00. As low as $1,568. 8x Reducer / Adjustable Field Flattener 6AIII as well. Both about the same price. William Optics Fluorostar 91 / FLT91 Imaging Cameras ZWO ASI533MM Pro Mounts iOptron CEM60 Filters Antlia Blue 1. $293. New Fluorostar 156 (Innovative Bahtinov. 00 Select options. Vixen Dovetail Adapter for William Optics RedCat. Price jumps out as the obvious difference $3210 vs $1999 though availability and color might be a consideration. 32. $2,494. SKU. 56% Hot. • 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. Add to Cart. 6lbs) including tube rings and dovetail plate. Wish List Compare. add to list. Add to Cart. 25”-2” adapter Includes. Fluorostar Series 1 Product; CAT Series 4 Products; Video Demonstration. 8 triplet on its website. As low as $3,298. 0 Mono ZWO 36mm Ha, SII, OIII 7nm. 3" Rack & Pinion Focuser - Specify Color. The FRA500 is slightly lighter and slightly smaller in length. $2,697. OTA Weight. 8 focal reducer, which brings the FLT 91 to a focal length of 432 mm at f/4. As low as $114. 00. Im excited. Fluorostar 132 f/7 APO. Astronomers desirous of superb visual and photographic intermediate sized refractor performance will much appreciate the William Optics 91 mm f/5. Now Only $998. Wish List Compare. FOA-60 Ortho Apochromatic Refractor. Utilizing FPL-53 synthetic fluorite glass with STM coatings, this. Only 1 Left!William Optics Flourostar 91 with 3. 8x. The William Optics FLT 91 is the perfect apochromatic refractor for visual and photographic astronomers demanding excellence in a midsize telescope. 9. Available with red, gold or space gray accents. Fluorostar comes with an excellent amount of internal storage - up to 60,000 images. Dielectric Coating Diagonals; Erecting Prisms; Accessories. It is similar to the Gran Turismo series, and at present it comes in apertures of 91mm at f/5. The fluorostar 91 with the 0. For a guide camera I'm thinking an ASI120MM or a ASI220MM -- Is there any advantage to the more expensive. Like. Retracted Length. The three-element optical design features a 91mm aperture using FPL-53 glass. 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. 99. 34 degrees X 1. Specifications general. William Optics Gran Turismo 81 f/5. Add to Cart. The three-element optical design features a 91mm aperture using FPL-53 glass. ع. 48mm T mount for Pentax K - Black. William Optics FLT 91 Fluorostar 91mm f/5. Fluorostar 91 APO Triplet Refractor. Stellarvue and other higher end offerings are out of my price rangeDescription. 00. WILLIAM OPTICS FLT 110 APO f/7. 8x reducer (6Aiii), you must be 62. I was amazed at how much more detail the plug in pulled out, incredible for a 5" scope, at least that's what I. 2019 All New Slide-base 50mm UniGuide Scope (with a Unique 1. Sale Regular price $1,998. Equipment. Fluorostar is a water-based and ultra-thin film roof coating formulated with Kynar Aquatec®, a world. 00. Ive become a fan of Williams Optics. The FLT 91 is the perfect Apochromatic refractor for visual and photographic astronomers demanding excellence in a midsize telescope. Unit price. Both set ups look attractive and suitable to my needs. Shop Home / Accessories / Boltwood Cloud Sensor III Brand: Diffraction Limited Accessories Boltwood Cloud Sensor III. William Optics. Lo scorso anno avevo presentato sulle pagine di Binomania due rifrattori WIlliam Optics da 61mm e 81 mm della serie Zenithstar. Our Price: $1,998. Wish List Compare 【Refurbished】Gran Turismo 81 IV-Space Grey . Extended Length. STAR 91 Ml 21 SPECIFICATION M92 M92 M83 Focal Length : 540mm Diameter : 91 mm Aperture : f/ 5. 61 pixel). 2. To see how to install the Flat6Aiii including the correct back focus go to the following link:【Refurbished】Fluorostar 91 APO-Space Grey . 24 +$12. 9) Flattener/Reducer: FLAT6AIII special edition for Fluorostar 91 (432 mm at f/4. 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. Triplet Air spaced lens, TMB design, Triplet Air spaced lens, TMB. 0. Benny Sachdev. Feel free to make a contribution! Learn more. Wish List Compare. 