The new William Optics Fluorostar FLT 91 is a three element air-spaced apochromatic refractor with a focal ratio of f/5. Page 4 of 23 - WO Fluorostar 91 - new scope - posted in Refractors : Seems like there is a pretty large shipping fee to. Lens Type Apochromatic Triplet Prime Lens Focal Length 540mm Diameter 91mm Aperture f/5. The latest scope in the FLT series is the Fluorostar 91. 813. I. If I had to do it over again, I would completely skip the Zenithstar. Technical Specifications. Regular Price $1,998. William Optics FLT 91 Fluorostar 91mm f/5. 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. $284. Put the correct sized flex coupler on the exposed shaft and tighten the grub screws down through the hole created by the grub screw removed earlier. / NINA) Guiding Telescopes Or. Focuser. 8 FR (M63 thread). Qty. Focuser Bracket William Optics FD80. EUR; GBP; Need Help? +62 812 7806 1789; About Us; Order Tracking; Contact UsTechnical details Telescope: William Optics Fluorostar 91 and Fla t6AIII focal reducer/flattener (fl=432 mm). 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. 877 arc-sec/pixel* Thus, the median FWHM of 3. Add to Cart-23. Pier Extension for AM5 Mount. 17Kg. 00 Regular Price $1,568. Nevertheless, I use their suggested setting of 5 mm with a 55 mm. William Optics Fluorostar 91 / FLT91 Imaging Cameras ZWO ASI533MC Pro Mounts ZWO AM5 Filters Antlia ALP-T Dual Band 5nm 2" Accessories William Optics Flat68 III · ZWO ASIAIR Plus Software Pleiades Astrophoto PixInsight Guiding Telescopes Or Lenses ZWO 30mm Mini Guider Scope Guiding Cameras ZWO ASI120MMThe Soul Nebula is a large emission nebula located in the constellation Cassiopeia, about 7,000 light-years from Earth. 9) triple apo. Add to Cart. 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. Download Manual. New Fluorostar 132 (Innovative Bahtinov Mask Cover (Patented) included) 1 Review . 99. William Optics. 75 thread on the opposite end. 9 Fluorostar. The three-element optical design features a 91mm aperture using FPL-53 glass. 9, 132mm at f/7, and 156mm at f/7. Write Your Own Review. 7) / GTF102 : Telescope or lens: 3: 20: William Optics Gran Turismo 102 / GT102 : Telescope or lens: 22: 345: William Optics Gran Turismo 153 / GT153 :ウィリアムオプティクス社 Fluorostar 91mm3枚玉 FPL53アポクロマートレンズの新鏡筒優れた光学設計によりストレールレシオ95%以上を達成しております[有効径] 91mm[焦点距離] 540mm(F5. - -10C cooled - Shot on April 26 and 27 night - 32 flats, darks, bias for each night Processing Details (PixInsight only):. The STM-coatings and superb quality provide excellent optical performance and unmatched value. 8 Field. William Optics Fluorostar 91 / FLT91 Imaging Cameras ZWO ASI2600MC Pro · ZWO ASI2600MM Pro Mounts Sky-Watcher EQ6-Ri Pro Filters Antlia 3nm Narrowband H-alpha 2" · Antlia 3nm Narrowband Sulfur II 2" · Antlia V-Pro Blue 2" · Antlia V-Pro Green 2" · Antlia V-Pro Red 2" · Optolong L-eXtreme 2" · ZWO UV IR CUT 2" AccessoriesThe William Optics Fluorostar 91 is a cutting-edge optical instrument meticulously designed to meet the exacting demands of astrophotography. 9. 25”-2” adapter Includes. Sort By: Quick view Compare Add to Cart. Details. 25" Accessories ZWO ASIAIR Plus · ZWO EAF · ZWO EFW 8 x 1. 4. All New Slide-base UniGuide 50mm Scope. The Stellarvue SVX102T-R has also caught my eye, with bigger aperture and less expensive flattener/reducer. 00 ₹ 369,310. Reviews. Each subs are fives minutes long and each panel is eights hours of exposure so. 72X (TKA36580L) · William Optics Flat6A III. Victoria’s modern rock @ 91. The fluorostar 91 with the 0. Page 2 of 2 - My Fluorostar 91 has arrived - posted in Refractors : Some users think the tilt may be induced by the threads on the FR/FF and, after determining the correct spacing, replace the threaded ring with a 3D printed part thats just a slip fit. $2,697. 00 My account / Register. 4 Image circle: 44mm Objective lens: Quintuplet air-spaced APO (including two ED glass)William Optics Fluorostar 91 Triplet APO Refractor Telescope with 3. Be the first to review this product . William Optics Fluorostar Series: Optolong L-Ultimate filter: ZWO ASI 2600MC PRO: ZWO AM5: In these collections OSC About. 