Be the first to review this product . The FLT 91 is the perfect apochromatic refractor for visual and photographic astronomers demanding excellence in a midsize telescope. 9 micron. Nickname. 72) Filter: Chroma 36mm SII 3nm Telescope Filter - Unmounted; Filter: Chroma 36mm HA 3nm Telescope Filter - Unmounted;The FLT91 Fluorostar lens is designed to be compatible with various camera mounts, including Canon EF and RF, Nikon F and Z, Sony E, Pentax K, Micro 4/3, and Fuji X T-Mounts. 72) Filter: Chroma 36mm SII 3nm Telescope Filter - Unmounted; Filter: Chroma 36mm HA 3nm Telescope Filter - Unmounted;Canon EF, RF Nikon F, Z Sony E Pentax K Micro Four Thirds (M4/3) FUJI X. To calculate how much back focus spacing you need to add, take the thickness of the filter and divide it by 3. The reducers always look undersized in comparison. William Optics. Utilizing FPL-53 synthetic fluorite glass with STM coatings, this. Page 1 of 2 - William Optics Fluorostar 91 Focuser Issue - Response from WO themselves. In stock. 9) Flattener/Reducer: FLAT6AIII special edition for Fluorostar 91 (432 mm at f/4. Add to Cart. 00. Then, put the bracket in place and use the M3 screws and washers in the spots where the others were just removed. Regular price $4,378 1 in stock View. 18, 2023 Frames: 57. Hope that WO reads related threads here and strive to improve. Add to Cart. 95 FREE! Add to Cart. Fluorostar 120. Seems like an unreleased scope with their new internal focus system. 9) triple apo. Quick view Compare Choose Options. Fluorostar 91 BUY NOW New for 2021 - The FLT 91 is the perfect Apochromatic refractor for visual and photographic astronomers demanding excellence in a midsize telescope. The three-element optical design features a 91mm aperture using FPL-53 glass. 00. 03 Add to cart; Sale! New Cat Series Saddle Handle Bar ₹ 5,310. I was amazed at how much more detail the plug in pulled out, incredible for a 5" scope, at least that's what I. Identical to the standard FLAT6AIII optically but with an additional adapter to fit the FLT 91 telescope. William Optics Fluorostar 91 APO - Gold. Posted 07 March 2022 - 08:46 PM. 95+ Strehl. 3" Rack & Pinion Focuser. Nickname. since it works with the FLT 91. The FRA500 is slightly lighter and slightly smaller in length. As low as $1,998. 00. Wolf–Rayet stars are evolved, massive stars that have completely lost their outer hydrogen and are. The Fluorostar’s connectivity functionalities help increase workflow efficiencies in any clinical applications. 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. RotoLock Adapters; Camera / T-Mount Adapters; Mounting. I decided to upgrade to a WO Fluorostar and EQ6-R and the results are super good. 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. Add to Cart. The FRA500 is slightly lighter and slightly smaller in length. Details. I have somewhat narrowed it down between an Esprit 100 or the William Optics Fluorostar 91. An Avro Lancaster bomber built in Ontario by Victory Aircraft Ltd. $2,494. De foto is van een FluoroStar 91 en dient alleen als voorbeeld voor de kleur. Telescope/Lens: William Optics Fluorostar 91 (540 mm at f/5. Filter: Antlia 36mm OIII 3nm Narrowband Filter -. The 68III is at least twice as big and twice as heavy as the 6AIII. 8 FR (M63 thread). Rated 0 out of 5 $ 1,998. Comment. William Optics Fluorostar 91 The FLT 91 is the perfect Apochromatic refractor for visual and photographic astronomers demanding excellence in a mid. As low as $53. Focuser Bracket William Optics FD80. • Precise focus control for planetary and deep sky imaging. 72) Filter: Chroma 36mm HA 3nm Telescope Filter - Unmounted; Filters: ZWO Premium LRGB Imaging Filter Set - 36mm Round Unmounted (Used only RGB)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. ع. All New Adjustable Flat6AIII (T-mount not included) 1 Review. doc 3Version 1. 8 Reducer - DIY 3D printed guide cam with IMX290 and ZWO 30F4 Acquisition Details: - 100 x 120s + 230 x 60s - 0 gain. 5" Focuser) As low as $8,198. Designed to. 8x. Mount: Sky watcher EQ6R-pro. 25" WA 1. Guiding camera: ZWO ASI174MM Mini via ZWO OAG;. 