00. Our Price: $1,998. Use a dust cover or a soft cloth to cover the telescope and protect it from dust. William Optics RedCat 51 (Unboxing) 0:16. William Optics FLT 91 vs GT81 - posted in Refractors : Hi everyone, just after a bit of advice please. About Press Copyright Contact us Creators Advertise Developers Terms Privacy Policy & Safety How YouTube works Test new features NFL Sunday Ticket Press Copyright. 9 & GH5. 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. 00. Mounting Rings;Telescope/Lens: William Optics Fluorostar 91 (540 mm at f/5. In Stock. RotoLock Adapters; Camera / T-Mount Adapters; Mounting. WR-134 is the blue arc seen in the image. SKU. Download: free Website: Printables. 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. The Soul Nebula is home to a number of interesting objects, including the young open cluster of stars known as. Title Spare Part List Fluorostar 2nd Edition lower SN 10000. 5 Items. Fluorostar series. As low as $171. 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. 9 Fluorostar. 1Enjoyed a full night with a new rig consisting of WO FLT 91 and AM5 mount. 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. The three-element optical design features a 91mm aperture using FPL-53 glass. Add to Cart. William 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. TALK TO AN EXPERT :. The William Optics Fluorostar 91 is the perfect Apochromatic refractor for visual and photographic astronomers demanding excellence in a midsize telescope. Most relevant Top fan. 03%. 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. 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. 72) Filter: Chroma 36mm SII 3nm Telescope Filter - Unmounted. ขาตั้งและเมาท์ (Tripods & Mounts) ฟิลเตอร์ (Filters) กล้องจุลทรรศน์. Adjust Distance for DSLR and Mirrorless Camera is 5. William Optics FLT 156 - posted in Refractors : For those who may be interested, William Optics has just listed its Fluorostar 156 f/7. As low as $4,378. All New Slide-base UniGuide 50mm Scope . These stars have very strong stellar winds and are extremely hot, with surface temperatures ranging from 20,000K to 210,000K. More Information. 25" · Antlia Green 1. I. Glass is the same, but you can pay extra for the report on the WO. . Important - colour may differ from photo, we will have this photographed shortly. Equipment Check - posted in Equipment (No astrophotography): Noob here, just want someone to sanity check my start up of my newest hobby. As low as $1,998. 8 These are premium instruments. 9) Flattener/Reducer: FLAT6AIII special edition for Fluorostar 91 (432 mm at f/4. Regular Price $1,998. That does not mean that it cannot be used visually, with an eyepiece, for the visual observer who wants the very best image. Details. Putting the motor in place should be obvious at this point. 00. ln. Wish List Compare. → Equipment Discussions. 77 degrees (see scope mounted, Version B). Page 14 of 23 - WO Fluorostar 91 - new scope - posted in Refractors : Got my EAF last Friday and installed it on the new WO FTL91 and took it out for another spin. The three-element optical. Adapters. For the William Optics . In stock (can be backordered) Type: Flattener / Reducer. Im looking for a reasonably sized. Free Contiguous US Shipping. $67. The 68III is at least twice as big and twice as heavy as the 6AIII. The STM-coatings and superb quality provide excellent optical performance and unmatched value. Regular price $1,998 3 in stock View. Add to Wish List. As I may sell the 100, I can live with. It was useful enough to get me to sign up to CN. What We Like About the Sky-Watcher Esprit 120 Refractor. The FLT 91 is an Apochromatic refractor with a focal length of 540 mm and an aperture of f/5. 34 degrees X 1. I recently acquired the William Optics Fluorostar 91 as both a visual and imaging telescope. I ordered a William Optics FLT 91 Fluorostar 91mm f/5. 00. 00. William Optics FLT 91 Fluorostar 91mm f/5. add to list Tags BEE-LINK SER5 Pro wall mount and USB Drive Carrie. William Optics Fluorostar 91 Triplet APO Refractor Telescope with 3. 9 Fluorostar. Back Ordered. William Optics. N. As low as $1,998. EAF Manual EAF Manual EN V1. The reducing factor of this field flattener is 0. Now Only $1,398. The FRA is also a natural f/5. 9 and reduces to f/4. Deutsch; Français; Espanol; Currency: USD. 