575kg (OTA withThe William Optics line of refractors offers high quality optics and fast focal ratios in a lightweight, portable telescope. $656. Here is my imaging train: William Optics Fluorostar 91 FPL53 Triplet APO Refractor William Optics FLAT6AIII x0. 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. New William Optics Flattener. William Optics Fluorostar 91 Imaging Cameras ZWO ASI2600MC Pro Mounts iOptron CEM40 Accessories ZWO OAG · ZWO ASIAir Pro · William Optics Flat6AIII Software. An index has been included which includes links to the direct post for each topic in question. Shopping with us. 5 stars based on 1 reviews William Optics. William Optics Fluorostar 91 Triplet Refractor. Out of stock. 00. Whereas the WO 91 is a natural f/5. Home / William Optics / Fluorostar 91 APO. I started with the initial distance recommendations from the product website and I found that I had. Submit Review. New William Optics Flattener 68III . De STM-coatings en uitstekende kwaliteit zorgen. Add to Wish List. I would really appreciate any comments that my help with making choice from those that have had some experience with either scope or either. 6 and can be reduced with a reducer to f/3. William Optics manufactures Refractor telescopes, binoculars, digital camera adapter lenses for telescopes, eyepieces, diagonals and other accessories. 2, or the FLAT8. Add to Cart. 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. You're reviewing:New Fluorostar 132 (Innovative Bahtinov Mask Cover (Patented) included) Nickname. f/5. The store will not work correctly in the case when cookies are disabled. I always wanted to have one of those great looking William Optics 2-inch 90-deg Erecting Prism Diagonal and last year I really lucked out and was able to buy one in absolutely new, pristine condition at eBay (USA). 360 deg. Complete and in great condition. The FLT has FPL53 glass and the years of great reputation of William Optics build quality. Fully multi-coated 2-element unit was designed and produced by William Optics, the inner flattener lenses can be set at the optimum 66mm-86mm back focus by simple hand twist (Distance from flattener lens to. 9 APO Refractor features a three element triplet design and uses FPL-53 glass. FLAT6AIII special edition for Fluorostar 91 . An Apochromatic triplet refractor for visual astronomers and astrophotographers who want very high performance from a midsize telescope. 7" R & P Focuser. 00. ♦ Dual-speed rack and pinion focuser with "Rotolock" clamping. 48mm T mount for Pentax K - Black. New member here. x0. choose, but William shipped me (direct from Taiwan) the f6. I can only say that Esprit owners seem well satisfied and and the same is true of Willams Optics scope owners. Add to Cart. 9 telescope has a retracted length of just 390mm (15. Page 1 of 2 - Askar FRA500 vs the WO FLT 91 - posted in Refractors : Looking at these two scopes. Designed by a leading designer with FPL-53 glass. The William Optics Fluorostar 156 is a 156mm air-spaced triplet APO refractor, featuring FPL-53 optical glass, and high grade coatings for excellent color and contrast. Customer. Add to Cart. 【DEMO】Binoviewer Complete Package. Lens Type: Apochromatic Triplet Prime Lens; Focal Length: 540 mm; Aperture: 91 mm; Focal Ratio: f/5. x0. 00. 00. New Fluorostar 156 (Innovative Bahtinov Mask Cover (Patented) included). The FRA500 has the built in flattener and no back focus issues. Details. Shipping will be via the cheapest shipping. . $293. To see how to install the Flat6Aiii including the correct back focus go to the following link:Questions. 30 Add to cart; Sale! Fluorostar 91 APO ₹ 203,103. 00. (Best Buy) Red dot finder Kit with Vixen Style Mounting Base. Chromatic and spherical aberrations are well controlled. 00 HK$26,880. 00. 5-Inch Focuser attached. Im excited. The red trim has grown on me, and my wife likes it. 00. Out of stock. FLT-98; 3. Having two flatteners/focal reducers is like having two telescopes with different focal lengths. Submit Review. Check items to add to the cart or select all. The three. I assembled the rig with a Canon DSLR attached to the flattener via a 48mm t-ring. 00. William Optics Facebook page just says it is coming soon and provided a trailer (haha) with a nice look at it. 87. William Optics. orderinfo@telescopes. The William Optics FluoroStar 120 Refractor is an air-spaced triplet APO. Related Products. 