I hope this helps. Utilizing FPL-53 synthetic fluorite glass with STM coatings, this telescope provides excellent aberration correction and amazing optical performance. Lens Type Apochromatic Triplet Prime Lens Focal Length 540mm Diameter 91mm Aperture f/5. 3" dual speed rack & pinion focuser is smooth,. Name: William Optics Fluorostar 120 (FLT 120) Price: $3298. 00. 00. 3" RP: Yes: Fluorostar 120: 120: f/6. 540mm Focal Length. - William Optics Fluorostar Triplet ED Refractors. 8 TRIPLET APO OTA . Features of William Optics FluoroStar 110 mm ED Triplet f/7 APO Refractor Telescope: Another improvement on your most loved 110mm: NEW TMB designed air-spaced APO lens! This scope is ultimately designed for astronomers who wants the best results in photographic/CCD work. Add to Wish List. English en. 8 Reducer Flattener 7A . Write a Review. 00. William Optics Fluorostar 91 FPL53 Triplet APO Refractor with 3. Mount for ZWO EAF (electronic auto focuser) onto WIlliam Optics Fluorostar 91 . The three-element optical design features a 91mm aperture using FPL-53 glass. 5 Triplet Apo Refractor with Carry Case - Available in 3 Colors. As some know - I am currently looking for a nice refractor (now to sit beside my 150PDS as opposed to replacing it) and will be used primarily for imaging like the 150. This high-quality flattener has been engineered and CNC machined for usage with our FLT 98, 110, 120, 132, GT102 and other APO refractors. 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. High-Quality Refractor Telescopes, Binoculars, Eyepieces, Diagonals and other Optical Accessories. I am very happy with my WO FLT 132 and I think that the WO focuser is a extremely good unit. Lens Type Apochromatic Triplet Prime Lens Focal Length 540mm Diameter 91mm Aperture f/5. $2,697. William Optics GT102 102mm f/6. Whereas the WO 91 is a natural f/5. Ex Demo Ex-demo. 95+. William Optics FLAT6AIII special edition Flattener for Fluorostar 91. 3″ Rack & Pinion Focuser ($2000) This is a good example of an APO refractor that is designed and packaged primarily for the Astrophotography market. 00 Add to Cart. Add to Cart. I found a great deal on a used William Optic Fluorostar 91 APO with the. 8. 00. S. $558. 0. William Optics Fluorostar 91 Imaging Cameras ZWO ASI2600MC Pro Mounts iOptron CEM40 Accessories ZWO OAG · ZWO ASIAir Pro · William Optics Flat6AIII Software. Open box. Remove the eyepiece, diagonal, and any accessories, and store them separately in a dry and cool place. 00. Write a Review. Unit price / per . Add to Cart. The flattener can be securely screwed on to the focuser. Refactor Telescope: William Optics FLT120. Out of stock. Precision optics with STM coatings. 00 Add to Basket. Dielectric Coating Diagonals; Erecting Prisms; Accessories. 9 and a focal length of 540mm. I also received the WO FLAT 6A III x0. Rated 0 out of 5 $ 1,998. An Apochromatic triplet refractor for visual astronomers and astrophotographers who want very high performance from a midsize telescope. Wish List Compare. 3" R&P Focuser Color Red Space grey Lens MaterialHello everyone!In this video I will be going over the William Optics FLT91. 14-inch) Aperture f/7. Wish List Compare. 00). This accessory is a must-have for refractor astrophotography. All New WO x0. Submit Review. 5 stars based on 1 reviews William Optics. 55 AstroPhysics Starfire new in 1989. Quick View. High-Quality Refractor Telescopes, Binoculars, Eyepieces, Diagonals and other Optical Accessories. 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. 5 Objective – TEC Oil Spaced TripletLong-winded nothing to do because it's raining version: Just to recap, the GT-81 is a triplet air spaced APO with Ohara FPL-53 low dispersion glass costing £725 from FLO. The FRA is also a natural f/5. More Info . Because the Fluorostar 110 is wellSpecial Edition FLAT6AIII Adjustable Reducer / Flattener for William Optics Fluorostar FLT 91 Telescopes. Wish List Compare. Fluorostar 120. $293. De STM-coatings en uitstekende kwaliteit zorgen. 00. The scope was delivered in a box with the case and scope inside. 1. It is ideal for astrophotography. New 3. Contiguous US Customers: All items we sell ship for free within the Contiguous US. William Optics. The deep-sky imaging performance of that little APO is what. 0 mm in spacers and still the same problem. 3" Rack & Pinion Focuser - Gold Version With a 3-element triplet design and FPL-53 glass, this William Optics 91 mm f/5. 