8x Reducer/Flattener, as a treat to myself. the content will be. The STM coatings and superb quality provide excellent optical performance and unmatched value. Our Customers' Reviews; Testimonials; News; Gallery; International Free Shipping; Shipping & Returns;. The three-element optical design features a 91mm aperture using FPL-53 glass that delivers high contrast colour-free images and an impressive 0. The three-element optical design features a 91mm aperture using FPL-53 glass. 00. Specifications. Fluorostar 91 APO quantity. 00. 00. The STM coatings and superb quality provide excellent optical performance and unmatched value. New Fluorostar 156 (With Feather Touch 3. 575kg (OTA with 2. 00. 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. Add your. Sale! Fluorostar 91 APO ₹ 203,103. The flattener can be securely screwed on to the focuser. William Optics Fluorostar 91; William Optics FLAT6AIII for FLT91; The basic numbers. 5 ~ f/8 APO that has 2" barrel opener. $79. The red trim has grown on me, and my wife likes it. Fluorostar 91. Fluorostar 132 f/7 APO. $806. High-Quality Refractor Telescopes, Binoculars, Eyepieces, Diagonals and other Optical Accessories. The FLT 91 is an Apochromatic refractor with a focal length of 540 mm and an aperture of f/5. You're reviewing: 【Refurbished】Fluorostar 91 APO-Space Grey. Combined with the Flat6AIII flattener by William Optics, it produces an faster aperture ratio and a flat image field right to the edges. . William Optics FLT 156 - posted in Refractors : For those who may be interested, William Optics has just listed its Fluorostar 156 f/7. New Fluorostar 156 (With Feather Touch 3. Quick view Choose Options. Anyone have experience with William Optics FLT120 f6. Heywood. Add to Cart. (Best Buy) Red dot finder Kit with Vixen Style Mounting Base. 30 Add to cart; Sale! Fluorostar 91 APO ₹ 203,103. The William Optics Fluorostar 91 is the perfect Apochromatic refractor for visual and photographic astronomers demanding excellence in a midsize telescope. [This Product is Excluded from Coupon/Promotion] The Fluorostar 120 is a Three Element Designed APO refractor. William Optics' new Dovetail Plate expands your options: you can now choose a fully-anodized, WO product to mount you The store will not work correctly in the case when cookies are disabled. Add to Cart. 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. 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. This elegantly designed 2" reducer / flattener has been designed to optimise the flat-field imaging performance of William Optics f/6 to f/7. $691. 6 and can be reduced with a reducer to f/3. Out of stock. 5" Focuser) Nickname. RedCat 51 II APO 250mm f/4. William Optics Fluorostar 91 apochromatic refractor rood. The three-element optical design features. 291bs / 5. 75 thread on the opposite end. Add to cart. About Us Policies Reviews How To. Disassemble the telescope: If you have to store the telescope for a long time, it is best to disassemble it. Add to Cart. 00. Mfg #: FLT91-TG. $293. Add to Cart. New for 2021 - William Optics Fluorostar FLT 91 Apochromatic Triplet Refractor!! The FLT 91 is the perfect Apochromatic refractor for visual and photographic astronomers demanding excellence in a midsize telescope. Check items to add to the cart or select all. This model is outfitted with blue powder coated accessories. The three-element optical design features a 91mm aperture using FPL-53 glass that delivers high contrast colour-free images and an impressive 0. I hope this helps. Scope is claimed to be near perfect and comes with WO case and carry handle. 00. Its always a shame to take off the visual back on these. Price is $1850 shipped with no PayPal fees. As winter approaches, we imagine the FLT 91 would be an excellent deep-sky workhorse, and a reliable option that won’t let its user down during those clear and long dark nights. 