5 ratio refactors, including the new FLT91 telescope. 25-inch 90-deg Erecting Prism Diagonal from the same William Optics vendor at eBay. It's f/7. 9kg (8. 9. Add to cart. William Optics Fluorostar 91 Triplet APO Refractor Telescope with 3. Summary. Fantastic review and summary of William Optic scopes. Summary. 8 Reducer. 0 reviews . 00. William Optics FLT 91 with 2. 75. 9, 132mm at f/7, and 156mm at f/7. 03. 3" Rack & Pinion focuser with 1:10 fine focus mechanism can handle the heaviest cameras. 00. Wish ListCompare. The three-element optical design features a 91mm aperture using FPL-53 glass that delivers high contrast colour-free images and an impressive 0. No more image shift. 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. 5 FCD100 - posted in Refractors : I am considering these two 900+ focal length refractors for use in astrophotography. William Optics Fluorostar FLT91 f/5. View full description Download Manual 1 year warrantyNew Fluorostar 132 (Innovative Bahtinov Mask Cover) ₹ 393,103. All New Slide-base UniGuide 50mm Scope . $656. Add to Cart. Out of stock. Produced entirely with the best Ohara optical glasses. Maybe its just me but I feel like this is too close to the 81mm GT. Vaonis Vespera Smart Telescope. – Telescope Aperture: 6. William Optics FLAT6AIII special edition Flattener for Fluorostar 91. No internal reflections noted. Out of stock. 00. Contact Information. Edited by e34stx, 13 April 2021 - 04:46 AM. RedCat 61 WIFD APO 300mm f/4. Full frame size. However, I always use it with the 0. 【Refurbished】Fluorostar 91 APO-Space Grey. Gran Turismo 71 APO. Fluorostar 151 Triplet APO (Discontinued) $8,898. Back Focus (WO Fluorostar 91 with FLAT6AIII Flattener and Fuji XT3) - posted in Beginning Deep Sky Imaging: Hi, I am somewhat new to astrophotography (this is my 1st post here) and struggling to understand how to achieve the right back focus, to calculate for the things in my imaging train that need to be accounted for. William Optics manufactures Refractor telescopes, binoculars, digital camera adapter lenses for telescopes, eyepieces, diagonals and other accessories. Customer reviews. was founded in Taiwann for the purpose of making astronomical telescopes for use by the more demanding amateur astronomer and birder. 8 triplet on its website. 5" RotoLock focuser to carry heavy imaging train which allows you to exploit the potential of this fluorite triplet even further. FLAT6AIII special edition for Fluorostar 91 . Most relevant Top fan. 2 plus a 3. The William Optics FLT 91 is the perfect apochromatic refractor for visual and photographic astronomers demanding excellence in a midsize telescope. Write a Review. William Optics Fluorostar 91 Triplet APO Refractor Telescope with 3. 8x reducer (6Aiii), you must be 62. 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. Wish List Compare. Fluorostar Series 1 Product; CAT Series 4 Products; Video Demonstration. Im excited. This is a top of line material used in only the finest refractor telescopes. High-Quality Refractor Telescopes, Binoculars, Eyepieces, Diagonals and other Optical Accessories. (No reviews yet) Write a Review Related Products; Quick view Choose Options. FLT 91 triplet lens f/5. Anyone have experience with William Optics FLT120 f6. $293. 78%. Related Products. Telescope: William Optics FLT 120 (780mm at F/6. 25 inch 45 Deg. Fluorostar 91 APO quantity. ADDRESS * Not a Retail Store * 13100 Alondra Blvd, Suite 106 Cerritos, CA 90703, USA. onto WIlliam Optics Fluorostar 91 | Download free 3D printable STL models. 4mm. William Optics Fluorostar 91 apochromatic refractor. 9 APO (NEW) HK$4,990. Adapter. Hello all, I am finally reviewing my very own William Optics Gran Turismo 81, triplet apochromatic refractor! With a focal length of 478mm and a focal ratio. Four years later, in 2000, William Optics USA began by offering their break-out 80mm Megrez refractor to consumers in the United States. Reducing factor 0. $79. Add to Cart. Benny Sachdev. Gran Turismo 81(Innovative Bahtinov Mask Cover (Patented) included!!) 