99. Length: 15. 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. The William Optics FLT 91 is the perfect apochromatic refractor for visual and photographic astronomers demanding excellence in a midsize telescope. The William Optics Zenithstar 61 is one of William Optics’ most compact apochromatic refractors. The STM-coatings and superb quality provide excellent optical performance and unmatched value. (No reviews yet) Write a Review Related Products; Quick view Choose Options. Add to Wish List. Our #: T-WO-A-F132TGIV-RP37R. 00. 0 Flattener Adapter + $49. . 9 Weight: 3. William Optics Fluorostar Series /. William Optics Telescopes. Regular price $1,499. The FLT has FPL53 glass and the years of great reputation of William Optics build quality. Add to Cart. 00. William Optics FLT120 - 120 mm f/6. About WO. Was wondering what people thought of them. I bought this: William Optics FLAT6AIII x0. Overview of William Optics Telescopes 3. 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. Mount: EQ6R-Pro. 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. Abuse reports are anonymous and the content's owner will not be notified. Refractor Telescope, Astrophotography, Telescopes. (No reviews yet) Write a Review. Wish List Compare. 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. $691. 7 scope with a flattener/reducer that takes it to F6. I have since added another 1. 25" Diagonals & Erecting Prisms. I found a great. Wish List Compare. 3" dual speed rack & pinion focuser is. Linear Power Focuser. High-Quality Refractor Telescopes, Binoculars, Eyepieces, Diagonals and other Optical Accessories. Name: William Optics Fluorostar 120 (FLT 120) Price: $3298. High-Quality Refractor Telescopes, Binoculars, Eyepieces, Diagonals and other Optical Accessories. View full description. full clouds. 9. Quick View. 9. 00. Write Your Own Review. 8 These are premium instruments primarily aimed at astrophotographers, but they can also be used for visual observations. 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. 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. Wish List. Like you, I wanted a faster and wider field scope. 00. 9 APO (Free Soft Carrying Bag) HK$5,980. 99. 9 APO Refractor features a three element triplet design and uses FPL-53 glass. 00 Add to Basket. Good condition with some slight signs of use as you would expect - complete. New William Optics Flattener 68III . You're reviewing: Fluorostar 120. Remove the eyepiece, diagonal, and any accessories, and store them separately in a dry and cool place. The review does not mention if it has a fine focuser. 9 objective, yielding a focal length of 360 mm. – Telescope Focal Length: 1217 mm. WO Flat 6AIII will provide good illumination and flat field across 97% of full frame sized. 5 ~ f/8 APO that has 2" barrel opener. Description. Utilizing FPL-53 synthetic fluorite glass with STM coatings, this telescope provides excellent aberration correction and amazing optical performance. Wish List Compare. Made with CNC anodizing. 9 APO triplet refractor is decked and ready to ride on your telescope mount! Whether you want to do visual astronomy, astrophotography, terrestrial observation or wildlife photography, this the scope for you! The FLT91 is designed form the optics down for a quality experience. 8x reducer (6Aiii), you must be 62. Select Options. Wish List Compare. 5” M63 Focuser. William Optics ZWO / ASI Vaonis. Our Price: $4,378. 00Adjust Distance for DSLR and Mirrorless Camera is 5. 1 year warranty. 75 UniGuide Scope with Slide-Base - Red # M-G32PB-RD (Value: $114. Description Reviews (0) Description. Wish List Compare. 1 Review . Out of stock. Available from Ontario Telescope and Accessories in Canada. 9 and a focal length of 540mm. I did have an issue with the focuser, as several screws were very loose and. My ED120 focuser matches the performance of my. $110. William Optics Fluorostar 91 FPL53 Triplet APO Refractor with 3. $2,360. William Optics Corp. SKU: T-FLT-91 Category: William Optics. ♦ Dual-speed rack and pinion focuser with "Rotolock" clamping. Posted 07 March 2022 - 08:46 PM. observing and imaging tips, product announcements and reviews! Follow us on Facebook and Instagram!* ← Previous Next →. A patented light weight Bahtinov mask is included to provide assistance in focusing, or you can remove it. → Refractors. This was my first time imaging or processing SH2-91, it was a fun project and a good learning opportunity. 