9) Flattener/Reducer: FLAT6AIII special edition for Fluorostar 91 (432 mm at f/4. For the WO 1x Flat (68III), you must be 65mm. I personally own and enjoy the William Optics FLT 132 apochromatic refractor, and can attest to the exceptional image quality of the Fluorostar series. . Im trying to sort out the best way to diagnose and adjust out the tilt (I assume its tilt) Im seeing on my FLT91 setup. Now Only $1,398. WO Fluorostar 91 - $2k and similar focal length as my 80mm. Astronomers desirous of superb visual and photographic intermediate sized refractor performance will much appreciate the William Optics 91 mm f/5. William Optics. Wish List Compare. Benny Sachdev. Lens Type Apochromatic Triplet Prime Lens Focal Length 540mm Diameter 91mm Aperture f/5. 86 shipping. about 8 hrs of data over 2 nights. In stock. Aperture. 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. . $2,697. Ha 36 by 600 s. 99. SH2-91. The reducers always look. 9 Fluorostar. Wish List Compare. Heavy-Duty Focuser with Integrated Camera Rotator, Tube Rings, Soft Case and Accessories. . The nose and cockpit section of FM104. Lens Type: Apochromatic. 2y. Zygo Test Report + $99. 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. WILLIAM OPTICS FLT 110 APO f/7. Regular price $4,378 1 in stock View. 00. 25 , , , , , Download: free Website: Thingiverse. Orange Bird Wildlife - RED Komodo 6K / WO Redcat 250mm F4. I've been considering a WO FL 91 for awhile to use only in visual observing. 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. William has absolutely accomplished his goal, and now has a number of very popular refractor telescope lines. 00. Price is $1850 shipped with no PayPal fees. RGB Each 6 by 300 s. The FLT 91 is an Apochromatic refractor with a focal length of 540 mm and an aperture of f/5. WO Fluorostar 91 - new scope. As low as $1,998. High-Quality Refractor Telescopes, Binoculars, Eyepieces, Diagonals and other Optical Accessories. 91. 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. Started by mewmartigan , Sep 09 2020 06:02 AM «. Tags WIlliam Optics Fluorostar 91 ZWO EAF Mount. More than a playlist. FLT 91 with the Flat 6AIII x0. Williams Optics Fluorostar 91 Sky Watcher AZ-EQ5 Mount ZWO ASI2600MC-P 8x50 Polar Illuminated Erect Image Silver Right Angle Finder Scope Diagonal and so far a single 52degree. 3" R&P Focuser. Hot. Telescope/Lens: William Optics Fluorostar 91 (540 mm at f/5. Started by mewmartigan , Sep 09 2020 06:02 AM «. 1. Ken Bates. Qty. The three-element optical design features a 91mm aperture using FPL-53 glass. Now Only $1,398. 【Refurbished】Fluorostar 91 APO-Red . , , , , , Download: free Website: Thingiverse. 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. Focal Ratio:. The three-element optical design features. TALK TO AN EXPERT : 919833974700. Home / William Optics Fluorostar 91 with 3. Product Details. Looks like a straight fit with the WO adapter. Our Price: $1,998. 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. 25" Diagonals & Erecting Prisms. Stellarvue and other higher end offerings are out of my price rangeDescription. To me, it looks like the scope for observers and imagers who want go greater than four inches but cannot afford the FLT 132 cost and weight but want something bigger than the FLT 91 and sticking with William Optics for the colors build quality. This is a top of line material used in only the finest refractor telescopes. ZWO AM5 mount. High-Quality Refractor Telescopes, Binoculars, Eyepieces, Diagonals and other Optical Accessories. 9 Triplet Apo Refractor. 00 Add to cart. Scribd is the world's largest social reading and publishing site. Lo scorso anno avevo presentato sulle pagine di Binomania due rifrattori WIlliam Optics da 61mm e 81 mm della serie Zenithstar. Ive become a fan of Williams Optics. Filter: Antlia 36mm OIII 3nm Narrowband Filter -. SKU. 7. The FLT 91 is the perfect Apochromatic refractor for visual and photographic astronomers demanding excellence in a midsize telescope. 95 FREE! Add to Cart. Images of space, taken by amateurs. The fluorostar 91 with the 0. Adjust Distance for DSLR and Mirrorless Camera is 5. The STM-coatings and superb quality provide excellent optical performance and unmatched value. Pier Extension for AM5 Mount. (FLT 132), 60 Mins Each of RGB (FLT 91) and 6 hours of Ha from my back yard. 65mm > 16. (Pre Order)New Fluorostar 156 (Innovative Bahtinov Mask Cover (Patented) included) As low as $7,398. The hottest star in the cluster has the stellar classification A2 and a visual magnitude of 8. 5mm spacer, but got elongated stars in the four corners. 