f/5. Fluostar series (FLT) represents William Optics' top of the line apochromatic designed for astrophotography. 1. Open box. “Fluorostar” is a brand name of a line of WO refractors. FMC triplet APO design. Add to Cart. William Optics. Het optische ontwerp met drie elementen heeft een opening van 91 mm met FPL-53-glas. The 68III is at least twice as big and twice as heavy as the 6AIII. New Fluorostar 156 (With Feather Touch 3. The three-element optical design features a 91mm aperture using FPL-53 glass. 3" R&P Focuser Image Circle : >43mm Retracted Length : 441 mm Extended Length : 51 Omm Dew Shield Circumference : 383mm Dew Shield Diameter . f/5. William Optics Telescopes. New. Wish List Compare. Quick View. The reducers always look undersized in comparison. With a quadruplet Petzval optical design. The three. 3" Rack & Pinion Focuser - Space Grey Version. William Optics has a reputation for mechanically well built refractors and I would have to say the FLT-98 is no exception. 5 F ratio refractors. Page 1 of 2 - My Fluorostar 91 has arrived - posted in Refractors : My Fluorostar 91 (FLT 91) just arrived. Out of stock. Jay En Em. 00. 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. 5 ~ f/8 APO that has 2" barrel opener. The FPL53 Triplet APO Optics deliver superb contrast and excellent colour correction. William Optics FLT 91 Fluorostar 91mm f/5. 8x reducer which comes to 432mm f/4. Hot. 5) Reducer/Flattener: William Optics FLAT7A (624mm at F/5. Summary. Add to Cart. 3" dual speed rack & pinion focuser is. Filters: Chroma SHO 3nm - 36mm. Disassemble the telescope: If you have to store the telescope for a long time, it is best to disassemble it. 00 Add to Basket. 4 Videos. 5" ( cm) Watts: 7. Customer. $1,598. 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. Page 4 of 23 - WO Fluorostar 91 - new scope - posted in Refractors : Seems like there is a pretty large shipping fee to. 00 Add to Cart. Wish List. I have a gold William Optics FLT 91 with the x0. Regular price $4,378 1 in stock View. ln addition, with STM-coatings enabling superb optical performance, the FLT. 3" RP: Yes: Fluorostar 120: 120: f/6. Add to Cart-3. The scope also has a graduated scale for perfect camera alignment. Review. 9. I did have an issue with the focuser, as several screws were very loose and. William Optics Fluorostar Series /. 3 inch dual speed focuser. 5 FCD100 - posted in Refractors : I am considering these two 900+ focal length refractors for use in astrophotography. 25 inch RotoLock) 2019 All New Slide-base 50mm UniGuide Scope (with a Unique 1. Write Your Own Review. 5 APO Triplet Refractor - Gold. See shipping choices & costs. 00. Posted 18 March 2021 - 09:36 AM. 48mm T mount for. 48mm T mount for. High-Quality Refractor Telescopes, Binoculars, Eyepieces, Diagonals and other Optical Accessories. I found a great deal on a used William Optic Fluorostar 91 APO with the. 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). Related Products. Good condition with some slight signs of use as you would expect - complete. . I upgraded to a Baby Q and stopped using the FLT91. Contiguous US Customers: All items we sell ship for free within the Contiguous US. 99. $2,494. Related Products. All New WO x0. About William Optics 2. New William Optics Flattener 68III . $1,299. With the proper T-Mount and T-ring, users will have a functional imaging setup!New for 2021 - The FLT 91 is the perfect Apochromatic refractor for visual and photographic astronomers demanding excellence in a midsize telescope. 9. Lens. 3" Rack & Pinion; Color: Red; Lens Material: FPL-53; Strehl Ratio: 0. 00. 5 APO Triplet Refractor - Red. New William Optics Flattener 68III This very elegant 2" reducer/field flattener has been designed to optimize the flat-field imaging performance of William Optics F/6 to F7. Add to Cart. The William Optics FLT156 Triplet APO Refractor specifications include: – Telescope Series: William Optics FLT. Add to Cart. The three-element optical design features a 91mm aperture using FPL-53 glass. The 3. 00. 