Horsehead Nebula in Narrow Band - posted in Experienced Deep Sky Imaging: Here is the Horesehead nebula, taken in narrow band with about 15hrs worth of data using the Fluorostar 91, ZWO2600MM Jump to contentHello 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. . Both the Fluorostar 91 and Redcat 71 are dropping in the December/January time frame. New Fluorostar 132 (Innovative Bahtinov Mask Cover (Patented) included) 1 Review . Hot. item 7 William Optics Fluorostar 91 FLT91 f/5. Fluorostar series. Add to Cart. 00. Telescope/Lens: William Optics Fluorostar 91 (540 mm at f/5. 77 degrees (see scope mounted, Version B). 4mm. New. Add to Cart 3 in stock Yes, our inventory is accurate! See It In Person - On Display In Our Showroom!. The red trim has grown on me, and my wife likes it. The nose and cockpit section of FM104. 72) Filter: Chroma 36mm HA 3nm Telescope Filter - Unmounted. 0. Though it could also be sensor tilt. I can usually work out decisions but this one has me on a fence. Wish List Compare. 00. . 1 year warranty. Deutsch; Français; Espanol; Currency: USD. Fluorostar 91 APO . 25" WA 1. 8なのでf540mm→432mmに。 汎用ですが特にWO製品に最適設計。フルサイズ対応。 FLT-91スペシャル版は鏡筒への接続用にM92→M63変換ADが付属します。接眼AD”ROTOLOCK”を取り外してねじ込み固定。”William Optics Fluorostar 132 / FLT132 · William Optics Fluorostar 91 / FLT91 Imaging Cameras ZWO ASI2600MM Pro · ZWO ASI6200MM Pro. Or if you really want larger, a 400 f/2. Write Your Own Review. add to list Tags Pocket Powerbox Advance Mount for C9. Add to Cart. 9 APO Triplet Refractor Telescope FPL-53 William Optics Fluorostar 91 FLT91 f/5. 8 in 150 mm aperture. As low as $1,568. I recently removed the dovetail on top and put back in place the guide bar to its original setup the way the scope. Using FPL-53 glass this telescope provides excellent aberration correction. Download: free Website: Thingiverse. All New Slide-base UniGuide 50mm Scope. Fluorostar series; Gran Turismo series New; ZenithStar series; Guider series New; Finder series; Binoculars; Eye Pieces. 9 Focuser : 3. 5" Focuser) As low as $8,198. Gran Turismo 71 APO. Like. Guide Star 61 (Soft Carry Case included) As low as $438. All New Adjustable Flat6AIII (T-mount not included) $229. The deep-sky imaging performance of that little APO is what. 1113. The STM-coatings and superb quality provide. The three-element optical design features. · 151 views. I selected this model because of the excellent optical quality, large number of included accessories and the avaliability of multiple options of field flatteners from William Optics. How to install the ZWO EAF on the William Optics Fluorostar 91. 5mm spacer, but got elongated stars in the four corners. 9 telescope has a retracted length of just 390mm (15. Specifications product. Pending edit 1; Mounts 604 ; Filters 2231 ; Accessories 1396 ;Language: English. 9 and a focal length of 540mm. I've tried multiple back focus adjustments and have adjusted the adjustable flattener/reducer. Intl. In stock. April 14, 2023. Started by mewmartigan , Sep 09 2020 06:02 AM «. Fluorostar series; Gran Turismo series New; ZenithStar series; Guider series New; Finder series; Binoculars; Eye Pieces. Wish List Compare 【Refurbished】Zenithstar 73 III APO-Red. Most relevant Top fan. Be the first to review this product . *** Editors Note: Since the publication of this article, Astro Parts Outlet Used Telescope has […]2. For the WO 1x Flat (68III), you must be 65mm. 9 Fluorostar. William Optics Fluorostar 91 The FLT 91 is the perfect Apochromatic refractor for visual and photographic astronomers demanding excellence in a mid. Providing the supreme visual and photographic performance astronomers expect from a medium sized telescope, the William Optics Fluorostar 91 f/5. The STM-coatings and superb quality provide excellent optical performance and unmatched value. Adjustable reducer flattener Flat61R for Z61 . 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? 2y. 0 Items - $0. 6M subscribers in the astrophotography community. 