9 Triplet!!! Totally lucked out and found one in stock at one of the Telescope sites. After lots of research into refractors I have narrowed down to Willam Optics and mostly leaning towards getting a Zenithstar 81 APO. RedCat 51 II APO 250mm f/4. I have the Redcat 51 and loved the quality. William Optics Fluorostar 91 apochromatic refractor. You have to take out a screw on the bottom of the focuser to get to the 2 set screws holding the knob on and then remove knob. Attaches directly to telescopes with an M63 thread on the end of the focuser. 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. I can only say that Esprit owners seem well satisfied and and the same is true of Willams Optics scope owners. All New WO x0. 9 imaging APO!!!Innovative Bahtinov Mask CoverWilliam Optics FLT110mm f7 TMB designed triplet and matching field flattener. (WxHxD) 99cm x 34cm x 30cm. Then we move onto the new rotatable designed 2. Can I use a 2. - This scope is extremely sharp and has great color correction, even better than the previous design. Telescope: William Optics FLT 120 (780mm at F/6. 03 Add to cart; Sale! New Cat Series Saddle Handle Bar ₹ 5,310. +. As some know - I am currently looking for a nice refractor (now to sit beside my. RedCat 61 WIFD APO 300mm f/4. The William Optics FluoroStar 120 Refractor is an air-spaced triplet APO. Add to Cart. Case Dimensions. 00 Add to Basket. William Optics. More Information; Specification: Reviews. New William Optics Flattener 68III . “Zach, thanks again!”I had the. $656. Whereas the WO 91 is a natural f/5. Add to Cart. – Telescope Aperture: 6. Summary. About WO. 9. Fluorostar Series 1 Product; CAT Series 4 Products; Video Demonstration. New for 2021 - William Optics Fluorostar / FLT 91. $6,049. Decrease Quantity of William Optics Fluorostar 91 APO - Gold − Increase Quantity of William Optics Fluorostar 91 APO - Gold + Adding to cart… The item has been added. 72 Reducer Flattener 8. Lens Type: Apochromatic Triplet Prime Lens; Focal Length: 540 mm; Aperture: 91 mm; Focal Ratio: f/5. The triplet uses Ohara ultra low dispersion FPL53. Be the first to Write a Review for this item! FAQ Please fill in the form below to ask a question. 00. This very elegant 2" reducer/field flattener has been designed to optimize the flat-f. Page 1 of 2 - My Fluorostar 91 has arrived - posted in Refractors : My Fluorostar 91 (FLT 91) just arrived. first night with scope. Add to Cart. QC issues described here are something that one would not expect from such established producer. 6 and can be reduced with a reducer to f/3. (No reviews yet) Write a Review. SWAN 2" SWAN 1. 5 - posted in Refractors : Looking for information on visual use for planets, lunar and deep sky. Of these 3, my choice would be the Esprit 120. 5” Linear Power Focuser again with the Excellent 1:10 fine focuser. The William Optics Fluorostar 91 is the perfect Apochromatic refractor for visual and photographic astronomers demanding excellence in a midsize telescope. Wish List Compare. 00. 0 Items - $0. Agena Website Offer. Fluorostar 120. The STM coatings and superb quality provide excellent optical performance and unmatched value. Write Your Own Review. Wish List Compare. Im excited. William Optics. 【DEMO】Binoviewer Complete Package. $ 1,998. William Optics offers another model of apochromatic triplet refractor, the Fluorostar. orderinfo@telescopes. Below is a photo of what every astronomer needs in their observatory. $691. View full description. Gran Turismo 71 APO. Quick view Choose Options. 3" Rack & Pinion Focuser - Specify Color Home / William Optics Fluorostar 91 with 3. Reviews (0) Be the first to Write a Review for. 5 and a focal length of 780mm. It is suitable for thSpecial Edition FLAT6AIII Adjustable Reducer / Flattener for William Optics Fluorostar FLT 91 Telescopes. Creating an account has many benefits: See order and shipping status; Track order history; Check out fasterThe new William Optics Fluorostar FLT 120 is a three element air-spaced apochromatic refractor with a focal ratio of f/6. 0 out of 5 stars based on 1 product rating (1) $2,849. FLAT6AIII special edition for Fluorostar 91. Summary. 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. Cant imagine the 6AIII on the FLT132 with a M92-M63 adapter. 575kg (OTA withThe William Optics line of refractors offers high quality optics and fast focal ratios in a lightweight, portable telescope. Lens Type Apochromatic Triplet Prime Lens Focal Length 540mm Diameter 91mm Aperture f/5. related to the William Optics FLT120 telescope in one place. The William Optics FLT 91 is the perfect apochromatic refractor for visual and photographic astronomers demanding excellence in a midsize telescope. M63 - Sunflower Galaxy, imaged with the William Optics FLT 156 - posted in Experienced Deep Sky Imaging: For this project, a very demanding project, my first time posting here, I got my hands on the biggest refractor William Optics produce, Fluorostar 156. 