8 Reducer. This scope is extremely sharp and has a great color correction. Check items to add to the cart or select all. Write Your Own Review. Contiguous US Customers: All items we sell ship for free within the Contiguous US. 00 Add to Basket. Diameter: 51mm Focal Length: 250mm Focal Ratio: f/4. Rated 0 out of 5. Cameras: ZWO ASI 2600mm Pro and ZWO ASI 120mm-mini. 00. Experience the best of the line: the Williams Optics FLT151 Triplet APO f/6. Page 2 of 23 - WO Fluorostar 91 - new scope - posted in Refractors : The longer I wait, the more on the fence I find myself. Wish List Compare. 16%. The FRA is also a natural f/5. ♦ 91 mm aperture, 540 mm focal length. The William Optics FLT156 APO. 75 Flattener Adapter + $49. 9. Out of stock. View full description Download Manual 1 year warranty A soft carry case comes standard with the William Optics Fluorostar 91. New for 2021 - The FLT 91 is the perfect Apochromatic refractor for visual and photographic astronomers demanding excellence in a midsize telescope. Quick View. William Optics Fluorostar 91 / FLT91 / BACK FOCUS ISSUE - Williams Optics FLT91; BACK FOCUS ISSUE - Williams Optics FLT91. Case Dimensions. 3" RP: Yes:. 9 objective, yielding a focal length of 360 mm. 00. 25 inch 45 Deg. New Hot. Add your. 7. 360 deg. Both set ups look attractive and suitable to my needs. 00. 9. 9 Triplet Apo Refractor with Carry Case - Gold # T-FLT-91GD-RP33 William Optics FLT 91 Fluorostar 91mm f/5. See. 00. New Hot. Customer reviews. $ 1,998. Deutsch; Français; Espanol; Currency: USD. 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. Next session will see me adding a total of. Write a Review. 00. Because the Fluorostar 110 is wellSpecial Edition FLAT6AIII Adjustable Reducer / Flattener for William Optics Fluorostar FLT 91 Telescopes. . I'm also including the Flat 6AIII 0. 6 and can be reduced with a reducer to f/3. 3" R&P Focuser Color Red Space grey Lens MaterialTo me, it looks like the scope for observers and imagers who want go greater than four inches but cannot afford the FLT 132 cost and weight but want something. (Pre Order)New Fluorostar 156 (Innovative Bahtinov Mask Cover (Patented) included) As low as $7,398. All New WO x0. 95 FREE! Add to Cart. 5″ Diameter Dual Speed Telescope Focuser Kit, 4. Patented William Optics Bahtinov Mask Cover. 5348 Topanga Canyon Blvd. New for 2021 - William Optics Fluorostar / FLT 91. The William Optics FluoroStar 120 Refractor is an air-spaced triplet APO. New for 2021 - William Optics Fluorostar / FLT 91. 72. Their website is just plain wrong and has wrong information regarding the 68III and the FLT91. 00. Wish List Compare. This scope is amazing, and huge shout out to AgenaAstro for getting me this in su. Download Manual. New Sale. 540mm Focal Length. Available from Ontario Telescope and Accessories in Canada. Categories Categories Brands Brands. As low as $171. 2, or the FLAT8. 9. More Info . 360 deg. Add to Cart. You're reviewing: 【Refurbished】Fluorostar 91 APO-Space Grey. 8 Reducer Flattener 7A . and not great for most deep sky imaging. * Your Name. 00 Add to Basket. Attaches directly to telescopes with an M63 thread on the end of the focuser. 95+. I mounted it on my EQ6R. 95 FREE! Add Apertura Air Blower for Lens Cleaning to your order. Out of stock. 3" R&P Focuser Color Red Space grey Lens Material View full description Download Manual 1 year warranty We would like to show you a description here but the site won’t allow us. The STM coatings and superb quality provide excellent optical performance and unmatched value. The latest ZWO EAF came with everything I needed to install the focuser to my Fluorostar 91. More Info . T-FLT-91-red-Refurbished. The back focus started at 60mm which is the required distance when using the Williams Optics FLT 91 with the FLAT6AIII, I have a filter in the image train so I added a 0. 【Clearance】 Zenithstar 61 (Blue) OTA only. Press Here to Download a free Adobe Acrobat Reader. Add to wishlist / Add to compare / Print Related products. 78%. All Instruction Manuals for William Optics products are available for online viewing or download as PDF files. William Optics Fluorostar 91 Imaging Cameras ZWO ASI2600MC Pro Mounts iOptron CEM40 Accessories ZWO OAG · ZWO ASIAir Pro · William Optics Flat6AIII Software. New for 2021 - William Optics Fluorostar / FLT 91. 4mm image circle makes it a perfect match for full-frame sensors. Takahashi TSA. The WO. Coupled with my ZWO ASI1600 MM Pro, the field of view is 2. 