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. Telescope Accessory - William Optics FLAT 6A III 0. Feel free to make a contribution! Learn more. The three-element optical design features a 91mm aperture using FPL-53 glass. Telescope: William Optics FLT 120 (780mm at F/6. William Optics GuideStar 61 APO With Case £399. A 300 f/2. William Optics Fluorostar 91 — Combines a compact design with remarkable imaging capabilities. doc 3Version 1. In stock. Wish List Compare 【Refurbished】Zenithstar 73 III APO-Red. William Optics Fluorostar 91 / FLT91 Imaging Cameras QHYCCD QHY183C Mounts iOptron CEM26 Software Pleiades Astrophoto PixInsight · Russell Croman Astrophotography BlurXTerminator · Russell Croman Astrophotography NoiseXTerminator · Stefan Berg Nighttime Imaging 'N' Astronomy (N. Remove the temperature gauge off the telescope. The deep-sky imaging performance of that little APO is what. $4,139. Victoria’s modern rock @ 91. In Stock. William Optics Fluorostar 91 APO - Gold. 00. → Equipment Discussions. Hot. 9 Imaging APO Triplet Refractor FPL-53 ProAstroz William Optics Fluorostar FLT91 f/5. txt) or read online for free. WANT! 2y. Business, Economics, and Finance. Jul 18, 2022. Posted 07 March 2022 - 08:46 PM. 86 shipping. 8x Reducer / Adjustable Field Flattener 6AIII as well. The reducing factor of this field flattener is 0. Price jumps out as the obvious difference $3210 vs $1999 though availability and color might be a consideration. As low as $3,298. Focuser. 4mm. Everest Systems’ FLUOROSTAR TM color match roof coatings are a high gloss, single component, water-based, flexible PVDF fluoropolymer coating for spray applications that feature Kynar Aquatec ® technology for superior adhesion and unmatched colorfastness. "high performance and looks good doing it, versatility, manageability, afforfability: a better balance than anyone has a right to expect". 00. Altair Wave Series 115 F7 ED Triplet 1 6. William Optics Fluorostar 91 / FLT91 / Star finder scope; Star finder scope. Just ordered a Space Gray William Optics FLT 91 Fluoro Star 91mm f/5. 00. 00. The new William Optics Fluorostar FLT 91 is a three element air-spaced apochromatic refractor with a focal ratio of f/5. Series: FluoroStar . Page 1 of 2 - William Optics Fluorostar 91 Focuser Issue - Response from WO themselves. Filters: ZWO Premium LRGB Imaging Filter Set - 36mm Round Unmounted (Used only RGB) William Optics manufactures Refractor telescopes, binoculars, digital camera adapter lenses for telescopes, eyepieces, diagonals and other accessories. Part number manufacturer: A-F120GD-RP33 . It was useful enough to get me to sign up to CN. SWAN 2" SWAN 1. The FLT 91 is the perfect Apochromatic refractor for visual and photographic astronomers demanding excellence in a midsize telescope. 1 65kg (OTA only) 1 2. $293. Now Only $998. 【Refurbished】Fluorostar 91 APO-Red . pdf - Free download as PDF File (. 9) Flattener/Reducer: FLAT6AIII special edition for Fluorostar 91 (432 mm at f/4. The thing you can immediately notice is the smaller overall FWHM (2. A-F151. handle for cover MC5. Regular price $1,998 3 in stock View. : +1-847-513-6201. William Optics RedCat 51 (Unboxing) 0:16. SKU. 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. 05 Servicemanual_Fluorostar_050201. 0. 81mm Carry Soft Case. William Optics Fluorostar 91 Apo Triplet William Optics Flat 6A III 0. 900. 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. ZWO ASIair Plus 9 76. Equipment. Designed to. As low as $3,298. 95+[フォーカサー]デュアルスピード 3. Add to Cart. f/5. The flattener can be securely screwed on to the focuser. William Optics offers another model of apochromatic triplet refractor, the Fluorostar. I am new to astronomy. Store in a dry place: Store the telescope in a. 877 arc-sec/pixel* Thus, the median FWHM of 3. Vendor. 5" Focuser) As low as $8,198. Toll-Free: +1-800-504-5897. Now Only $1,398. The focuser is solid and doesnt move in a way which it. Zygo test available at additional cost. 99. The 10 minute sub exposures picked up the nebulosity I wanted but starlight drowned out everything. New-25. $79. For the William Optics . The urologist can check the injection of contrast agent material. 4mm This William Optics 2" Field Flattener and Reducer has been designed to optimize the flat-field iMost of their scopes don't appear to have counterparts with any other manufacturer. Am I on the right lines?WO Fluorostar 91 FPL 53 Triplet - posted in Refractors : Ive been using a Zhumell 130 dob for several months. Download: free Website: Printables. Add to Cart. 6 Refractor with All-New 2014 model 3. WO Gran Turismo 81 . The three-element optical design features a 91 mm aperture using FPL53 glass. De foto is van een FluoroStar 91 en dient alleen als voorbeeld voor de kleur. These corrective optics work best at a specific distance away from their glass elements, most commonly 55mm. 5mm spacer, but got elongated stars in the four corners. Fluorostar 91 SKU: T-FLT-91RD-RP33 . 