8Kg Focal ratio: f/6. William Optics Fluorostar 91 Triplet APO Refractor Technical Specifications. Jay En Em. Quick view Compare Add to Cart. FLT 91 with the Flat 6AIII x0. 1mm from the back of the flat to the camera chip. Telescope: Fluorostar 91 APO / Fluorostar 132 / Takahashi FC-100 Or something in this category up to 10-12k EUR Mount: ZWO AM5 Mount / ZWO TC40 Carbon Control:. We found other products you might like! New William Optics Flattener 68III. Triplet Air spaced lens, TMB design, Triplet Air spaced lens, TMB. The focuser is solid and doesnt move in a way which it. 6 Refractor with All-New 2014 model 3. Coupled with my ZWO ASI1600 MM Pro, the field of view is 2. → Refractors. Borg 107fl / Esprit 100 / WO fluorostar 91 I’d love to get a Tak FSQ 106 but my wife would likely shoot me 😀 comments sorted by Best Top New Controversial Q&A Add a Comment. STAR 91 Ml 21 SPECIFICATION M92 M92 M83 Focal Length : 540mm Diameter : 91 mm Aperture : f/ 5. Now Only $1,398. The nose and cockpit section of FM104. 9 Dispositivos. The three-element optical design features a 91mm aperture using FPL-53 glass. FLAT6AIII／FLT-91 Special Edition 35,200円（税込） FLT-91APO専用のFLAT6AIII/FLT-91 Special EditionはM92-M63変換リングがセットとなっており、FLT-91APOで使う前提でアジャストされていますので、先端にカメラマウントを取り付けるだけですぐに撮影可能。I have a Redcat 51, a Zenithstar 73, and a Fluorostar 91. For the guide scope, I don't think this is as critical a choice as the main scope, so I expect something like a WO 50mm or ZWO 30mm would be adequate here. 0 mm in spacers and still the same problem. Nickname. All New 50mm Guiding Scope. I have heard William Optics FLT 91 Fluorostar is one of the best optic refractors of its league. Was wondering what people thought of them. 4mm spacing is more or less a. 00. 9 telescope has a retracted length of just 390mm (15. William Optics Fluorostar 91 FLT91 f/5. *** Editors Note: Since the publication of this article, Astro Parts Outlet Used Telescope has […]2. 77 degrees (see scope mounted, Version B). The deep-sky imaging performance of that little APO is what. Component What I use; Optics: William Optics Fluorostar 91 w/reducer: Filter Wheel: ZWO 7-position automated filter wheel (50mm/2″) Filters: Astronomik Deep Sky Red, Green, Blue, plus MaxFR Ha, and L1 luminance (Astronomik Oxygen III and Sulfur II filters are on order) Stellarvue and Feather Touch, here I come. The William Optics Fluorostar 91 is the perfect Apochromatic refractor for visual and photographic astronomers demanding excellence in a midsize telescope. 441mm. My review of the William Optics Fluorostar 91 APO Triplet and some exciting news from the AstroWorld TV team! Visit my Astrobin page for Hi-Resolution images. The nebula is located in the central-southern part of the constellation, about 5 ° north of the star ζ Cephei. Apochromatic Triplet Prime Lens. 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. TALK TO AN EXPERT :. $ 293. Im having trouble finding honest reviews on the Fluorostar 93. Add to Cart. $1,933. As low as $3,298. Guidescope an option. 8x. William Optics Fluorostar 91 / FLT91 / Star finder scope; Star finder scope. Pixel scale looks good with my 533 MC Pro, should frame some of the DSO's nicelyTelescope/Lens: William Optics Fluorostar 91 (540 mm at f/5. Naturally, they had a non-EC show up as in stock the next day. 86 shipping. Be the first to review this product . We would like to show you a description here but the site won’t allow us. Im looking for a reasonably sized. A 300 f/2. 8 These are premium instruments primarily aimed at astrophotographers, but they can also be used for visual observations. 72) Filter: Chroma 36mm HA 3nm Telescope Filter - Unmounted. 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. 16, 2023 · Feb. The three-element optical design features. I can only say that Esprit owners seem well satisfied and and the same is true of Willams Optics scope owners. 00 £299. 