00. The fluorostar 91 with the 0. The STM coatings and superb quality provide excellent optical performance and unmatched value. 9 Triplet!!! Totally lucked out and found one in stock at one of the Telescope sites. Looks like a straight fit with the WO adapter. com. EAF Manual EAF Manual EN V1. *** Editors Note: Since the publication of this article, Astro Parts Outlet Used Telescope has […]2. William Optics Fluorostar 91 Apo Triplet William Optics Flat 6A III 0. Remove the temperature gauge off the telescope. Has anyone ever put a ZWO EAF on a William Optics Fluorostar 91?William Optics Fluorostar 91 / FLT91 Imaging Cameras ZWO ASI2600MC Pro Mounts Sky-Watcher EQ6-R Pro Acquisition details Dates: Nov. If your camera chip is too close or too far away, then the elements will not actually perform their intended corrections. I found a great deal on a used William Optic Fluorostar 91 APO with the. The three-element optical design features a 91mm aperture using FPL-53 glass. Our Price: $1,998. · 157 views I can use another set of eyes on this issue I'm running into. Just ordered a Space Gray William Optics FLT 91 Fluoro Star 91mm f/5. 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. 3" Rack & Pinion Focuser - Available in Red, Gold, and Space Gray. · 151 views. William Optics Fluorostar 91 FLT91 f/5. OCAL Electronic Collimator 1 9. Now the biggest question is. There's an initial grub screw to remove which will them expose the screws holding the gauge to the shaft. FOA-60 Ortho Apochromatic Refractor. Oggetto di questa recensione. Add to Cart-23. I have a Williams Optics FLT 91 with a diagonal. $2,697. Fluorostar 120. - posted in Refractors : Dear all, First and foremost, I dont have a real connection with William Optics nor am I affiliated with them, and I am not a spokesperson for them. . The FLT has FPL53 glass and the years of great reputation of William Optics build quality. Fluorostar 91. 25" WA 1. With a 3-element triplet design and FPL-53 glass, this William. The STM-coatings and superb quality provideWilliam Optics FluoroStar 110 mm ED Triplet f/7 APO Refractor Telescope on sale and available from our online store. The 10 minute sub exposures picked up the nebulosity I wanted but starlight drowned out everything. 00 Regular Price $1,998. As low as $1,568. William Optics. Fluorostar 91 APO Triplet Refractor. Description Reviews (0) Description. 9) Flattener/Reducer: FLAT6AIII special edition for Fluorostar 91 (432 mm at f/4. net job: 7291421 RA center: 05 h 23 m 03 s. New Fluorostar 132 (Innovative Bahtinov Mask Cover (Patented) included) The William Optics Fluorostar 132 (FLT 132) is ideal for astrophotography due to the FPL-53 glass objective lens. 00. Toll-Free: +1-800-504-5897. Be the first to review this product . For the WO 1x Flat (68III), you must be 65mm. Add to Cart. All New Adjustable Flat6AIII (T-mount not included) $229. 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. . 00-425243-01. Extended Length. Diameter. $293. I have a Redcat 51 and am really pleased with it but would like something a bit bigger. The FLT 91 is the perfect Apochromatic refractor for visual and photographic astronomers demanding excellence in a midsize telescope. Add to Wish List. . As low as $4,378. I know it becomes slow with f/13. The FLT 91 is the perfect Apochromatic refractor for visual and photographic astronomers demanding excellence in a midsize telescope. Coupled with my ZWO ASI1600 MM Pro, the field of view is 2. Qty. Regular price $1,998 3 in stock View. SKU. OpticsPlanet, Inc is an Authorized US Distributor for William Optics Telescopes. Zygo test available at additional cost. 25, 2022 Frames: 58. The three-element optical design features a 91mm aperture using FPL-53 glass. New for 2021 – The FLT 91 is the perfect Apochromatic refractor for visual and photographic astronomers demanding excellence. FOA-60 Ortho Apochromatic Refractor. Any suggestions for good double star targets for 90 mm of refractor?FLAT6AIII special edition for Fluorostar 91 . I have since added another 1. 