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. Hot. 9 imaging APO!!!Innovative Bahtinov Mask CoverWilliam Optics FLT110mm f7 TMB designed triplet and matching field flattener. Customer reviews. 9 and a focal length of 540mm. 34 degrees X 1. William Optics Fluorostar FLT 91 Apochromatic Refractor - Checked & Tuned (3) £1,989. Corporate. 00. 9 Triplet Apo Refractor. Length: 15. . New Hot. 00. Check items to add to the cart or select all. WO Flat 6AIII will provide good illumination and flat field across 97% of full frame sized. AED 7,600. FLT-98 is equipped with the beefy 3. PHONE (562) 215-4473. Description For FLT 91 ONLY! Special edition flattener/reducer with adapter for the Fluorostar 91 telescope. $293. Precision optics with STM coatings. You're reviewing: Fluorostar 120. After lots of research into refractors I have narrowed down to Willam Optics and mostly leaning towards getting a Zenithstar 81 APO. I assembled the rig with a Canon DSLR attached to the flattener via a 48mm t-ring. Open box. William Optics Fluorostar FLT 91 Apochromatic Refractor - Checked & Tuned (3) £1,989. View full description Download Manual 1 year warranty FLAT6AIII special edition for Fluorostar 91 . 5 ratio refactors. 48mm T mount for. I've had 3 William Optics scopes, all 3 had excellent, perfect working focusers (I'm visual only), and superior optics. Backfocus is adjustable up to 15 mm, and, once set, is held in place by a locking ring. Wish List Compare. I have a Redcat 51 and am really pleased with it but would like something a bit bigger. William Optics 132 mm FLT f/6. January 30, 2023 by Patrick. 4”), compact enough to qualify as carry-on luggage with most airlines. Regular price $ 1,998. WILLIAM OPTICS FLT 110 APO f/7. High-Quality Refractor Telescopes, Binoculars, Eyepieces, Diagonals and other Optical Accessories. 5 APO Triplet Refractor - Red. 95+. Coupled with my ZWO ASI1600 MM Pro, the field of view is 2. The Esprit blows the ED102CF out of the water in every way, except Esprits are heavy. 5" ( cm) Watts: 7. Add to Cart. Just not sure of the quicker f6. The FLT132's focuser is a 3. Identical to the standard FLAT6AIII optically but with an additional adapter to fit the FLT 91 telescope. Note: Adjustment Distance for DSLR and Mirrorless Cameras (and other cameras with the same backspacing) is 5. – Telescope Aperture: 6. Page 1 of 2 - My Fluorostar 91 has arrived - posted in Refractors : My Fluorostar 91 (FLT 91) just arrived. (No reviews yet) Write a Review Related Products; Quick view Choose Options. The ultra-smooth, heavy-duty 3. Sale Regular price $1,998. I am very happy with my WO FLT 132 and I think that the WO focuser is a extremely good unit. Disassemble the telescope: If you have to store the telescope for a long time, it is best to disassemble it. $2,494. 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. $ 1,998. Open box. (WxHxD) 99cm x 34cm x 30cm. Wish List Compare. 3" Rack & Pinion; Color: Red; Lens Material: FPL-53; Strehl Ratio: 0. The scope was delivered in a box with the case and scope inside. William Optics FLT 91 with 2. Image 1. 2 lbs Glass: FPL-53 Recommended Flattener/Reducer: None (Petzval Lens Design) The William Optics. 00 $295. 3. f/5. This revolutionary new WO FF68III Adjustable Flattener was made for 6 -7. 00 Add to Basket. The 3. 9 Petzval Refracting Telescope. Out of stock. $656. Used for product review. Regular price $4,378 1 in stock View. Open box. Reviews 1. William Optics Flat6AIII 0. $1,698. 00. orderinfo@telescopes. 8. Providing the supreme visual and photographic performance astronomers expect from a medium sized telescope, the William Optics Fluorostar 91 f/5. Submit Review. Reviews (0) Be the first to Write a Review for. Once I got it dialed in I have an almost perfect flat field first try. The three. Related Products. 