25" Diagonals & Erecting Prisms. In stock. Everest Systems LLC has officially launched a new, high-performance and field-applied topcoat under the Fluorostar brand name for restoring and protecting multiple types of roofing surfaces with long-lasting color. Broad band images were taken from a Bortle 3 site in Sand Point Michigan while the Ha was shot from my backyard (Bortle 7). 8 in 150 mm aperture. ) So indeed, FRA600 performs noticeably better with the reducer. Specifications product. 91mm. The FLT 91 is the perfect Apochromatic refractor for visual and photographic astronomers demanding excellence in a midsize telescope. The FLT 91 is an Apochromatic refractor with a focal length of 540 mm and an aperture of f/5. $2,494. 00. 1 Introdução e Segurança. William Optics FLT 91 Fluorostar 91mm f/5. 00 Regular Price $1,568. 9) Flattener/Reducer: FLAT6AIII special edition for Fluorostar 91 (432 mm at f/4. FLT-91 / Flat 68iii elongated stars? - posted in Experienced Deep Sky Imaging: First light on my W-O Fluorostar 91 / Flat 68iii, and could use some advice. Vendor. I've tried multiple back focus adjustments and have adjusted the adjustable flattener/reducer. The STM-coatings and superb quality provide excellent optical performance and unmatched value. 91 von 91 01. f/5. 250 180 second exposures. OTA Weight. FLAT6AIII special edition for Fluorostar 91. Using FPL-53 glass this telescope provides excellent aberration correction. Because the Fluorostar 110 is well suited to viewing nebulae, clusters, large galaxies and comets, we recommend the use of high quality wide angle eyepieces. 4mm. Details. I am new to astronomy. The STM-coatings and superb quality provide excellent optical performance andFluorostar 91 Mini PC / UPB2 Mount . 8 These are premium instruments primarily aimed at astrophotographers, but they can also be used for visual observations. Ah used telescope stuff! I have always enjoyed finding a deal – boats, cars, jewelry (for my significant other of course), and yes, telescopes – well you name it, I am into getting a deal. This scope is amazing, and huge shout out to AgenaAstro for getting me this in su. 【Refurbished】Fluorostar 91 APO-Red . William Optics heeft de flattener 6AIII geschikt gemaakt voor de FluoroStar 91 telescoop. 00. William Optics Gran Turismo 81 f/5. 00. Fluorostar 91 APO. Wish List Compare 【Refurbished】Gran Turismo 81 IV-Space Grey . º 5477779_1 GE OEC Medical Systems GmbH. 56% Hot. Intl. 9. The one on the left is the newly released GT 81 WIFD which seems to be a very similar scope. Both about the same price. 25" WA 1. 9 micron. Brands / Companies 910 ; Cameras 3302 ; Sensors 465 ; Telescopes & lenses 3721 . 72) Filter: Chroma 36mm HA 3nm Telescope Filter - Unmounted; Filter: Chroma 36mm OIII 3nm Telescope Filter - Unmounted; Mount: Sky-Watcher EQ6-R Pro (Used iOptron Tri-pier with Adapter 8036-TK)The William Optics Fluorostar 91 is the perfect Apochromatic refractor for visual and photographic astronomers demanding excellence in a midsize telescope. I only got the EC from Mile High as I was tired of waiting for the non-EC to be in stock and have done 2 minute subs unguided as well as 5 minute subs that look OK. Monitor Cart p/n OEC. Pixel scale looks good with my 533 MC Pro, should frame some of the DSO's nicelyWilliam Optics Mortar三脚用 赤道儀接続アダプター タカハシP-2赤道儀用The William Optics FLT 91 is the perfect apochromatic refractor for visual and photographic astronomers demanding excellence in a midsize telescope. 1 year warranty. 0 TELESCOPE. 00. Add to Cart. Fluorostar is a water-based and ultra-thin film roof coating formulated with Kynar Aquatec®, a world. Heavy-Duty Focuser with Integrated Camera Rotator, Tube Rings, Soft Case and Accessories. Zillow has 23383 homes for sale in British Columbia. Add to Cart. That does not mean that it cannot be used visually, with an eyepiece, for the visual observer who wants the very best image. Or fastest delivery Thu, Nov 16. Now Only $998. New Fluorostar 132 (Innovative Bahtinov Mask Cover (Patented) included) 1 Review . William Optics Fluorostar 91 / FLT91 / New scope and flattener/reducer; New scope and flattener/reducer. GameStop Moderna Pfizer Johnson & Johnson AstraZeneca Walgreens Best Buy Novavax SpaceX Tesla. 