 Triplet!!! Totally lucked out and found one in stock at one of the Telescope sites. Press Here to Download a free Adobe Acrobat Reader. The STM-coatings and superb quality provide excellent optical performance and unmatched value. The new ones do not contain fluorite elements and I don’t know that older models ever did. 5 APO Triplet Refractor - Red. Cameras: ZWO ASI 2600mm Pro and ZWO ASI 120mm-mini. – Refractor Design: Apochromat (APO) – Number of Refractor Elements: 3. hopefully in a couple hours i can try it out Do the test for us, put the mask, and. : 69900. Wish ListCompare. My first light with the FLT91! Processing is still a challenge, but here is my FIRST narrowband image nonetheless! (I need more O3 and S2 for sure) Stay tune. FLT-132 is equipped with the heavy duty. 00 New;William Optics is in Taiwan. x0. $1,598. 77 degrees (see scope mounted, Version B). 3 inch dual speed focuser. 00. You really want a fine focuser as focusing a camera without one can be tricky. Refractor Telescope, Astrophotography, Telescopes. 75 Flattener Adapter + $49. Vixen-Style 8 inch Dovetail Plate – Red. Some of William Optics’ most well-known telescopes include: William Optics RedCat 51; William Optics RedCat. STAR 91 Ml 21 SPECIFICATION M92 M92 M83 Focal Length : 540mm Diameter : 91 mm Aperture : f/ 5. The dew shield is retractable and slides firmly but smoothly up and down the body of the scope. See shipping. Add to Cart. When fully dressed with dovetail, diagonal, and RDF finder, the scope weighs 26#. 25" WA 1. 360 deg. x0. It is not Fluorite, it's Fluorocrown" which should be FPL-53 and not FPL-51. Fluostar series (FLT) represents William Optics' top of the line apochromatic designed for astrophotography. Scope is claimed to be near perfect and comes with WO case and carry handle. I have question for any owners of this scope who may have a Moonlite focuser installed on it. 0 mm in spacers and still the same problem. Out of stock. 7. Check items to add to the cart or select all. +Soft Carrying Case. $5,668. 8 focal reducer, which brings the FLT 91 to a focal length of 432 mm at f/4. High-Quality Refractor Telescopes, Binoculars, Eyepieces, Diagonals and other Optical Accessories. Cloudy Nights. Cameras: ZWO ASI 6200mm Pro (Full Frame) and ZWO ASI 120mm-mini. High-Quality Refractor Telescopes, Binoculars, Eyepieces, Diagonals and other Optical Accessories. 2y. This William Optics 2" Field Flattener & Reducer has been designed to optimize the flat-field imaging performance of William Optics GT71, GT81, Z81 & Z103 refractors. 9 Apo Refractor - 20th Anniversary Edit Very nice scope, looks fantastic and works perfectly. PHONE (562) 215-4473. Add to Cart. AstroMichael. Write a Review. Confusing, I know, but that is marketing for you. 1 Review . Review. 9 and reduces to f/4. New for 2021 - William Optics Fluorostar / FLT 91. Add to Cart. Description. William Optics Fluorostar 91 Imaging Cameras ZWO ASI2600MC Pro Mounts iOptron CEM40 Accessories ZWO OAG · ZWO ASIAir Pro · William Optics Flat6AIII Software. - Features a top-quality triplet f/7 air-spaced objective. Used for product review. A few days later I purchased a WO 1. 8 Reducer Flattener 7A . 5-Inch Focuser attached. The William Optics FluoroStar 156 imaging/visual APO Series FLT 156 mm (6. High-Quality Refractor Telescopes, Binoculars, Eyepieces, Diagonals and other Optical Accessories. 00 Sale. Full manufacturers warranty. 