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. William Optics Fluorostar 91 Apo Triplet William Optics Flat 6A III 0. 9) Flattener/Reducer: FLAT6AIII special edition for Fluorostar 91 (432 mm at f/4. Messier 48 can be found 14 degrees to the southeast of Procyon, the. Mounting Rings;Business, Economics, and Finance. 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. The nose and cockpit section of FM104. 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. $2,697. 59 +$12. 00. Find local businesses, view maps and get driving directions in Google Maps. Add to Cart. Im having trouble finding honest reviews on the Fluorostar 93. Oggetto di questa recensione. Quick view Compare Choose Options. 9) Flattener/Reducer: FLAT6AIII special edition for Fluorostar 91 (432 mm at f/4. 8 in 150 mm aperture. It is located on the edge of a vast dark complex and can be taken in long exposure. The STM-coatings and superb quality provide excellent optical performance and unmatched value. . Jay En Em. This William Optics field flattener is designed specifically to work with the FLT 91 APO 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. Filter: Chroma 36mm OIII 3nm Telescope Filter - Unmounted. add to list. 86 shipping. Add to Cart. Guide Star 61 (Soft Carry Case included) As low as $438. The FLT 91 is the perfect Apochromatic refractor for visual and photographic astronomers demanding excellence in a midsize telescope. Specifications product. 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. 00. New-36. Fluorostar series; Gran Turismo series New; ZenithStar series; Guider series New; Finder series; Binoculars; Eye Pieces. Service_manual_GE_OEC_Fluorostar_7900. 5477779_1 GE OEC Fluorostar 91 Segurança contra radiação. I hope this helps. 9, 132mm at f/7, and 156mm at f/7. 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. 5mm spacer, but got elongated stars in the four corners. William Optics Fluorostar 91 Triplet APO Refractor Technical Specifications. Add to Cart. 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. AstroMichael. It is about 70 times more luminous than the Sun. Quick view Compare . → Equipment Discussions. ZWO ASI2600mc camera. 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. 99. OCAL Electronic Collimator 1 9. $293. Wish List Compare. 03 Add to cart; Sale! New Cat Series Saddle Handle Bar ₹ 5,310. Qty. How to install the ZWO EAF on the William Optics Fluorostar 91. Wish List Compare. OK, I'm tempted by the FLT 91 I already have a WO 6A III 0. f/5. FLT 91 with the Flat 6AIII x0. When I looked at the fov it matched the Esprit 100ED I was also looking into buying for imaging. William Optics Fluorostar 91 — Combines a compact design with remarkable imaging capabilities. Back In Stock! RedCat 71 APO 350mm f/4. Wish List Compare 【Refurbished】Zenithstar 73 III APO-Red. The three-element optical design features a 91mm aperture using FPL-53 glass. William Optics offers another model of apochromatic triplet refractor, the Fluorostar. Then, put the bracket in place and use the M3 screws and washers in the spots where the others were just removed. 8 FR (M63 thread). 9. The FLT 91 employs FPL-53 glass and has an optical design consisting of three elements. The urologist can check the injection of contrast agent material. The three-element optical design features a 91mm. 00. 91. Quick view Compare Choose Options. Filters: Chroma SHO 3nm - 36mm. Qty. 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. With a 3-element triplet design and FPL-53 glass, this William. Page 12 of 23 - WO Fluorostar 91 - new scope - posted in Refractors : Matt You may have made the same. 17Kg. William Optics Fluorostar 91 FLT91 f/5. 1113. Add to Cart-23. If your sensor is say at 48mm or at 67mm away, you may still see curvature, or still have coma affecting your images. 56% Hot. WO Gran Turismo 81 . 510mm. . 9 Triplet Apo Refractor with Carry Case - Space Gr. buy DETAILS. Gran Turismo 81 IV. Find Flt in For Sale. It is the result of a shock wave emanating from a Wolf-Rayet star. Mount: EQ6R-Pro. Warning, the EAF and focuser shaft will. 00. Quickly record images in a ready-to-use format. Diameter. 