5" R&P Focuser. I have an 8 scope sitting by my star adventurer, and I havent used it once. 00. Optional. SKU. 25" WA 1. Shop Home / Accessories / Boltwood Cloud Sensor III Brand: Diffraction Limited Accessories Boltwood Cloud Sensor III. A. Really enjoying the new setup. Apochromatic Triplet Prime Lens. Zygo test available at additional cost. Add to Cart. 99. 9 Triplet Apo Refractor with Carry Case - Space Gr. Most relevant Top fan. 30 Add to cart; Sale! Fluorostar 91 APO ₹ 203,103. Feitelijk zijn beide flattener / reducer gelijk aan elkaar alleen zit bij dit product een M92 adapter bijgeleverd. CLOSED: Thanksgiving, Christmas Day, New Year's Day. If they were just sourcing and retailing scopes like some other brands, I'd expect to be able to easily find equivalents to, say, the RedCat 71 or the Fluorostar 91. Quick view Compare Choose Options. I have the Fluorostar 91 Triplet, but. 4 Videos. 9, 132mm at f/7, and 156mm at f/7. $8,898. 5mm to sensor) Im guessing that everyones spacing may be slightly different and even WO basically says the 5. Heywood. 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. Some of William Optics’ most well-known telescopes include: William Optics RedCat 51; William Optics RedCat 71Observing mode: 121mm Aperture size: 65mm Net weight: 2Kg Focal length: 416mm Gross weight: 2. 9 APO Refractor features a three element triplet design and uses FPL-53 glass. These stars have very strong stellar winds and are extremely hot, with surface temperatures ranging from 20,000K to 210,000K. 【Refurbished】Fluorostar 91 APO-Red . . Fluorostar 91 APO. 00. 3″ Rack & Pinion Focuser ($2000) This is a good example of an APO refractor that is designed and packaged primarily for the Astrophotography market. 9AM-5:30PM CT Mon-Fri. Use a dust cover or a soft cloth to cover the telescope and protect it from dust. Altair Wave Series 115 F7 ED Triplet 1. I couldnt get focus until I figured out to remove it. 9 Fluorostar. During alignment of the star finder with a distant. Price jumps out as the obvious difference $3210 vs $1999 though availability and color might be a consideration. Optional. 00 Add to cart. Find Flt in For Sale. 00. · 157 views I can use another set of eyes on this issue I'm running into. 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. 00. 75") 1,065: William Optics Gran Turismo 81:New Fluorostar 132 (Innovative Bahtinov Mask Cover) ₹ 393,103. 0 mm in spacers and still the same problem. 32. 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. The three. 291bs / 5. Fluorostar 91 APO. We would like to show you a description here but the site won’t allow us. Dielectric Coating Diagonals; Erecting Prisms; Accessories. Mounting Rings;FLAT6AIII special edition for Fluorostar 91 . Fluorostar 91 APO Fluorostar 91 APO Fluorostar 91 APO Fluorostar 91 APO Fluorostar 91 APO Christmas Tree Nebula by By Nihar Nair Christmas Tree Nebula by By Nihar Nair. Adjust Distance for DSLR and Mirrorless Camera is 5. Saddle handle bar: Newly designed. Next session will see me adding a total of 2mm. The FLT 91 is the perfect Apochromatic refractor for visual and photographic astronomers demanding excellence in a midsize telescope. 25, 2022 Frames: 45. ZWO ASI Air Plus control computer. 3. I bought it used and I know I need to do a factory reset on it. Mount: Sky-Watcher EQ6-R Pro (Used iOptron Tri-pier with Adapter 8036-TK)Special Edition FLAT6AIII Adjustable Reducer / Flattener for William Optics Fluorostar FLT 91 Telescopes. f/5. Page 12 of 23 - WO Fluorostar 91 - new scope - posted in Refractors : Matt You may have made the same. 95+ Strehl Ratio. Tilt in my Fluorostar 91 and image train - please help with process here - posted in Beginning Deep Sky Imaging: Hi All Thanks in advance for help/advice you can provide. The William Optics Fluorostar 91 is the perfect Apochromatic refractor for visual and photographic astronomers demanding excellence in a midsize telescope. mjstake when I received my scope. William Optics RedCat 51 (Unboxing) 0:16. 