00. The STM coatings and superb quality provide excellent optical performance and unmatched value. ♦ three-element optical design using FPL53 glass. . FMC triplet APO design. Astrofotografie in optima forma. Contiguous US Customers: All items we sell ship for free within the Contiguous US. 00 (saving £198. Features of the William Optics Adjustable Field Flattener. Shop William Optics FluoroStar 110 mm ED Triplet f/7 APO Refractor Telescope | Be The First To Review William Optics FluoroStar 110 mm ED Triplet f/7 APO Refractor Telescope + Free Shipping over $49. Lens Type Apochromatic Triplet Prime Lens Focal Length 540mm Diameter 91mm Aperture f/5. P08 Crafting the Earth's Finest Astronomical Instruments o o o Usage The Fluorostar 110 is designed to work with both 1 1/4 inch and 2 inch diameter eyepieces in various focal lengths, for both daytime and nighttime viewing. 0 mm in spacers and still the same problem. English en. Fluorostar 91 APO Triplet Refractor. Refractors: 101mm f/5. 5x TV Powermate - posted in Beginning Deep Sky Imaging: I have heard William Optics FLT 91 Fluorostar is one of the best optic refractors of its league. One William Optics Fluorostar FLT 91 Apochromatic Refractor - Checked & Tuned Gold. Both about the same price. A patented light weight Bahtinov mask is included to provide assistance in focusing, or you can remove it. 14-inch) Aperture f/7. 99x600" Oiii 65x600" Ha 12x120" R 12x120" G 12x120" B Bortle scale: 6 Telescope: William Optics Fluorostar 132 Flattener: William Optics Flat 68III Camera: QHY600M OAG: QHY OAG-M Add to Cart. Edited by e34stx, 13 April 2021 - 04:46 AM. New 3. William Optics. More Information. T-FLT-91-red-Refurbished. The William Optics FLT 91 is the perfect apochromatic refractor for visual and photographic astronomers demanding excellence in a midsize telescope. The William Optics FluoroStar 120 Refractor is an air-spaced triplet APO. 30 Add to cart; WO Cellphone Holder Telescope Adapter for any type of smartphones!!! Read moreUsed for product review. Log In; Register; Order Status; Order History;M42, William Optics FLT120. 3" Rack & Pinion Focuser - Specify. Main Equipment, not all are listed here. ♦ 91 mm aperture, 540 mm focal length. New Fluorostar 156 (With Feather Touch 3. An index has been included which includes links to the direct post for each topic in question. The 3. 03. Follow us: Join our mailing list: Signup. 48mm T mount for Pentax K - Black. WO FLT91 and Moonlite Focuser - posted in Refractors : Yeah, yeah! Go ahead and blame me for the beautiful weather. The three-element optical design features a 91mm aperture using FPL-53 glass that delivers high contrast colour-free images and an impressive 0. 5 APO Telescope features a three element FPL53 multi-coated lens and offers an excellent contrast and aberration correction. 00 £399. Write Your Own Review. The FRA is also a natural f/5. Add to Wish List. Buy another brand of. Case Dimensions. Fluorostar 91 William Optics. WANT! 2y. Cyclops Optics provides exclusively FREE screw smoothing service to all William Optics telescopes. 5; Explore Scientific, 16 inch / F 4. Note：End of 2" barrel has 48mm threads. Designed by a leading designer with FPL-53 glass. The flattener can be securely screwed on to the drawtube. William Optics Flat6AIII 0. Stellarvue and Feather Touch, here I come. Wish List Compare. 00. Page 8 of 23 - WO Fluorostar 91 - new scope - posted in Refractors : thanks, i thought so, but in the back of my mind i thought it was designed to be at a certain point. Those look so nice. The three-element optical design features a 91mm aperture using FPL-53 glass. Fluorostar 91. Out of stock. Here are some recent threads on this telescope:The William Optics FluoroStar 120 Refractor is an air-spaced triplet APO. 9. The three-element optical design features a 91mm aperture using FPL-53 glass. Add to Cart. " alt="" /> .