4 Videos. Zenithstar 73 III APO . 0 Features (Standard Version) • High quality metal focuser with anodized finish. Jul 18, 2022. (Pre Order)New Fluorostar 156 (Innovative Bahtinov Mask Cover (Patented) included) As low as $7,398. 17, 2023 Frames: Chroma Blue 31 mm: 10. Each subs are fives minutes long and each panel is eights hours of exposure so. Hot. Cloudy Nights. Now Only $998. 877 arc-sec/pixel* Thus, the median FWHM of 3. Apochromatic Triplet Prime Lens. 9 Triplet Apo Refractor. “続いて> FLT-91鏡筒とセットでおすすめなのがフラットナーレデューサー”FLAT6AIII”. 00. Imaging for cystoscopy, stone retrieval, urodynamics and other urology procedures can be simple and accurate with the OEC Fluorostar. Be the first to review this product . 9AM-5:30PM CT Mon-Fri. Guide Star 61 (Soft Carry Case included) As low as $438. It is similar to the Gran Turismo series, and at present it comes in apertures of 91mm at f/5. Wish List Compare. A. 20 Ricky Graham #. 00 Select options. add to list Tags Pegasus Astro Powerbox Advance. 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. I can only say that Esprit owners seem well satisfied and and the same is true of Willams Optics scope owners. . DESCRIPTION The FLT 91 is the perfect Apochromatic refractor for visual and photographic astronomers demanding excellence. Lens Type: Apochromatic Triplet Prime Lens. . Extended Length. William Optics offers another model of apochromatic triplet refractor, the Fluorostar. There's an initial grub screw to remove which will them expose the screws holding the gauge to the shaft. Remove the temperature gauge off the telescope. 3 shares. Add to Cart. 100+ bought in past month. $6,049. Fluorostar series. FLO had the FLT 91 in stock in red so I took the plunge, my guide scope is the William Optics 50mm with a ZWO 290MM and the main camera is a ZWO. William Optics FLT 156 - posted in Refractors : For those who may be interested, William Optics has just listed its Fluorostar 156 f/7. It was useful enough to get me to sign up to CN. The FLT 91 is the perfect Apochromatic refractor for visual and photographic astronomers demanding excellence in a midsize telescope. 9 FLT Apochromatic Refractor is just the excellent midsized visual and photographic instrument sought by discerning astronomers. The hottest star in the cluster has the stellar classification A2 and a visual magnitude of 8. Fluorostar 91 APO . View full description. Wish List Compare 【Refurbished】Gran Turismo 81 IV-Space Grey . For the William Optics . Add to Cart. Download Manual. 9 Imaging APO Triplet Refractor FPL-53 - Australian Authorised dealer Add the. The nebula is located in the central-southern part of the constellation, about 5 ° north of the star ζ Cephei. 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. 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. 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. Add to Cart-23. William Optics. Fluorostar 91 Trailer. Those look so nice. 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. ZWO ASIair Plus 9 76. Download Manual. Qty. 8x reducer is almost identical FOV as the Zenithstar was, but gathers more light and faster, and the Zenithstar was not as good as the Redcat anyway. Add to Cart. 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 seems to be very good, at least I could not find anything that looks or feels cheap. 1. New-36. The three. 【Refurbished】Fluorostar 91 APO-Red . 30 Add to cart; WO Cellphone Holder Telescope Adapter for any type of smartphones!!! Read moreThere are 91 ads in this category. As low as $730. 25" inch RedCat Erecting Prism - Silver Version (for RedCat 51 only) $137. 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. Now Only $1,398. Heywood. 