【Refurbished】RedCat 51 Ix APO 250mm f/4. William Optics Fluorostar 91 apochromatic refractor rood. Astrofotografie in optima forma. 9 Triplet APO. Add to Cart. A few days later I purchased a WO 1. Filters: Chroma SHO 3nm - 36mm. 5 TV Renaissance used in 1987. 00. Unit price / per . A patented light weight Bahtinov mask is. William Optics Zenithstar 81 in classifieds today - posted in Refractors : Hello, this is a question regarding a WO Z81 currently posted in the classifieds. 8x Reducer/Flattener, as a treat to myself. 5 ED optics, the FLT120 will appeal to the discerning astrophotographer and Visual Observer. William Optics have a 126 F7. cþl 22mm Weight : 9. An index has been included which includes links to the direct post for each topic in question. 9 Focal Ratio. Lens Type: Apochromatic Triplet Prime Lens; Focal Length: 540 mm; Aperture: 91 mm; Focal Ratio: f/5. Remove the eyepiece, diagonal, and any accessories, and store them separately in a dry and cool place. 9 Triplet Apo Refractor with Carry Case - Space Gray # A-F132TGIV-RP37R. ♦ Dual-speed rack and pinion focuser with "Rotolock" clamping. I am very happy with my WO FLT 132 and I think that the WO focuser is a extremely good unit. Wish List Compare. Add to Cart. $6,049. Overview of William Optics Telescopes 3. Add to Cart. $1,698. Submit Review. I am wondering if the change in aperture and focal length is worth it. William Optics Fluorostar 91 Triplet Refractor. William Optics Fluorostar 91 APO - Red (2) $2,697. Stellarvue and Feather Touch, here I come. Latest model with 3. An Apochromatic triplet refractor for visual astronomers and astrophotographers who want very high performance from a midsize telescope. William Optics. ZenithStar 73 III f/5. 9 APO Refractor features a three element triplet design and uses FPL-53 glass. Add to Cart. Write a Review. Add to Cart. An Apochromatic triplet refractor for visual astronomers and astrophotographers who want very high performance from a midsize telescope. Qty. 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. Wish List Compare. I have question for any owners of this scope who may have a Moonlite focuser. $691. 00 £1,777. $2,360. Identical to the standard FLAT6AIII optically but with an additional adapter to fit the FLT 91 telescope. Quality. RedCat 61 WIFD APO 300mm f/4. 00 ₹ 189,731. Stunning Optics. 75 thread on the opposite end. I was also lucky enough to find the 0. Below is a photo of what every astronomer needs in their observatory. The three-element optical design features a 91mm aperture using FPL-53 glass that delivers high contrast colour-free images and an impressive 0. William Optics. 00. – Telescope Focal Length: 1217 mm. New for 2021 - William Optics Fluorostar / FLT 91. Mount: EQ6R-Pro. +Soft Carrying Case. 99. William Optics FLT 156 - posted in Refractors : For those who may be interested, William Optics has just listed its Fluorostar 156 f/7. Optics: William Optics Fluorostar 91 w/reducer: Filter Wheel: ZWO 7-position automated filter wheel (50mm/2″). You will be blown away by the small details you can observe through this AP. 00. ♦ three-element optical design using FPL53 glass. 9 Triplet Apo Refractor. Add to Cart. 【DEMO】Binoviewer Complete Package. 6lbs) including tube rings and dovetail plate. 9 APO Red Triplet Refractor w/ 3. 1 year warranty. Astronomy > Telescopes > William Optics > FluoroStar > William Optics Apochromatic refractor AP 91/540 Red OTA Product no. 【Clearance】 Zenithstar 61 (Blue) OTA only. 25" WA 1. 9. Sort By. New William Optics FLT120mm f/6. “Zach, thanks again!”I had the. 00. Wish List. Add to Cart. Related Products. Regular price $933 1 in stock. 0 TELESCOPE. Case Weight. The three. Chromatic and spherical aberrations are well controlled. It is complete with large aluminum knobs, making it easy to. 00. This scope is extremely sharp and has a great color correction. Create New Wish List. Description. "high performance and looks good doing it, versatility, manageability, afforfability: a better balance than anyone has a right to expect". Add to Cart. Out of stock. Wish. 00. FLT-132 is equipped with the heavy duty. William Optics Fluorostar 91 APO Triplet Refractor - Red. High-Quality Refractor Telescopes, Binoculars, Eyepieces, Diagonals and other Optical Accessories. 