6 and can be reduced with a reducer to f/3. . FLUOROSTAR TM is a thin film coating that is designed to be applied over primed and. The FLT 91 is an Apochromatic refractor with a focal length of 540 mm and an aperture of f/5. New listings: American Range stove oven A32610 A32616 Gas Valve On Off Knob FLT Down $25, William Optics Fluorostar FLT 91 Triplet APO Refractor Telescope $1 775An astrophotograph by Trevor Bray on AstroBinFor astrophotography, the large image circle provides illumination, even for full-frame cameras. 3" Rack & Pinion Focuser. If you go back one page youll see examples posted by several people. Now the biggest question. 3" Rack & Pinion Focuser - Gold Version. High-Quality Refractor Telescopes, Binoculars, Eyepieces, Diagonals and other Optical Accessories. 00. So, if you have a filter that is 3mm thick, you need to add 1mm of spacing to your imaging train to retain the correct back focus. These corrective optics work best at a specific distance away from their glass elements, most commonly 55mm. The confused or confusing information that WO puts out re 68III backfocus is unhelpful as has been noted. r/astrophotography • M101: Pinwheel galaxy featuring SN2023ixf (May 26th and 27th, bortle 7). Now Only $998. ZWO EAF 4 42. As low as $1,998. All reactions: 155. 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. Identical to the standard FLAT6AIII optically but with an additional adapter to fit the FLT 91 telescope. Fluorostar 120. 2019 All New Adjustable Flat6AIII (T-mount not included) 2019 All New Adjustable Flat6AIll (T-mount not included) PRODUCT DESCRIPTION: Field flattener / X0. 95 FREE! Add to Cart. Or fastest delivery Thu, Nov 16. 5mm spacer, but got elongated stars in the four corners. Edited by EasyQuest, 10 September 2021 - 01:34 PM. As far as adjusting the initial backspacing it can be done indoors. Regular price $933 1. 8x reducer (6Aiii), you must be 62. Fluorostar 91 APO. Wish List Compare. Fluorostar 91. My first light with the FLT91! Processing is still a challenge, but here is my FIRST narrowband image nonetheless! (I need more O3 and S2 for sure) Stay tune. Page 1 of 2 - My Fluorostar 91 has arrived - posted in Refractors : My Fluorostar 91 (FLT 91) just arrived. 17, 2023 Frames: Chroma Blue 31 mm: 10. The three-element optical design features a 91mm aperture using FPL-53 glass. 900. This is page 2 of 3. ZWO AM5 mount. Fluorostar 91 APO. . Qty. 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. 9. Transfer easily. Page 11 of 23 - WO Fluorostar 91 - new scope - posted in Refractors : Thats with the WO reducer for this scope and a QHY268. TALK TO AN EXPERT : 919833974700. · 157 views I can use another set of eyes on this issue I'm running into. 9 Dispositivos. 00 - Original price $2,897. Crypto2. . FOA-60 Ortho Apochromatic Refractor. William Optics Fluorostar 91 / FLT91 Imaging Cameras ZWO ASI2600MM Pro Mounts iOptron CEM70 Filters ZWO Blue 36 mm · ZWO Green 36 mm · ZWO H-alpha 7nm 36mm · ZWO O-III 7nm 36mm · ZWO Red 36 mm · ZWO S-II 7nm Accessories William Optics Flat68 III · ZWO EAF · ZWO EFW 7 x 36mm SoftwareWilliam Optics Fluorostar 91 / FLT91 4 49. 95+ Strehl Ratio. Details and Features. William Optics Fluorostar 91 (See my sig line) Astrophotagraphy. 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. T-FLT-91. View listing photos, review sales history, and use our detailed real estate filters to find the perfect place. Fluorostar 91 Trailer. 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. William Optics manufactures Refractor telescopes, binoculars, digital camera adapter lenses for telescopes, eyepieces, diagonals and other accessories. $2,494. · 151 views. 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. Hot. 31 micron pixel camera, so 0. 51 shipping. 9) Flattener/Reducer: FLAT6AIII special edition for Fluorostar 91 (432 mm at f/4. 7. doc 3Version 1. This is the same item as the P-FLAT6AIII reducer/flattener sold for other WO. Monitor Cart p/n OEC. 9 Triplet Apo Refractor with Carry Case - Space Gr. I do however, use their instruments for astrophotography and so I was surprised by the general feedback regarding their newly released.