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. Adjust Distance for DSLR and Mirrorless Camera is 5. Fluorostar series. Dual Speed 3. / NINA) Guiding Telescopes Or. I hope this helps. William Optics RedCat 51 (Unboxing) 0:16. Add 30 Minute Product Setup Appointment with Gear Expert to your order. William Optics Fluorostar 91 FLT91 f/5. Incredible numbers. That, or purchase a new. 6 focal ratio, ideal for wide-field imaging of the deep sky Petzval design ensures flat field across 44mm image circle, while two ED elements virtually eliminate chromatic aberration Rotatable 3” rack-and-pinion focuser, M68-M48 adapter, 2” adapter ring, and 1. → Refractors. Coupled with my ZWO ASI1600 MM Pro, the field of view is 2. 900. New-36. I have question for any owners of this scope who may have a Moonlite focuser installed on it. Sort By. I have a Redcat 51, a Zenithstar 73, and a Fluorostar 91. The Zone at 91-3, Victoria, British Columbia. Fluorostar comes with an excellent amount of internal storage - up to 60,000 images. Tel: +34 91 663 2500 Turkey - Istanbul Tel: +90 212 36 62 900 UK - Slough Tel. 00. An Apochromatic triplet refractor for visual astronomers and astrophotographers who want very high performance from a midsize telescope. Pegasus Astro Indigo Filter Wheel (7 position, 2" or 50mm filters) 1 32. The latest scope in the FLT series is the Fluorostar 91. 9 Triplet Apo Refractor. That does not mean that it cannot be used visually, with an eyepiece, for the visual observer who wants the very best image. cþl 22mm Weight : 9. 9) Flattener/Reducer: FLAT6AIII special edition for Fluorostar 91 (432 mm at f/4. As low as $933. 00. This is a NEW listing. 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)”. 00. High-Quality Refractor Telescopes, Binoculars, Eyepieces, Diagonals and other Optical Accessories. 1113. Ken Bates. As low as $1,998. 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. All reactions: 155. 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. Posted 01 January 2023 - 06:52 PM. was founded in Taiwann for the purpose of making astronomical telescopes for use by the more demanding amateur astronomer and birder. The FLT 91 employs FPL-53 glass and has an optical design consisting of three elements. View full description. 00. 4 Reviews. Hours of Operation. Add to Cart 3 in stock Yes, our inventory is accurate! See It In Person - On Display In Our Showroom!. Shop Home / Accessories / Boltwood Cloud Sensor III Brand: Diffraction Limited Accessories Boltwood Cloud Sensor III. William Optics Fluorostar 91 / FLT91 Imaging Cameras ZWO ASI2600MM Pro Mounts Sky-Watcher HEQ5 PRO Filters Chroma Blue · Chroma Green · Chroma H-alpha 3nm Bandpass · Chroma OIII 3nm Bandpass · Chroma Red Accessories Pegasus Astro Powerbox Micro · William Optics Flat6A III · ZWO EAF · ZWO EFW 7 x 36mm SoftwareThe Fluorostar 110 is designed to work with both 1 1/4 inch and 2 inch diameter eyepieces in various focal lengths, for both daytime and nighttime viewing. ขายกล้องดูดาว William Optics Fluorostar 132 F/7 OTA Red ในราคาที่คุณถูกใจ. Aperture (mm): 120Equipment explorer: William Optics Fluorostar 91 / FLT91 AstroBin's equipment database is entirely maintained by the community. The three-element optical design features a 91 mm aperture using FPL53 glass. The three-element optical design features a 91mm aperture using FPL-53 glass. The deep-sky imaging performance of that little APO is what. 00. 0. add to list. Not sure how much of the actual manufacturing they do, but they seem to design them. I ordered a William Optics FLT 91 Fluorostar 91mm f/5. These corrective optics work best at a specific distance away from their glass elements, most commonly 55mm. I am fairly new to Astro (about 8 mo) as my first scope is a Celstron 8SE. I'm looking forward to this coming Christmas. 