8 These are premium instruments primarily aimed at astrophotographers, but they can also be used for visual observations. New. Add to Cart. As some know - I am currently looking for a nice refractor (now to sit beside my. 3" dual speed rack & pinion focuser is smooth,. 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. This was my first time imaging or processing SH2-91, it was a fun project and a good learning opportunity. 80mm f/6 William Optics Megrez Triplet Fluorite new in 2004. Attaches directly to telescopes with an M63 thread on the end of the focuser. – Telescope Focal Length: 1217 mm. Download. The scope is a fine instrument made by William Optics – the Megrez 110 – it also happens to be the topic of recent discussions by its previous owner. The doublet objective uses FPL53 glass (Image 1. Total integration time of 28 hours and 32 minutes. T-FLT-91-red-Refurbished. 00. Add to Cart. Full frame size. Diameter: 51mm Focal Length: 250mm Focal Ratio: f/4. The William Optics Fluorostar 132 (FLT 132) is ideal for astrophotography due to the FPL-53 glass objective lens. 5; Explore Scientific, 16 inch / F 4. Includes a large 3. WANT! 2y. 3" R&P Focuser. 00. Quick view Choose Options. 00. Mount: Sky watcher EQ6R-pro. 9 Focuser Dual Speed 3. William Optics Fluorostar 91 APO. The William Optics Flat6AIII is an apochromatic triplet 0. Description. WO FLT91 and Moonlite Focuser - posted in Refractors : Yeah, yeah! Go ahead and blame me for the beautiful weather. 13. 9 Triplet APO. 3" R&P Focuser Color Red Space grey Lens Material Hello everyone!In this video I will be going over the William Optics FLT91. Gran Turismo 81 IV. 9 objective, yielding a focal length of 360 mm. 00. 00. Wish List Compare. 0. Reviews. But I will post it here as well to show my finish project of the NGC 1499 - California in SHO with 70 Hours of data. 9: 540: Triplet: 3. The William Optics FluoroStar 120 Refractor is an air-spaced triplet APO. 1mm from the. William Optics FLT120 - 120 mm f/6. why are fluorostar's more expensive than other WO scopes? is it the quality of the glass, the weight savings, the aperture size, or something else?. Remove the eyepiece, diagonal, and any accessories, and store them separately in a dry and cool place. $691. 6 Refractor with All-New 2014 model 3. A patented light weight Bahtinov mask is. SUPER-HIGH QUALITY WILLIAM OPTICS REFRACTING TELESCOPES!! FLUOROSTAR 156 f/7. William Optics Fluorostar 91 / FLT91 / William Optics FLT Dew Shield; William Optics FLT Dew Shield. Add to Cart. Using three elements made of high-end fully coated glass like FPL-53 virtually removes chromatic aberration and produces images that are sharp and full of contrast. Write Your Own Review. Here is a slim down of that post. Page 1 of 2 - Anyone using TS-76EDPH? - posted in DSLR, Mirrorless & General-Purpose Digital Camera DSO Imaging: I am interesting to buy an TS 76EDPH refractor to couple with my a7s. Write a Review. View full description. 8x. Suitable for William Optics uniguide and all of Vixen type finder bases. 25 inch RotoLock) All new, a unique, RotoLock high-quality fully multi coated WO 50mm f/4 Guiding scope that fits. As low as $4,378. The WO being only a triplet would not be flat across the entire field. WILLIAM OPTICS FLT 110 APO f/7. Vaonis Vespera Smart Telescope. I did have an issue with the focuser, as several screws were very loose and. Free. I also received the WO FLAT 6A III x0. Related Products. 75 UniGuide Scope with Slide-Base - Red # M-G32PB-RD (Value: $114. $2,494. 