1) William Optics Fluorostar + CEM70G 2) Esprit 150ED and EQ8-R The price difference is about 2k (Euros). 95+ Strehl. FLT151 Features a top-quality triplet air-spaced objective using outstanding Ohara FPL-53 type glass which provides superb correction for these refractors. Whereas the WO 91 is a natural f/5. The William Optics FLT 91 is the perfect apochromatic refractor for visual and photographic astronomers demanding excellence in a midsize telescope. The FLT 91 is the perfect Apochromatic refractor for visual and photographic astronomers demanding excellence in a midsize telescope. $293. T-FLT-91. Luminance 6 by 300 s. Its a nice scope, but its too large to carry in my truck. 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. Made with CNC. WO Gran Turismo 81 . . 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. 5mm spacer, but got elongated stars in the four corners. Transfer easily. Adapters. You're reviewing: FLAT6AIII special edition for Fluorostar 91. Victoria’s modern rock @ 91. 3" Rack & Pinion Focuser. . OTA Weight. 4 Reviews. เครื่องเล่น หูฟัง ลำโพง. Broad band images were taken from a Bortle 3 site in Sand Point Michigan while the Ha was shot from my backyard (Bortle 7). Adjustable reducer flattener Flat61R for Z61 . 25" inch RedCat Erecting Prism - Silver Version (for RedCat 51 only) $137. 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. I ordered a William Optics FLT 91 Fluorostar 91mm f/5. Ken Bates. 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. Looking for advice on processing in PixInsight. The FLT 91 employs FPL-53 glass and has an optical design consisting of three elements. 8 reducer flattener M92 edition. $2,697. Telescope/Lens: William Optics Fluorostar 91 (540 mm at f/5. 00. 100+ bought in past month. OCAL Electronic Collimator 1 9. Add to Cart. The tube weighs just 3. This flattener contains a 63 mm opening on one end that threads into the telescope, and an M48x0. The ZWO EAF will definitely fit on the coarse focus knob on left side. Looks like a straight fit with the WO adapter. 3 FM. 8 Reducer - DIY 3D printed guide cam with IMX290 and ZWO 30F4 Acquisition Details: - 100 x 120s + 230 x 60s - 0 gain. Zygo Test Report + $99. Download Manual. (The pixel size is 4. FREE delivery Fri, Nov 17 on $35 of items shipped by Amazon. William Optics FLT 91 Fluorostar 91mm f/5. FOA-60 Ortho Apochromatic Refractor. You're reviewing: FLAT6AIII special edition for Fluorostar 91. A soft carry case comes standard with the William Optics Fluorostar 91. Glass is the same, but you can pay extra for the report on the WO. In stock. f/5. The 10 minute sub exposures picked up the nebulosity I wanted but starlight drowned out everything. buy DETAILS. 9. Sale Regular price $1,998. FLAT6AIII special edition for Fluorostar 91. RotoLock Adapters; Camera / T-Mount Adapters; Mounting. Step 5: set the Fluorostar 91's focal length to 21mm. The 120mm air-spaced ED APO Triplet optics, made of FPL-53 ED and Schott BK-7 glass, coupled with multi-layers of a high transmission coating, yield sharp, high contrast views with no extraneous color. 5mm to sensor) Im guessing that everyones spacing may be slightly different and even WO basically says the 5. $2,494. The William Optics FLT 91 is the perfect apochromatic refractor for visual and photographic astronomers demanding excellence in a midsize telescope. The FRA500 is slightly lighter and slightly smaller in length. Nevertheless, I use their suggested setting of 5 mm with a 55 mm. 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. $1,933. 9 APO Refractor features a three element triplet design and uses FPL-53 glass. Wish List Compare. As low as $1,998. Fax: +1-866-534-3097. This William Optics field flattener is designed specifically to work with the FLT 91 APO refractor. Therefore, a 55mm back focus with a filter that is 3mm thick added to the imaging train would. Guide Star 61 (Soft Carry Case included) As low as $438. Jay En Em. 00 Select options. 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. Optional. I found a great deal on a used William Optic Fluorostar 91 APO with the. 18, 2023 Frames: 57. Business, Economics, and Finance. 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. The FLT 91 is the perfect Apochromatic refractor for visual and photographic astronomers demanding excellence in a midsize telescope. Extended Length. 4”), compact enough to qualify as carry-on luggage with most airlines. 5" Focuser) As low as $8,198. 3″ Rack & Pinion Focuser ($2000) This is a good example of an APO refractor that is designed and packaged primarily for the Astrophotography market. New Fluorostar 132 (Innovative Bahtinov Mask Cover (Patented) included) 1 Review . 