00. A soft carry case comes standard with the William Optics Fluorostar 91. The FLT 91 is a superb instrument and I will be using it regularly when the nebula season returns this summer. Free US shipping on orders over $25!Fluorostar 91 APO quantity. William Optics Fluorostar 91 / FLT91 Imaging Cameras ZWO ASI2600MM Pro Mounts ZWO AM5 Filters Optolong H-Alpha 3nm 2" · Optolong OIII 3nm 2" · Optolong SII 3nm 2" Accessories William Optics Flat68 III · ZWO ASIAIR Plus · ZWO EAF · ZWO EFW 5 x 2" Software Pleiades Astrophoto PixInsightWith a focal length of 478mm, this f/5. The three-element optical design features a 91mm aperture using FPL-53 glass. William Optics Fluorostar 91 Triplet APO Refractor Telescope with 3. CLOSED: Thanksgiving, Christmas Day, New Year's Day. FLAT6AIII special edition for Fluorostar 91 . 徐達杉. 9) Flattener/Reducer: FLAT6AIII special edition for Fluorostar 91 (432 mm at f/4. Gran Turismo 71 APO. Sort By: Quick view Compare Add to Cart. $2,697. Page 1 of 2 - My Fluorostar 91 has arrived - posted in Refractors : My Fluorostar 91 (FLT 91) just arrived. Zillow has 23383 homes for sale in British Columbia. Dielectric Coating Diagonals; Erecting Prisms; Accessories. 3" Rack & Pinion Focuser - Space Grey Version. add to list. 5mm spacer, but got elongated stars in the four corners. I have question for any owners of this scope who may have a Moonlite focuser. 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. The visionary team of designers and engineers at William Optics spared no effort in selecting the finest. Details and Features. Download: free Website:. In Stock. I also received the WO FLAT 6A III x0. 4”), compact enough to qualify as carry-on luggage with most airlines. 00 Add to cart. William Optics. Telescope: William Optics FLT 120 (780mm at F/6. William Optics Fluorostar 91 Triplet APO Refractor Technical Specifications. 95+ Strehl Ratio. 72X (TKA36580L) · William Optics Flat6A III. 00. 8x Reducer / Adjustable Field Flattener 6AIII for FLT 91 (432 mm at f/4. 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. 【Refurbished】Fluorostar 91 APO-Red . Can I really justify dropping ~$3,000 for 2 scopes? (I am expecting the Fluorostar 91 to be around $2,000 and the Redcat 71 around $1,000) Product Q&A. Victoria’s modern rock @ 91. 25" WA 1. I bought a FLT 91 a few months back. Equipment. P-FLAT6AIII-M92. Filter: Chroma 36mm OIII 3nm Telescope Filter - Unmounted. Home / William Optics Fluorostar 91 with 3. • Flexible installation for use on a variety of refractors, Newtonians, schmidt cassegrain and other Optical TubeWilliam Optics Fluorostar 91 / FLT91 Imaging Cameras QHYCCD QHY268 Pro M Mounts Software Bisque Paramount MX+ GEM Filters Chroma Blue 36 mm · Chroma Green 36 mm · Chroma H-alpha 3nm Bandpass 36 mm · Chroma Lum 36 mm · Chroma Red 36 mm Accessories William Optics Flat6A III SoftwareWilliam Optics Fluorostar 91 / FLT91 Imaging Cameras ZWO ASI2600MC Pro Mounts Celestron Advanced VX Filters Optolong L-eNhance 2" Accessories William Optics 0. William Optics Fluorostar 91 / FLT91 / New scope and flattener/reducer; New scope and flattener/reducer. C. . 0 mm in spacers and still the same problem. I also received the WO FLAT 6A III x0. The FLT 91 is the perfect Apochromatic refractor for visual and photographic astronomers demanding excellence in a midsize telescope. Download: free Website: Printables. 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. Focal Length. 9. 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. How to install the FLAT6AIII on the William Optics Fluorostar 91 Triplet. Started by mewmartigan , Sep 09 2020 06:02 AM «. 81mm Carry Soft Case. Free Contiguous US Shipping. 00 Color. Add to Cart. STAR 91 Ml 21 SPECIFICATION M92 M92 M83 Focal Length : 540mm Diameter : 91 mm Aperture : f/ 5. 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. William Optics RedCat 51 (Unboxing) 0:16. 9. Wish List Compare. $34. 8 Guiding Cameras ZWO ASI290MM Mini Acquisition details Dates: April 14, 2021Page 15 of 23 - WO Fluorostar 91 - new scope - posted in Refractors : FLT91 > Flat 6AIII @ 5. 4. item 4 William Optics Fluorostar 91 FLT91 f/5. The STM-coatings and superb quality provideThe FLT 91 is the perfect Apochromatic refractor for visual and photographic astronomers demanding excellence in a midsize telescope. William Optics heeft de flattener 6AIII geschikt gemaakt voor de FluoroStar 91 telescoop. WANT! 2y.