8 focal reducer, which brings the FLT 91 to a focal length of 432 mm at f/4. William Optics Fluorostar FLT 91 Apochromatic Refractor - Checked & Tuned (3) £1,989. William Optics Fluorostar 91. 8 These are premium instruments primarily aimed at astrophotographers, but they can also be used for visual observations. 8 Reducer. 8x flattener hereAdd. Fluorostar series (FLT) represents William Optics’ top of the line apochromatic designed for astrophotography. PHONE (562) 215-4473. I assembled the rig with a Canon DSLR attached to the flattener via a 48mm t-ring. Unfortunately, I was not able to get the focus right. 9 APO Red Triplet Refractor w/ 3. . 00. The FPL53 Triplet APO Optics deliver superb contrast and excellent colour correction. leaning towards the latter. An Apochromatic triplet refractor for visual astronomers and astrophotographers who want very high performance from a midsize telescope. The doublet objective uses FPL53 glass (Image 1. The William Optics FluoroStar 120 Refractor is an air-spaced triplet APO. The William Optics FLT 91 is the perfect apochromatic refractor for visual and photographic astronomers demanding excellence in a midsize telescope. This revolutionary new WO FF68III Adjustable Flattener was made for 6 -7. 6. 1 65kg (OTA only) 1 2. Lens Type Apochromatic Triplet Prime Lens Focal Length 540mm Diameter 91mm Aperture f/5. 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 GuideStar 61 (1) £299. 00 Add to Basket. Flat6AIII special edition for FLT91. 00. It is ideal for astrophotography. Precision optics with STM coatings. 5mm and 21mm extension that came with the camera. 2y. More Information; Specification: Reviews. “Fluorostar” is a brand name of a line of WO refractors. 5mm spacer, but got elongated stars in the four corners. 1 81bs / 4. 00). Gran Turismo 71 f/5. Vixen Style Mounting Base for RedCat - Black. 00. William Optics Fluorostar FLT 91 Apochromatic Refractor - Checked & Tuned (3) £1,989. 00. Add to Cart. This model is outfitted with blue powder coated accessories. FLT156. William Optics Zenithstar 61 II APO (14) £579. 0. 72. 5 - posted in Refractors : Looking for information on visual use for planets, lunar and deep sky. 575kg (OTA withThe William Optics line of refractors offers high quality optics and fast focal ratios in a lightweight, portable telescope. Write Your Own Review. 72 Reducer Flattener 8 . Used for product review. You're reviewing:New Fluorostar 132 (Innovative Bahtinov Mask Cover (Patented) included) Nickname. FLAT6AIII special edition for Fluorostar 91 . 8 reducer Flat 6A III with the M63 to M92 adapter and my ASI2600MC pro. 3" R&P Focuser Color Red Space grey Lens Material Hello everyone!In this video I will be going over the William Optics FLT91. # 10/7/2021. 25" WA 1. Was wondering what people thought of them. Dielectric Coating Diagonals; Erecting Prisms; Accessories. 00. 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. 2 plus a 3. ZenithStar 73 III f/5. For astrophotography, the large image circle provides illumination, even for full-frame cameras. 9. EQ Mount & Telescope Package. 5348 Topanga Canyon Blvd. cþl 22mm Weight : 9. $1,598. 13. 9 Imaging APO Triplet Refractor FPL-53 ProAstroz. 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). English en. Those look so nice. 8 TRIPLET APO OTA . I hope this helps. Identical to the standard FLAT6AIII optically but with an additional adapter to fit the FLT 91 telescope. 00 Maged #. Wish List Compare. Add to Cart. William Optics Fluorostar 132 - Red. All Instruction Manuals for William Optics products are available for online viewing or download as PDF files. William Optics Fluorostar 91 / FLT91 / New scope and flattener/reducer; New scope and flattener/reducer. The 3. Quick View. 00. Guide. Lens Type: Apochromatic Triplet Prime Lens; Focal Length: 540 mm; Aperture: 91 mm; Focal Ratio: f/5. William Optics Fluorostar 132 - Space Grey. The price difference is about 2k (Euros). 1. Fluorostar 91 APO Triplet Refractor. Note：End of 2" barrel has 48mm threads. Comment. 00 (saving £198. Ex demo - used for product reviews / testing. That does not mean that it cannot be used visually, with an eyepiece, for the visual observer who wants the very best image. High-Quality Refractor Telescopes, Binoculars, Eyepieces, Diagonals and other Optical Accessories. Add to Cart. 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. RedCat Series Petzval Refractors 4. 9. 3" RP: Yes: Fluorostar 120: 120: f/6. 