00. With a 540mm focal length and f/5. Whether you call it The City of Joy or by its former name Calcutta, this city has…Using this adjustable field flattener makes astrophotography with the William Optics 73 mm ZenithStar APO Refractor even better. January 18, 2023. Vendor. Regular Price $1,998. $99. · 157 views I can use another set of eyes on this issue I'm running into. $1,933. Swap to the smaller Allen key and with a torch find the two screws at 45 degrees so just rotate the focus adjuster to see them. 9, 132mm at f/7, and 156mm at f/7. 00 - $2,897. Rated 0 out of 5 $ 1,698. T-FLT-91-SG-Refurbished. add to list. 25, 2022 Frames: 58. Quick view Compare Choose Options. Main Equipment, not all are listed here. I know it becomes slow with f/13. 9kg (8. . Important - colour may differ from photo, we will have this photographed shortly. Broad band images were taken from a Bortle 3 site in Sand Point Michigan while the Ha was shot from my backyard (Bortle 7). 00-425212-01. 8x reducer/flattener Pegasus focuscube IOptron CEM26 NINA on Melee quieter3c 60s * 30 images * 6 panels 32 darks, bias, flats processed in Pixinsight Reply More posts you may like. Wish List Compare. The three-element optical design features a 91mm aperture using FPL-53 glass. Product Details. 徐達杉. Nickname. TALK TO AN EXPERT :. New for 2021 - The FLT 91 is the perfect Apochromatic refractor for visual and photographic astronomers demanding excellence in a midsize telescope. William Optics. 00. Be the first to review this product . All New Slide-base UniGuide 32mm Scope. View full description. Page 5 of 23 - WO Fluorostar 91 - new scope - posted in Refractors : I have the Flat6AIII on my GT71, M63 focuser thread, and the 68III on my FLT 132, M92 focuser thread. 7. add to list. Providing the supreme visual and photographic performance astronomers expect from a medium sized telescope, the William Optics Fluorostar 91 f/5. Jay En Em. 1. → Refractors. Share. Takahashi. 【Refurbished】Fluorostar 91 APO-Red . . 03 Add to cart; Sale! New Cat Series Saddle Handle Bar ₹ 5,310. Adjustable reducer flattener Flat61R for Z61 . My current SW 100ED APO is a fine scope but as I tend to be a "grab n go" kind of guy, the shorter tube of the FL 91, mounted on my Porta II really appeals to me. Unfortunately, I was not able to get the focus right. . Qty. 3" Rack & Pinion Focuser - Available in Red, Gold, and Space Gray. about 8 hrs of data over 2 nights. William Optics Corp. Fluorostar 91 APO Triplet Refractor. 8 reducer flattener M92 edition. SKU. 6 and can be reduced with a reducer to f/3. . Stellarvue and other higher end offerings are out of my price rangeDescription. Mounting Rings;Business, Economics, and Finance. . If I had to do it over again, I would completely skip the Zenithstar. Or fastest delivery Thu, Nov 16. 75") 1,065: William Optics Gran Turismo 81:New Fluorostar 132 (Innovative Bahtinov Mask Cover) ₹ 393,103. 17Kg. leaning towards the latter. With twin handles that double as shoulder straps, allowing the case to be used as a rucksack, and additional. If your camera chip is too close or too far away, then the elements will not actually perform their intended corrections. 5, 2022 Frames: 71. 00 - Original price $2,897. Qty. Page 19 of 22 - WO Fluorostar 91 - new scope - posted in Refractors : Soon after I had purchased my 91mm I had added a 2nd WO Losmandy bar at the top, and then mounted the slide base for the guidecam on top of the dovetail. As I may sell the 100, I can live with. Brands / Companies 910 ; Cameras 3302 ; Sensors 465 ; Telescopes & lenses 3721 . The hottest star in the cluster has the stellar classification A2 and a visual magnitude of 8. We found other products you might like! New William Optics Flattener 68III. 00. It is part of the large star-forming region of the Cepheus molecular nebula complex. 8x Reducer / Flattener William Optics 2019 Slide Base 50mm Uniguide Scope Skywatcher AZ-EQ6GT Mount & Tripod ZWO ASI290Mini Mono Guide Cam ZWO ASI Air Pro ZWO 5v Electronic Focuser ZWO ASI1600mm Pro USB 3. I found a great deal on a used William Optic Fluorostar 91 APO with the. At this point you could technically say you're done, but I also saw a recommendation to se the FLT91's focal length to 21mm as a rough start point. Whereas the WO 91 is a natural f/5. Page 11 of 23 - WO Fluorostar 91 - new scope - posted in Refractors : Thats with the WO reducer for this scope and a QHY268. Adapters. 