77 degrees (see scope mounted, Version B). The William Optics FLT 91 is the perfect apochromatic refractor for visual and photographic astronomers demanding excellence in a midsize telescope. 00. William Optics FLAT6AIII special edition Flattener for Fluorostar 91. William Optics. Warning, the EAF and focuser shaft will. Special thanks to Agena Astro for get. Review. related to the William Optics FLT120 telescope in one place. 00 New;William Optics is in Taiwan. Z. Cameras: ZWO ASI 6200mm Pro (Full Frame) and ZWO ASI 120mm-mini. Write a Review. Ken Bates. Related Products. The Flat6AIII features adjustable spacing for use with a range of cameras and imaging systems. The lens cell is a TMB design. The telescope must have at least 4. It is suitable for thSpecial Edition FLAT6AIII Adjustable Reducer / Flattener for William Optics Fluorostar FLT 91 Telescopes. The William Optics FLT 132 features a triplet objective with Ohara FPL53 glass for the ED element and a new improved central element that provides superior contrast when compared to the. $198. 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. The APO triplet optics of the Flat6AIII are made with Ohara glass and fully multi-coated to provide good. Vixen Style Mounting Base for RedCat - Black. View full description Download Manual 1 year warranty FLAT6AIII special edition for Fluorostar 91 . 00 Add to Basket. I bought this: William Optics FLAT6AIII x0. The exciting new William Optics Fluorostar 132 APO is a 132mm f/7 apochromatic. I've had 3 William Optics scopes, all 3 had excellent, perfect working focusers (I'm visual only), and superior optics. Wish List Compare. 9 Focuser : 3. FLAT6AIII special edition for Fluorostar 91 . Length: 15. The William Optics FLT 91 is the perfect apochromatic refractor for visual and photographic astronomers demanding excellence in a midsize telescope. William Optics Gran Turismo 71 APO. This William Optics field flattener is designed specifically to work with the FLT 91 APO refractor. 00. Quick view Compare Choose Options. Add to cart. 00 Sale. The FLT-156APO has a focal length of 1228mm putting focal ratio of F7. Gran Turismo Series – Triplet Refractors 6. 48mm T mount for Pentax K - Black. As low as $599. 25 inch DURA BRIGHT Dielectric Diagonal. 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. Posted 07 March 2022 - 08:46 PM. Designed by a leading designer with FPL-53 glass. Review. 1 Review . +. Glass is the same, but you can pay extra for the report on the WO. 1mm from the. 00 Maged #. Wish List Compare. Once I got it dialed in I have an almost perfect flat field first try. Add to Cart. Add to Cart. New. The cooled CMOS camera Jack uses collects high-quality image data with much less noise than a DSLR/Mirrorless would. 00 Sale. This scope is amazing, and huge shout out to AgenaAstro for getting me this in su. William Optics. No internal reflections noted. It is extra heavy-duty, making it durable. The quality, as well as the price, was amazing, and before long, William Optics had positioned themselves as one of the world leaders in fast, highly portable. 95+skysurvey, on 15 Nov 2020 - 06:16 AM, said: No, the WO 91 Fluorostar isn't any cheap but I have no idea why, IMO we are talking about a 2515€ telescope and about a 1382€ telescope that are the same, don't let you that 1mm of difference confuse you. Vendor William Optics Regular price $ 1,998. (WxHxD) 99cm x 34cm x 30cm. Can I use a 2. Those look so nice. Main Equipment, not all are listed here. 3" R&P Focuser. Add to Cart. Fluorostar series; Gran Turismo series New; ZenithStar series; Guider series New; Finder series; Binoculars; Eye Pieces. The William Optics TMB 110mm triplet lens refractor is a very well made telescope. The William Optics Fluorostar 156 APO OTA is a high quality Apochromatic Imaging and visual use OTA with an aperture of 156 mm and a focal length of 1217 mm or an f-ratio of f/7. Lens Type Apochromatic Triplet Prime Lens Focal Length 540mm Diameter 91mm Aperture f/5. 8 (at f/5. The FLT has FPL53 glass and the years of great reputation of William Optics build quality. This telescope was released in the UK circa September 2021 so is pr. To see how to install the Flat6Aiii including the correct back focus go to the following link:Questions. New for 2021 - William Optics Fluorostar / FLT 91. Hot. Zenithstar 81 APO. Benny Sachdev.