00. This is a NEW listing. Having two flatteners/focal reducers is like having two telescopes with different focal lengths. This particular version has an adapter for use with the Fluorostar 91 and 120. [This Product is Excluded from Coupon/Promotion] The Fluorostar 120 is a Three Element Designed APO refractor. High-Quality Refractor Telescopes, Binoculars, Eyepieces, Diagonals and other Optical Accessories. Add to Cart. Log In; Register; Order Status; Order History;M42, William Optics FLT120. New for 2021 - William Optics Fluorostar / FLT 91. The FLT-156APO has a focal length of 1228mm putting focal ratio of F7. Looking to put a Moonlight Nitecrawler on. 91mm Aperture. 3" Rack & Pinion; Color: Red; Lens Material: FPL-53; Strehl Ratio: 0. Sign up for our newsletter to get exclusive deals, observing tips, and new product announcements. 0 reviews . Wish List Compare. 3 inch focuser, rings, case etc. Cloudy Nights. Back Ordered. Submit Review. Add to Cart. The FLT 91 is the perfect Apochromatic refractor for visual and photographic astronomers demanding excellence in a midsize telescope. Both set ups look attractive and suitable to my needs. 1 81bs / 4. RedCat 51 II APO 250mm f/4. Contiguous US Customers: All items we sell ship for free within the Contiguous US. 00. New for 2021 - William Optics Fluorostar / FLT 91. 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. Filters: Chroma SHO 3nm - 36mm. Add to Cart. The STM coatings and superb quality provide excellent optical performance and unmatched value. $2,494. Wish List Compare. Related Products. Refractors: 101mm f/5. Page 22 of 23 - WO Fluorostar 91 - new scope - posted in Refractors : Well oddly enough I reached 4% tilt adjustment the one night I tried that (beginners Luck) but the next imaging session I had the bad stars and I tried to adjust the tilt but didnt work for me that night. com Crafting the Earth's. 5″ DTT, and Brake. Cheers -. Unit price / per . Add to Cart. Benny Sachdev. 8 focal reducer, which brings the FLT 91 to a focal length of 432 mm at f/4. Qty. You must be logged in to post a review. $79. Related Products. William Optics telescope comes with a soft carry bag. About William Optics 2. 00 Add to Cart. 00. $2,697. 00. Check items to add to the cart or select all. $2,494. Create. The three-element optical design features a 91mm aperture using FPL-53 glass that delivers high contrast colour-free images and an impressive 0. 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. This scope is extremely sharp and has a great color correction. The 68III is at least twice as big and twice as heavy as the 6AIII. But i can not find reports about how well this. This telescope was released in the UK circa September 2021 so is pr. 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. The reducers always look. Review. New. 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-MAdd to Cart. 130mm F/8 1992 AstroPhysics Starfire EDT used in 2003. Ex demo - used for product reviews / testing. The scope also has a graduated scale for perfect camera alignment. 00. Add to Cart. My Account. New Fluorostar 156 (Innovative Bahtinov Mask Cover (Patented) included). 【Refurbished】Fluorostar 91 APO-Space Grey. Select Options. It is similar to the Gran Turismo series, and at present it comes in apertures of 91mm at f/5. · 60 views · 1 like I currently own a William Optics FLT 91 and am considering selling it to highpoint scientific in order to purchase a William Optics FLT 120. 99. 【Refurbished】Fluorostar 91 APO-Space Grey. Provides good illumination and a flat field across 97% of a full frame sensor field of view. When you report abuse on some content on AstroBin, the content will be hidden until a moderator reviews it. 3" Rack & Pinion Focuser - Specify Color Home / William Optics Fluorostar 91 with 3. (Pre Order)New Fluorostar 156 (Innovative Bahtinov Mask Cover (Patented) included) As low as $7,398. Out of stock. Check items to add to the cart or select all. The three-element optical design features a 91mm aperture using FPL-53 glass. New Hot. William Optics RedCat / SpaceCat Single Mounting Ring - Black. 7" R & P Focuser. No more image shift. William Optics Zenithstar 61-II f/5. New for 2021 - William Optics Fluorostar / FLT 91. 4mm image circle makes it a perfect match for full-frame sensors. The FRA is also a natural f/5. From what I can understand/translate, it seems that (aside from the objective diameter), the Takahashi TOA-130 feels bigger. 87. Reviews. 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. 2 lbs Glass: FPL-53 Recommended Flattener/Reducer: None (Petzval Lens Design) The William Optics. 