2 kg, length 680 mm with dew shield fully retracted, 850 mm with dew shield fully extended, image circle 43 mm (with separate field flattener). Finder series. De STM-coatings en uitstekende kwaliteit zorgen. Add to Wish List. 3" Rack & Pinion Focuser Astronomers desirous of superb visual and photographic intermediate. Main Equipment, not all are listed here. 00 Sale price $ 1,998. Add to Cart. Fluorostar 120. Note：End of 2" barrel has 48mm threads. 00. Regular price $1,998 3 in stock View. William Optics Fluorostar 132 - Space Grey. Mount: EQ6R-Pro. 00. I have the Redcat 51 and loved the quality. Linear Power Focuser. Features of the William Optics Adjustable Field Flattener. (No reviews yet) Write a Review Related Products; Quick view Choose Options. 1 Review . P-FLAT6AIII-M92. Submit Review. was founded in Taiwann for the purpose of making astronomical telescopes for use by the more demanding amateur astronomer and birder. High-quality Soft Case. New Fluorostar 132 (Innovative Bahtinov Mask Cover (Patented) included) $4,378. The STM-coatings and superb quality provide excellent. The store will not work correctly in the case when cookies are disabled. Maybe in a 120 its no big deal. When you report abuse on some content on AstroBin, the content will be hidden until a moderator reviews it. Takahashi TSA. 9 Triplet Apo Refractor with Carry Case - Gold # T-FLT-91GD-RP33 Lens Type Apochromatic Triplet Prime Lens Focal Length 540mm Diameter 91mm Aperture f/5. Mount: EQ6R-Pro. 9 Triplet!!! Totally lucked out and found one in stock at one of the Telescope sites. New for 2021 - William Optics Fluorostar / FLT 91. It was useful enough to get me to sign up to CN. But i can not find reports about how well this. Related Products. With a 540mm focal length and f/5. If you go ES, definitely pay up for FCD-100, but it will still have a substandard focuser. 6. I am wondering if the change in aperture and focal length is worth it. Astronomers desirous of superb visual and photographic intermediate sized refractor performance will much appreciate the William Optics 91 mm f/5. Total integration time of 28 hours and 32 minutes. The FLT 91 is the perfect Apochromatic refractor for visual and photographic astronomers demanding excellence in a midsize telescope. 00. Gran Turismo 71 APO Refractor (A-F71GTII-RD) $933. Lens Type Apochromatic Triplet Prime LensDESCRIPTION The FLT 91 is the perfect Apochromatic refractor for visual and photographic astronomers demanding excellence in a midsize telescope. You may remember my review of the William Optics Zenithstar 61 APO, which also used this glass. It is ideal for astrophotography. William Optics - 2'' Adapter for Flat6AIII (Does NOT Support Twenty Years Anniversary Edition!) With this 2" adapter and FLAT6Alll together, it will work for most refractors from 3"~ 4" f/6. 95+ Strehl Ratio. William Optics offers another model of apochromatic triplet refractor, the Fluorostar. 9 and a focal length of 540mm. Add to Cart. “Zach, thanks again!”I had the. William Optics Fluorostar 91 FLT91 f/5. I have a gold William Optics FLT 91 with the x0. Those look so nice. (No reviews yet) Write a Review. William Optics Facebook page just says it is coming soon and provided a trailer (haha) with a nice look at it. Astronomy > Telescopes > William Optics > FluoroStar > William Optics Apochromatic refractor AP 91/540 Red OTA Product no. 4 Reviews. William Optics Fluorostar FLT 91 Apochromatic Refractor - Checked & Tuned (3) £1,989. A soft carry case comes standard with the William Optics Fluorostar 91. 1 81bs / 4. 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. It is similar to the Gran Turismo series, and at present it comes in apertures of 91mm at f/5. The three-element optical design features. 25 inch RotoLock) 2019 All New Slide-base 50mm UniGuide Scope (with a Unique 1. The 44. This flattener contains a 63 mm opening on one end that threads into the telescope, and an M48x0. Add to Cart. High-Quality Refractor Telescopes, Binoculars, Eyepieces, Diagonals and other Optical Accessories. 