00. -6. William Optics. Celestron. Customer reviews. $275. Made with CNC anodizing. William Optics is a Taiwanese telescope and accessories company founded in 1996 by amateur astronomer William Yang. All Instruction Manuals for William Optics products are available for online viewing or download as PDF files. As low as $171. FLT 91 triplet lens f/5. Add to Cart. 9 FLT Apochromatic Refractor is just the excellent midsized visual and photographic instrument sought by discerning. 2) Camera: ZWO ASI 2600mc Pro. The STM-coatings and superb quality provide excellent optical performance andProduct Description. Here is a slim down of that post. The three-element optical design features a 91mm aperture using FPL-53 glass. New for 2021 - William Optics Fluorostar / FLT 91. Rigging a William Optics Red Cat 51 Red Cat 71 Review by AstroBackyard Red Cat 61 First Look by AstroBackyard Shopping. 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. Warning, the EAF and focuser shaft will. Summary. Sort By. The STM coatings and superb quality provide excellent optical performance and unmatched value. Precision optics with STM coatings. 9. This flattener contains a 63 mm opening on one end that threads into the telescope, and an M48x0. f/5. Contact Information. 00. 4mm. $8,898. View full description Download Manual 1 year warranty The FRA500 is slightly lighter and slightly smaller in length. William Optics Fluorostar 91; ZWO EAF; ZWO EAF to FLT91 key information. Astronomers desirous of superb visual and photographic intermediate sized refractor performance will much appreciate the William Optics 91 mm f/5. Add to Cart. 00. 00. ZWO. #101, Woodland Hills, CA 91364. Celestron PowerSeeker 127EQ; North Star Equatorial Platform; iOptron HAZ-46 Alt Azi Mount Review; Brandon Vernonscope 94mmF7 APO first impressions. ZenithStar 110 WILLIAM OPTICS USA Crafting the Earth's Finest Astronomical Instruments CONTACT US WILLIAM OPTICS USA Toll Free: +1-866-918-6888 (For USA only) Tel: +1-714-898-7989 Fax: +1-714-892-6067 web: e-mail: wo@william-optics. The store will not work correctly in the case when cookies are disabled. Nickname. Add to Cart. William Optics Fluorostar 91 APO - Gold. 1. 1) William Optics Fluorostar + CEM70G. William Optics Mortar三脚用赤道儀接続アダプター タカハシ90S（EM100）用. 5 and a focal length of 780mm. Another great choice would be the Stellarvue SVX-130T, but it is ~2x the price of the Esprit. New for 2021 - William Optics Fluorostar / FLT 91 An Apochromatic triplet refractor for visual astronomers and astrophotographers who want very high performance from a midsize telescope. William Optics GT153 Triplet APO. * Your Name. (No reviews yet) Write a Review Related Products; Quick view Choose Options. High-Quality Refractor Telescopes, Binoculars, Eyepieces, Diagonals and other Optical Accessories. William Optics FLT 120 - flattener setup - posted in Refractors : hello, I finally got my first real telescope, a William Optics FLT 120 with the P-FLAT68-iii flattener. Wish List Compare. William Optics. 【Refurbished】【Like NEW】 CAT71-White Limited edition APO 350mm f/4. William Optics FLT Fluorostar 120 f/6. William Optics Fluorostar FLT 91 Apochromatic Refractor - Checked & Tuned (3) £1,989. Add your. Out of stock. The FLT 91 is the perfect apochromatic refractor for visual and photographic astronomers demanding excellence in a midsize telescope. See shipping choices & costs. 30 Add to cart; Sale! Fluorostar 91 APO ₹ 203,103. The ultra-smooth, heavy-duty 3. 9 Focuser Dual Speed 3. A case is available from WO at $500, but I purchased a custom case from Case Club for just over $300. William Optics Zenithstar 81 in classifieds today - posted in Refractors : Hello, this is a question regarding a WO Z81 currently posted in the classifieds. The William Optics TMB 110mm triplet lens refractor is a very well made telescope. Ken Bates. Adapter. Details and Features William Optics' newly designed handlebar, made with anodizing by CNC, gives a nice, strong looking feel to this scope. 9 APO Red Triplet Refractor w/ 3. Camera Angle Rotator for 2. New Fluorostar 156 (Innovative Bahtinov Mask Cover (Patented) included). Product Details. 5" Linear Power focuser: a treat to use during astrophotography. Next session will see me adding a total of. x0. 9: 540: Triplet: 3. With a focal length of 478mm, this f/5. William Optics Corp. Information; Reviews (0) Article number: P-FLAT6AIII-M92: Availability: More on the Way to us: Delivery time: More on the Way to Us: FLAT6AIII special edition for Fluorostar 91. $656. 