9 Imaging APO Triplet Refractor FPL-53 ProAstroz. The William Optics Fluorostar 91 is the perfect Apochromatic refractor for visual and photographic astronomers demanding excellence in a midsize telescope. FluoroStar Accessories Chart Step-I Step-2 Step-3 Connection Instructions (Mounting Rings) Safely secure the 105mm mounting. Shipping will be via. Patented William Optics Bahtinov Mask Cover. Having two flatteners/focal reducers is like having two telescopes with different focal lengths. The FLT 91 employs FPL-53 glass and has an optical design consisting of three elements. The three-element optical design features a 91mm aperture using FPL-53 glass. 95+ Strehl Ratio. Sale! Fluorostar 91 APO ₹ 203,103. Quick view Compare Choose Options. 8x Reducer / Adjustable Field Flattener 6AIII as well. 00 Color Add to. Birding 250mm Duelside Plate (Manfrotto & Arca Swiss Type) $67. Edited by e34stx, 13 April 2021 - 04:46 AM. $293. 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. Its always a shame to take off the visual back on these. 00. 95 FREE! Add Apertura Air Blower for Lens Cleaning to your order. 00 ₹ 189,731. 9 Focal Ratio. Create New Wish List. 00. Full manufacturers warranty. with integrated bahtinov mask and CNC finishing. was founded in Taiwann for the purpose of making astronomical telescopes for use by the more demanding amateur astronomer and birder. Basic Information: Telescope: William Optics FLT 91 with FLAT 6AIII reducer. FLT-98 is equipped with the beefy 3. This telescope was released in the UK circa September 2021 so is pr. Includes a large 3. This beautiful 91mm f/5. Technical Specifications. 5 Truss tube Dobsonian; Celestron PowerSeeker 70AZ Telescope ($10 Scope) Orion. 95 FREE! Add to Cart. Remove the eyepiece, diagonal, and any accessories, and store them separately in a dry and cool place. SKU. Another great choice would be the Stellarvue SVX-130T, but it is ~2x the price of the Esprit. An Apochromatic triplet refractor for visual astronomers and astrophotographers who want very high performance from a midsize telescope. 5” Linear Power Focuser again with the Excellent 1:10 fine focuser. 8 Reducer Flattener 7A . FOA-60 Ortho Apochromatic Refractor. 3. William Optics Facebook page just says it is coming soon and provided a trailer (haha) with a nice look at it. The FLT 91 is the perfect Apochromatic refractor for visual and photographic astronomers demanding excellence in a midsize telescope. 8 Field. The STM-coatings and superb quality provide excellent optical performance andProduct Description. Customer reviews. $2,299. Add to Cart. 【DEMO】Binoviewer Complete Package. You're reviewing: All New. 72. Add to Cart. William Optics. I found a great deal on a used William Optic Fluorostar 91 APO with the. 00. Our #: T-WO-A-F120-RP33. 6" f/8. 00. This is a 132mm (925mm) f7 air spaced triplet using FPL53 glass. 5 APO Telescope features a three element FPL53 multi-coated lens and offers an excellent contrast and aberration correction. Attaches directly to telescopes with an M63 thread on the end of the focuser. Page 4 of 23 - WO Fluorostar 91 - new scope - posted in Refractors : Seems like there is a pretty large shipping fee to. FLT-132 is equipped with the heavy duty. To see how to install the Flat6Aiii including the correct back focus go to the following link:Questions. f/5. 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. Abuse reports are anonymous and the content's owner will not be. 2) Esprit 150ED and EQ8-R. 5 stars based on 1 reviews William Optics. The brand new Fluorostar 120 APO by William Optics meets the demands. 9 APO Refractor in Red with 32mm UniGuide and P-FLAT6AIII. 2019 All New Slide-base 50mm UniGuide Scope (with a Unique 1. Jay En Em. related to the William Optics FLT120 telescope in one place. Just ordered a Space Gray William Optics FLT 91 Fluoro Star 91mm f/5. FLT 91 triplet lens f/5. Zenithstar 81 APO. Gran Turismo 71 APO Refractor (A-F71GTII-RD) $933. Add to Cart. Both about the same price. STAR 91 Ml 21 SPECIFICATION M92 M92 M83 Focal Length : 540mm Diameter : 91 mm Aperture : f/ 5. The Esprit seems to be bullet proof (almost) but the Fluorostar has had some reports of poor focuser construction. The reducing factor of this field flattener is 0. The William Optics FLT 91 has a focal length of 540mm, which brings in smaller DSO’s for a closer look, yet is wide enough to capture some of the most popular large nebulae in the sky. This scope is amazing, and huge shout out to AgenaAstro for getting me this in su. Latest model with 3.