1 Review . Review. Home / William Optics / Fluorostar 91 APO. 00. Add to Cart. William Optics offers another model of apochromatic triplet refractor, the Fluorostar. $378. 5 - posted in Refractors : Have you had a chance to do some visual observing with the FL120 yet? Also, Id be very keen to know how much in-travel is left on the focusser when in focus with a diagonal/eyepiece - Im wondering if theres enough to fit a binoviewer in there. $ 1,998. Used for product review. Decrease Quantity of William Optics Fluorostar 91 APO - Red − Increase Quantity of William Optics Fluorostar 91 APO - Red + Adding to cart… The item has been added. 00. 9 FLT Apochromatic Refractor is just the excellent midsized visual and photographic instrument sought by discerning astronomers. Filters: Chroma SHO 3nm - 36mm. There are a few superficial scratches on the tube but the optics are great. $1,998. I'm also including the Flat 6AIII 0. Camera Angle Rotator with M92 thread. Nickname. 8 Reducer Flattener 7A . 1. High-Quality Refractor Telescopes, Binoculars, Eyepieces, Diagonals and other Optical Accessories. William Optics D-ROTO-A2-SCT2F(SCT2 inch RotoLock adapter (2 inch -SCT2 inch)) $99. Wish List Compare. 4mm This William Optics 2" Field Flattener and Reducer has been designed to optimize the flat-field iTak's have a reputation of, for the most part almost amateur perfect optics and consistently so. New -23. William Optics Fluorostar 132 - Red. Write a Review. FMC triplet APO design. The reducing factor of this field flattener is 0. This includes things like the lens cell. Overview of William Optics Telescopes 3. 2 inch Durabright CF Plate. Hot. Full manufacturers warranty. -6. item 3 William Optics FLT 91 Fluorostar 91mm f/5. Check items to add to the cart or select all. 00. William Optics Fluorostar 91 Triplet APO Refractor Technical Specifications. 6. 9 Focuser : 3. 9 APO Red Triplet Refractor w/ 3. x0. The William Optics FluoroStar 156 imaging/visual APO Series FLT 156 mm (6. Im excited. 90 Joe Matthews #. 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. 5 Truss tube Dobsonian; Celestron PowerSeeker 70AZ Telescope ($10 Scope) Orion. William Optics. 00. 00. f/5. 5x Televue Powermate (one of the best premium extenders) on William Optics FLT 91 Fluorostar (or say WO FLT 132), and. 13. I found a great. 5" Linear Power focuser: a treat to use during astrophotography. 5%. 00. I can only see that the WO has a better focuser (not too much) and a thermometer, other than. Comment. Add to Cart. William Optics RedCat 51 (Unboxing) 0:16. High-Quality Refractor Telescopes, Binoculars, Eyepieces, Diagonals and other Optical Accessories. 3" R&P Focuser Image Circle : >43mm Retracted Length : 441 mm Extended Length : 51 Omm Dew Shield Circumference : 383mm Dew Shield Diameter . Wish List. 00. The store will not work correctly in the case when cookies are disabled. Our #: T-WO-A-F132TGIV-RP37R. +Soft Carrying Case. $691. William Optics FLT Fluorostar 120 f/6. William Optics GT153 Triplet APO. Related Products. Qty. Rated 0 out of 5 $ 1,998. 00 New;William Optics is in Taiwan. Lens Type Apochromatic Triplet Prime Lens Focal Length 540mm Diameter 91mm Aperture f/5. Latest model with 3. Add to Cart. A$10,499* Top quality, top version, air-spaced Triplet objective lens refractor!. William Optics FLT120 - 120 mm f/6. The three-element optical design features a 91mm aperture using FPL-53 glass. Here are some recent threads on this telescope:The William Optics FluoroStar 120 Refractor is an air-spaced triplet APO. With the proper T-Mount and T-ring, users will have a functional imaging setup!See some independent Video reviews of the F.