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. 9 Triplet APO. The fluorostar 91 with the 0. 1 Introdução e Segurança. Add 30 Minute Product Setup Appointment with Gear Expert to your order. was founded in Taiwann for the purpose of making astronomical telescopes for use by the more demanding amateur astronomer and birder. 00 Regular Price $1,998. Be the first to review this product . Rated 0 out of 5 $ 1,998. Very nice. January 18, 2023. Providing the supreme visual and photographic performance astronomers expect from a medium sized telescope, the William Optics Fluorostar 91 f/5. 95+. ln addition, with STM-coatings enabling superb optical performance, the FLT 91 provides excellent. Specify Color: * $1,998. New-25. Filters: Chroma SHO 3nm - 36mm. 0 Mono ZWO 36mm Ha, SII, OIII 7nm. My camera is an ASI. The WO being only a triplet would not be flat across the entire field. The reducers always look undersized in comparison. 3. If I had to do it over again, I would completely skip the Zenithstar. As low as $4,378. Be the first to review this product . $ 293. 00 Add to cart. 00-425212-01. TS Optics has good offerings at a decent price but I’m a bit concerned about purchasing overseas . Pegasus Astro Indigo Filter Wheel (7 position, 2" or 50mm filters) 1 32. 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. Remove the temperature gauge off the telescope. 00. item 8 Sky-Watcher Esprit 150mm ED Triplet APO Refractor #S11430 Sky-Watcher Esprit 150mm ED Triplet APO Refractor #S11430. Mounting Rings;Business, Economics, and Finance. We found other products you might like! New William Optics Flattener 68III. 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 ($2000) This is a good example of an APO refractor that is designed and packaged primarily for the Astrophotography market. 9 Triplet Apo Refractor. OCAL Electronic Collimator 1 9. 77 degrees (see scope mounted, Version B). 00. RotoLock Adapters; Camera / T-Mount Adapters; Mounting. Incredible numbers. Fluorostar 91 SKU: T-FLT-91RD-RP33 . $67. Add to Cart. Sold Out View. 0 mm in spacers and still the same problem. 3″ R&P Focuser Color Red Space greyWilliam Optics Fluorostar 91 / FLT91 Imaging Cameras ZWO ASI2600MC Pro Mounts ZWO AM5 Filters Optolong L-Ultimate 2" Accessories William Optics Flat68 III · ZWO ASIAIR Plus · ZWO EAF Software Pleiades Astrophoto PixInsight Acquisition details Dates: Dec. The FLT132 is a different beast in terms of weight for a mount 3-4kg might not seem much but it is the moment of the arm that counts and that makes refractors more difficult to mount well. Add to Cart. William Optics Fluorostar 91 APO - Red. (Pre Order)New Fluorostar 156 (With Feather Touch 3. FLUOROSTAR TM is a thin film coating that is designed to be applied over primed and. Not managed to use my new FLT 91 yet, still waiting to source a Skywatcher EQ6 R Pro mount. 72) Filter: Radian Telescopes 2" Triad Ultra Quad-band Narrowband Filter; Mount: Sky-Watcher HEQ5 Pro (Rowan Belt Modification for better tracking and autoguiding)“Fluorostar” is a brand name of a line of WO refractors. 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. For the William Optics . Both set ups look attractive and suitable to my needs. The William Optics FLT 91 is the perfect apochromatic refractor for visual and photographic astronomers demanding excellence in a midsize telescope. 35%. 00. Vendor. SWAN 2" SWAN 1. 05 Servicemanual_Fluorostar_050201. Fluorostar 91 APO Triplet Refractor. Then, put the bracket in place and use the M3 screws and washers in the spots where the others were just removed. 35%. WANT! 2y. 17Kg. New-36. 9) Flattener/Reducer: FLAT6AIII special edition for Fluorostar 91 (432 mm at f/4. Page 21 of 23 - WO Fluorostar 91 - new scope - posted in Refractors : I just discovered this thread, which addresses a few questions Ive had regarding FLT91/68III backfocus. 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. My camera is an ASI. Ele também contém informações de Referência técnica. ขาตั้งและเมาท์ (Tripods & Mounts) ฟิลเตอร์ (Filters) กล้องจุลทรรศน์. 8x Reducer / Adjustable Field Flattener 6AIII as well. Flickr photos, groups, and tags related to the "fluorostar" Flickr tag. Crypto2. 9 APO Triplet Refractor Telescope FPL-53 William Optics Fluorostar 91 FLT91 f/5. The STM-coatings and superb quality provide excellent optical performance and unmatched value. Takahashi. 00. New Fluorostar 156 (Innovative Bahtinov. Next session will see me adding a total of 2mm. 3" Rack & Pinion Focuser - Specify Color. Add to Cart. 99. To see how to install the Flat6Aiii including the correct back focus go to the following link:【Refurbished】Fluorostar 91 APO-Space Grey . 