2019 All New Gran Turismo 81Innovative Bahtinov Mask Cover (Patented) & New Dovetail Plate included!The new 2019 GT81 three-element super APO Anniversary offer supeWilliam Optics Fluorostar FLT 91 APO Triplet £1,989. Filters: Chroma SHO 3nm - 50mm unmounted Filters. This high-quality flattener has been engineered and CNC machined for usage with our FLT 98, 110, 120, 132, GT102 and other APO refractors. 4 Reviews. Price is $1850 shipped with no PayPal fees. 2019 All New Adjustable Flat6AIII (T-mount not included) 2019 All New Adjustable Flat6AIll (T-mount not included) PRODUCT DESCRIPTION: Field flattener / X0. Sale! Fluorostar 91 APO ₹ 203,103. . Name: William Optics Fluorostar 120 (FLT 120) Price: $3298. 91mm Aperture. 5" R&P Focuser. → Refractors. Review. I upgraded to a Baby Q and stopped using the FLT91. I'm also including the Flat 6AIII 0. 3" R&P Focuser Color Red Space grey Lens Material So far, the stars are looking better and better as I back it out more. New for 2021 - William Optics Fluorostar / FLT 91. Our Customers' Reviews; Testimonials; News; Gallery; International Free Shipping; Shipping & Returns;. Technical Specifications. * Your Name: * Your Email Address: *. New. William Optics. 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. $198. 5 and a focal length of 780mm. William Optics FLT120 - 120 mm f/6. William Optics GT153 Triplet APO Refractor. Using FPL-53 glass, this telescope provides excellent aberration correction. $299. Hot. The reducing factor of this field flattener is 0. After nearly 16 years of owning and using apochromatic refractor telescope from Astro-Physics (128 Starfire, 105 Traveller, 130EDFS, 155EDFS), TMB (80mm, 105mm) and Takahashi (FS60-C, TOA130, FSQ106), I thought it was time to give a newbie on the. 9 Triplet Apo Refractor with Carry Case - Space Gray # A-F132TGIV-RP37R. This Fluorostar 156 APO OTA can also be used with an interchangable camera mounting system, with various T-mounts for cameras (not included). 9 FLT Apochromatic Refractor is just the excellent midsized visual and photographic instrument sought by discerning astronomers. Wish List Compare. Once I got it dialed in I have an almost perfect flat field first try. The back focus is a critical spacing that must be obtained if one is using a Flattener or Reducer. Be the first to Write a Review for this item! FAQ Please fill in the form below to ask a question. High-Quality Refractor Telescopes, Binoculars, Eyepieces, Diagonals and other Optical Accessories. Extension Tube Weight. 9 native or f/4. From what I can understand/translate, it seems that (aside from the objective diameter), the Takahashi TOA-130 feels bigger. Product Details. Birding 250mm Duelside Plate (Manfrotto & Arca Swiss Type) $67. New William Optics Flattener 68III . 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 APO Refractor in Red with 32mm UniGuide and P-FLAT6AIII. 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. High-Quality Refractor Telescopes, Binoculars, Eyepieces, Diagonals and other Optical Accessories. William Optics Corp. Providing the supreme visual and photographic performance astronomers expect from a medium sized telescope, the William Optics Fluorostar 91 f/5. 00 Add to Cart. Mfg #: A-F120. 00. For astrophotography, the large image circle provides illumination, even for full-frame cameras. * Your Name. 3" R&P Focuser Image Circle : >43mm Retracted Length : 441 mm Extended Length : 51 Omm Dew Shield Circumference : 383mm Dew Shield Diameter . . 5" Focuser) Nickname. You're reviewing: Fluorostar 120. Good condition with some slight signs of use as you would expect - complete. Add to wishlist / Add to compare / Print Related products. William Optics Fluorostar 91 / FLT91 / William Optics FLT Dew Shield; William Optics FLT Dew Shield. Also a fine focusing knob is pretty standard on even cheap telescopes these days. Was wondering what people thought of them. The three-element optical design features a 91mm aperture using FPL-53 glass. I am interested in getting a motorized focuser that is know to fit a William Optics FLT 132 APO refractor - I am looking for something that would be suitable for automated focus operations when using. 00. $399. Wish List Compare. High-Quality Refractor Telescopes, Binoculars, Eyepieces, Diagonals and other Optical Accessories. Wish List Compare. 9; Focuser: Dual-Speed 3. 2 lbs Glass: FPL-53 Recommended Flattener/Reducer: None (Petzval Lens Design) The William Optics. 4 Videos. 