9. Fluorostar 91 APO Triplet Refractor. I’m on the verge of purchasing a new refractor, I currently have an EQ6 R pro, a SkyWatcher 200 PDS and a Canon R6. Add to cart. I have a Redcat 51, a Zenithstar 73, and a Fluorostar 91. Obviously for deep sky and nebula better quality images will be captured with a refractor. Fluorostar 91 Trailer. The FRA500 is slightly lighter and slightly smaller in length. William Optics Fluorostar 91 APO - Gold. My question is, will I notice a substantial improvement in the quality/ resolution of my images with a new scope? I'm looking at a 90mm triplet such as the StellaMira 90mm ED Triplet or the William Optics Fluorostar FLT 91, basically the biggest, fastest scope my mount will cope with. 00. Wish List Compare 【Refurbished】Fluorostar 91. The three. Both set ups look attractive and suitable to my needs. Gran Turismo 81 IV. 25" · Antlia Red 1. The three-element optical design features a 91mm aperture using FPL-53 glass. Wish List Compare. The FLT 91 is the perfect Apochromatic refractor for visual and photographic astronomers demanding excellence in a midsize telescope. The reducers always look. New for 2021 – The FLT 91 is the perfect Apochromatic refractor for visual and photographic astronomers demanding excellence in a midsize telescope. 25" Diagonals & Erecting Prisms. 99. 0. Full size JPG:Page 1 of 12 - My all new Askar 107PHQ - posted in Refractors : Hi all, finally received the new Askar 107PHQ I was waiting for! I was really surprised by the weight and the massiv build! Overall quality. 00. STAR 91 Ml 21 SPECIFICATION M92 M92 M83 Focal Length : 540mm Diameter : 91 mm Aperture : f/ 5. Available with red, gold or space gray accents. ZenithStar 73 III f/5. GEPRC Crocodile baby 4 inch Gopro Insta360 GO mou. 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. To see how to install the Flat6Aiii including the correct back focus go to the following link:two flatteners/focal reducers is like having two telescopes with different focal lengths. If your sensor is say at 48mm or at 67mm away, you may still see curvature, or still have coma affecting your images. 58 to 0. ZWO ASI2600mc camera. 9) Flattener/Reducer: FLAT6AIII special edition for Fluorostar 91 (432 mm at f/4. William Optics Fluorostar 91 The FLT 91 is the perfect Apochromatic refractor for visual and photographic astronomers demanding excellence in a mid. Focal Ratio:. Wish List Compare. 9) Flattener/Reducer: FLAT6AIII special edition for Fluorostar 91 (432 mm at f/4. Now Only $998. New-36. The FLT 91 employs FPL-53 glass and has an optical design consisting of three elements. The new William Optics Fluorostar FLT 91 is a three element air-spaced apochromatic refractor with a focal ratio of f/5. I just purchased a William-Optics Fluorostar 91 telescope and Flat 68 iii field flattener, and have a question about connecting a ZWO ASI 533 MC Pro camera. 9 aperture, this Fluorostar model strikes a balance between a wide field of view and detailed imagery, ideal for casual, serious stargazers and wide field imagers. The three-element optical design features a 91mm aperture using FPL-53 glass. The three-element optical design features a 91mm aperture using FPL-53 glass. Posted 01 January 2023 - 06:52 PM. 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. 3" R&P Focuser. Wish List Compare 【Refurbished】Zenithstar 73 III APO-Red. Free shipping. 00. 9 Focuser : 3. It can with the visual extension attached which is 3-4 inches long I didnt know it had to be removed before attaching the flattened. The STM-coatings and superb quality provide excellent optical performance and unmatched value. Add to Wish List. The visionary team of designers and engineers at William Optics spared no effort in selecting the finest. 5M subscribers in the astrophotography community. 9, 132mm at f/7, and 156mm at f/7. . Cameras: ZWO ASI 2600mm Pro and ZWO ASI 120mm-mini. 8 Reducer. The W-O documentation is pretty sparse (!), but their Flat 68iii page shows the back focus adjustment for a DSLR to be “5 mm (need additional adapter)”. As low as $1,998. These stars have very strong stellar winds and are extremely hot, with surface temperatures ranging from 20,000K to 210,000K. 34 degrees X 1. More than a playlist. 540mm. Sale Regular price $1,998. Experience the best of the line: the Williams Optics FLT151 Triplet APO f/6. The three-element optical design features a 91mm aperture using FPL-53 glass. 72. William Optics Fluorostar 91 / FLT91 / New scope and flattener/reducer; New scope and flattener/reducer. Wish List Compare. Add to Cart. 3. FLAT6AIII special edition for Fluorostar 91. 0 Features (Standard Version) • High quality metal focuser with anodized finish. The three-element optical design features a 91mm aperture using FPL-53 glass. 3" Rack & Pinion Focuser - Space Grey Version. Ken Bates. I couldnt get focus until I figured out to remove it.