40mm. Dual Speed 3. Mount: Sky-Watcher EQ6-R Pro (Used iOptron Tri-pier with Adapter 8036-TK)Telescope/Lens: William Optics Fluorostar 91 (540 mm at f/5. Lens Type: Apochromatic. Note: Adjustment Distance for DSLR and Mirrorless Cameras (and other cameras with the same backspacing) is 5. More than a playlist. April 14, 2023. Add to Wish List. William Optics Fluorostar 91 Imaging Cameras ZWO ASI2600MC Pro Mounts iOptron CEM40 Accessories ZWO OAG · ZWO ASIAir Pro · William Optics Flat6AIII Software Astro Pixel Processor · Pixinsight 1. 6 and can be reduced with a reducer to f/3. Had to fiddle with the installation as I ended up putting the mount screws into one of the focusing tighteners and so it wasnt able to focus, but once Id figured that out and used the different mounting holes on the bottom of the. 48mm T mount for Pentax K - Black . Product Details. 9, 132mm at f/7, and 156mm at f/7. Vendor William Optics Regular price $1,998 Sale price save $-1,998 Unit price / per . William Optics Corp. (Pre Order)New Fluorostar 156 (With Feather Touch 3. The STM coatings and superb quality provide excellent optical performance and unmatched value. 95+ Strehl Ratio. View full description. William Optics Fluorostar 91 Triplet APO Refractor Telescope with 3. 6M subscribers in the astrophotography community. Focal Length. January 18, 2023. Fluorostar 91 APO Triplet Refractor. The back focus is a critical spacing that must be obtained if one is using a Flattener or Reducer. Other suggestions welcomed. I was amazed at how much more detail the plug in pulled out, incredible for a 5" scope, at least that's what I. 00. 00. 00. (Pre Order)New Fluorostar 156 (With Feather Touch 3. 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. 00. Be the first to review this product . William Optics Fluorostar 91 / FLT91 Guiding Cameras ZWO ASI290MM Mini Acquisition details Dates: April 26, 2023 · April 27, 2023 Frames: IDAS GNB Galaxy Nebula Booster 2": 80. Wish List Compare 【Refurbished】Fluorostar 91. Im having trouble finding honest reviews on the Fluorostar 93. 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. Hours of Operation. 72. Wish List Compare. . 【Refurbished】Fluorostar 91 APO-Space Grey. The STM-coatings and superb quality provide excellent optical performance and unmatched value. Wish List Compare 【Refurbished】Gran Turismo 81 IV-Space Grey . Ken Bates. Gran Turismo 81 IV. These corrective optics work best at a specific distance away from their glass elements, most commonly 55mm. . 9 APO Refractor features a three element triplet design and uses FPL-53 glass. Orange Bird Wildlife - RED Komodo 6K / WO Redcat 250mm F4. This is a 2 piece U Bracket that allows a BeeLink MiniPC and Pegasus Astro UBP2 to mount on top of a Fluorostar 91 scope. As low as $4,378. Optional. With a 3-element triplet design and FPL-53 glass, this William Optics 91 mm f/5. FLT-110mm F/7, 770mm with pair of 115mm mounting rings and Custom Aluminum Case. What We Like About the Sky-Watcher Esprit 120 Refractor. 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. William Optics Fluorostar 91 Triplet APO Refractor Telescope with 3. 31 micron pixel camera, so 0. Regular price $1,998 3 in stock View. 0. That is just about the limit of the sky, guiding and diffraction limit for a 91mm aperture. The three-element optical design features a 91mm aperture using FPL-53 glass. The three-element optical design features a 91 mm aperture using FPL53 glass. I have since added another 1. 95+ Strehl. Pegasus Astro Indigo Filter Wheel (7 position, 2" or 50mm filters) 1 32. 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. 00 Regular Price $1,998. 9. M31 Fluorostar 91 First Light - posted in Beginning Deep Sky Imaging: This is my first post. doc Adjustment from the. Rated 0 out of 5 $ 1,998. Dielectric Coating Diagonals; Erecting Prisms; Accessories. I recently removed the dovetail on top and put back in place the guide bar to its original setup the way the scope. Extension Tube Length. 41,727 likes · 1,739 talking about this · 869 were here. T-FLT-91.