00. I am using the UBP2 optional brackets to hold the miniPC and mount to the bracket. Add to Cart. 5mm spacer, but got elongated stars in the four corners. 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. The three-element optical design features a 91mm aperture using FPL-53 glass. 5" R&P Focuser. Now Only $1,498. Optolong L-Pro 2" 1 10. Download Manual. 00. Rated 0 out of 5 $ 1,698. AT125EDL- $1650 and only a doublet, but with good glass . Part number manufacturer: A-F120GD-RP33 . In stock. State: Nieuw . 72) Filter: Chroma 36mm SII 3nm Telescope Filter - Unmounted. 8 Reducer. I can only say that Esprit owners seem well satisfied and and the same is true of Willams Optics scope owners. $293. Fluorostar 91 Trailer. Dielectric Coating Diagonals; Erecting Prisms; Accessories. 00 ₹ 189,731. William Optics offers another model of apochromatic triplet refractor, the Fluorostar. 291bs / 5. 00. 77 degrees (see scope mounted, Version B). 9 Triplet!!! Totally lucked out and found one in stock at one of the Telescope sites. 00 - Original price $2,897. This scope is amazing, and huge shout out to AgenaAstro for getting me this in su. 4 Image circle: 44mm Objective lens: Quintuplet air-spaced APO (including two ED glass)William Optics Fluorostar 91 Triplet APO Refractor Telescope with 3. It is an active star-forming region, home to many young, hot stars that are still in the process of forming. 9. 9 & GH5. 250 180 second exposures. 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. . New Fluorostar 132 (Innovative Bahtinov Mask Cover (Patented) included) 1 Review . For the WO 1x Flat (68III), you must be 65mm. 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. View full description. Wish List Compare. 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. WO is offering a special edition Flat6AIII, it's the same FF/FR, but it. It is similar to the Gran Turismo series, and at present it comes in apertures of 91mm at f/5. Fluorostar 91. 99. Comment. William Optics Fluorostar 91 Apo Triplet William Optics Flat 6A III 0. 17, 2023 Frames: Chroma Blue 31 mm: 10. 40mm. 900. William Optics. SWAN 2" SWAN 1. Specifications general. How to install the FLAT6AIII on the William Optics Fluorostar 91 Triplet. Cave Nebula shot with a tandem rig using a WO FLT91 and ASI 2600 MM Pro for Luminance and Ha and a WO Z61 and ASI 2600 MM for RGB. $2,697. SKU. Edited by EasyQuest, 10 September 2021 - 01:34 PM. Fluorostar 91 Trailer. Tags Bahtinov Mask for William Optics UniGuide 32mm. Equipment: Williams Optics fluorostar 91 with flattener. 81mm Carry Soft Case. Add to Cart. The STM-coatings and superb quality provide excellent optical performance andFluorostar 91 Mini PC / UPB2 Mount . 8x. Special Edition FLAT6AIII Adjustable Reducer / Flattener for William Optics Fluorostar FLT 91 Telescopes. Great in aiding in quick diagnoses when time is of the essence. Add to Cart. In stock. 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. Add to Cart. William Optics Fluorostar 91 ZWO ASI6200 MC ZWO ASI6200 MM Celestron CGX Radian Triad Ultra Narrowband Filter Software Photoshop Adobe Camera RAW DeepSkyStacker Topaz Denoise AI Starnet++ Processing Stretch Blend with Starnet++ star-less image for each stack Mono image as Luma. Back In Stock! RedCat 71 APO 350mm f/4. William Optics Fluorostar 120 - Space Grey. OK, I'm tempted by the FLT 91 I already have a WO 6A III 0. ZenithStar 73 III f/5. I’ve heard some reports of problems with focuser . Telescope/Lens: William Optics Fluorostar 91 (540 mm at f/5. Using the appropriate T-Mount and T-ring, users can create a functional imaging setup with the FLT91. Diameter. buy DETAILS. Now the biggest question. Product Details. GameStop Moderna Pfizer Johnson & Johnson AstraZeneca Walgreens Best Buy Novavax SpaceX Tesla. Fluorostar is a water-based and ultra-thin film roof coating formulated with Kynar Aquatec®, a world. Price jumps out as the obvious difference $3210 vs $1999 though availability and color might be a consideration. All New Slide-base UniGuide 50mm Scope. 59 +$12. 00 - Original price $2,897. Sh2-140 is an emission nebula in the constellation of Cepheus. If your camera chip is too close or too far away, then the elements will not actually perform their intended corrections. 510mm. Warranty: 2 jaar . Hope that WO reads related threads here and strive to improve. 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. Add to Cart. ر. ASKAR FRA400 Quintuplet refractor with 72mm aperture and f/5. The STM-coatings and superb quality provide. Unfortunately, I was not able to get the focus right.