徐達杉. The three-element optical design features a 91mm aperture using FPL-53 glass. Download. Mfg #: A-F120. x0. 3" R&P Focuser Image Circle : >43mm Retracted Length : 441 mm Extended Length : 51 Omm Dew Shield Circumference : 383mm Dew Shield Diameter . 0. With the proper T-Mount and T-ring, users will have a functional imaging setup!See some independent Video reviews of the F. 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. William Optics Fluorostar 91. Utilizing FPL-53 synthetic fluorite glass with STM coatings, this telescope provides excellent aberration correction and amazing optical performance. Identical to the standard FLAT6AIII optically but with an additional adapter to fit the FLT 91 telescope. Add to Cart. Add to Cart. Nickname. Stellarvue and Feather Touch, here I come. Jump to content. William Optics. . · 225 views Hello, I want to ask if there is a way to remove the dew shield of the William Optics FLT91 scope? I know it can be retracted but l'm trying to remove it to be able to put it in a travel bag. Related Products. Specs: Focal Length 780 mm, aperture 120 mm, f 6. 9. This William Optics 91 mm f/5. Quality. The William Optics FLT156 APO. No ratings or reviews yet. 75 Flattener Adapter + $49. If you go ES, definitely pay up for FCD-100, but it will still have a substandard focuser. Customer. 00 £399. 00. The 44. 00. In Stock. Holidays. 00. The dew shield is retractable and slides firmly but smoothly up and down the body of the scope. This Fluorostar 156 APO OTA can also be used with an interchangable camera mounting system, with various T-mounts for cameras (not included). This is a top of line material used in only the finest refractor telescopes. William Optics RedCat 51. Add to Cart. When you report abuse on some content on AstroBin, the content will be hidden until a moderator reviews it. Add to Cart. Technical Specifications. 8 focal reducer, which brings the FLT 91 to a focal length of 432 mm at f/4. Out of stock. 00. An index has been included which includes links to the direct post for each topic in question. This very elegant 2" reducer/field flattener has been designed to optimize the flat-f. with integrated bahtinov mask and CNC finishing. Check items to add to the cart or select all. 4 Reviews. Het optische ontwerp met drie elementen heeft een opening van 91 mm met FPL-53-glas. The STM-coatings and superb quality provide excellent optical performance and unmatched value. 25-inch 90-deg Erecting Prism Diagonal from the same William Optics vendor at eBay. In 1996, William opened William Optics in Taiwan. This telescope was released in the UK circa September 2021 so is pr. William Optics Fluorostar FLT 91 Apochromatic Refractor - Checked & Tuned (3) £1,989. 00. The William Optics FluoroStar 156 imaging/visual APO Series FLT 156 mm (6. $691. T-FLT-91-GD-Refurbished. Full manufacturers warranty. Customer reviews. 5 APO Triplet Refractor - Red. Using FPL-53 glass this telescope provides excellent aberration correction. Wish. 72. . New William Optics Flattener 68III . Both about the same price. Its always a shame to take off the visual back on these. SWAN 2"STC Astro Duo-Narrowband Filter. The three. Despite being only a little longer, that diameter and extra glass means this is much heavier than my Z73. Quick view Compare Choose Options. 9. View full description Download Manual 1 year warranty A soft carry case comes standard with the William Optics Fluorostar 91. Guide. FLT151 Features a top-quality triplet air-spaced objective using outstanding Ohara FPL-53 type glass which provides superb correction for these refractors. Review. Gran Turismo 81 IV. 【Clearance】 Zenithstar 61 (Blue) OTA only. 00 Add to Basket. The three-element optical design features a 91mm aperture using FPL-53 glass. The APO triplet optics of the Flat6AIII are made with Ohara glass and fully multi-coated to provide good. leaning towards the latter. “Fluorostar” is a brand name of a line of WO refractors. William Optics ZWO / ASI Vaonis. I ordered a William Optics FLT 91 Fluorostar 91mm f/5. 9. 9 Triplet Apo Refractor. Adjustable Dew Shield. 5mm and 21mm extension that came with the camera. $293. Fantastic review and summary of William Optic scopes. The flattener can be securely screwed on to the drawtube. 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. 【Refurbished】Fluorostar 91 APO-Red. Add to Cart. William Optics manufactures Refractor telescopes, binoculars, digital camera adapter lenses for telescopes, eyepieces, diagonals and other accessories. " alt="" /> . $92. I bought this: William Optics FLAT6AIII x0. Page 2 of 2 - William Optics Fluorostar 91 Focuser Issue - Response from WO themselves. 5" FeatherTouch Focuser.