0 Flattener Adapter + $49. +Soft Carrying Case. About WO. William Optics FLAT6AIII (FLT-91専用品）【お取り寄せ】. +Soft Carrying Case. The Esprit+EQ8 are probably a "handful" in terms of handling, but I have seen people use it in they backyard without a permanent installation. 9 Focuser : 3. 5) Reducer/Flattener: William Optics FLAT7A (624mm at F/5. Write a Review. The Fluorostar line includes 91, 120, 132 and 156 mm diameter refractors which are. 00. Page 4 of 23 - WO Fluorostar 91 - new scope - posted in Refractors : Seems like there is a pretty large shipping fee to. SKU. 5mm spacer, but got elongated stars in the four corners. Add to Cart. . 00 $295. 8x reducer / flattener. 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. search; Login ; 3D Models; Community. 9 imaging APO (Innovative Bahtinov Mask Cover (Patented) included !!)We are very exciting to announce New 2019 Super ZenithStar 81 F6. I hope this helps. The reducers always look. 8 triplet on its website. 00. William Optics FLT120 - 120 mm f/6. The STM-coatings and superb quality provide excellent optical performance and unmatched value. 1. xxorza @xxorza_93471 Follow Following. Add to Cart. 5” M63 Focuser. William Optics Gran Turismo 81 f/5. $378. This review saves. 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. It is suitable for thSpecial Edition FLAT6AIII Adjustable Reducer / Flattener for William Optics Fluorostar FLT 91 Telescopes. 34 degrees X 1. · 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. Our Price: $4,378. 5" RotoLock FocuserI would choose the William over the Stellarvue any day. 9 Fluorostar. 4. Review. Built with M63 threads on the telescope side. 8 Reducer Flattener 7A . 00. $3,298. Review. The three-element optical design features a 91mm aperture using FPL-53 glass that delivers high contrast colour-free images and an impressive 0. Diameter: 51mm Focal Length: 250mm Focal Ratio: f/4. Wish List. 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. Quick view Compare Choose Options. Regular price $1,499. Page 2 of 2 - William Optics Fluorostar 91 Focuser Issue - Response from WO themselves. I hope this helps. Clip Filter Astro Duo-NB for Sony FF. Features a top-quality triplet air-spaced apochromatic objective. related to the William Optics FLT120 telescope in one place. New Fluorostar 132 (Innovative Bahtinov Mask Cover (Patented) included) $4,378. 99. 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. 5 ~ f/8 APO that has 2" barrel opener. It looks really nice but I was definitely hoping for a 102/103 or even a 115mm in the Fluorostar line. WO FLT91 and Moonlite Focuser - posted in Refractors : Yeah, yeah! Go ahead and blame me for the beautiful weather. 00. This flattener contains a 63 mm opening on one end that threads into the telescope, and an M48x0. The triplet uses Ohara ultra low dispersion FPL53. 95+. 3" Rack & Pinion Focuser - Space Grey Version. 00. 00Adjust Distance for DSLR and Mirrorless Camera is 5. Abuse reports are anonymous and the content's owner will not be. Out of stock. 95+ Strehl Ratio. The W-O web site for the Flat 68 iii shows the back focus for the FLT91 as 75 mm, but also indicates the adjustment distance for a DSLR or mirrorless camera as 5 mm. The APO triplet optics of the Flat6AIII are made with Ohara glass and fully multi-coated to provide good. William Optics 132 mm FLT f/6. William Optics Fluorostar 91 APO Triplet Refractor - Red. Free. 5 F ratio refractors. Add to Wish List. 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. 5, weight 7. Warning, the EAF and focuser shaft will. Add to Cart. 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. William Optics Fluorostar 132 APO Refractor OTA (Red) Optical Performance The William Optics Fluorostar 132 is a. Total integration time of 28 hours and 32 minutes. Comes with Standard 2 year warrantyOptical Performance The Fluorostar 132 is a three element designed APO refactor. Wish List Compare. See shipping choices & costs. 00 Maged #. 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. 9 Triplet!!! Totally lucked out and found one in stock at one of the Telescope sites. New for 2021 - William Optics Fluorostar / FLT 91. Regular price $4,378 1 in stock View. The William Optics FluoroStar 156 imaging/visual APO Series FLT 156 mm (6. Our #: T-WO-A-F132TGIV-RP37R. Add to Cart.