New for 2021 - The FLT 91 is the perfect Apochromatic refractor for visual and photographic astronomers demanding excellence in a midsize telescope. 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. 9, 132mm at f/7, and 156mm at f/7. Lens Type: Apochromatic. Store in a dry place: Store the telescope in a. WO Fluorostar 91. ln. Write Your Own Review. 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 PixInsightSky-Watcher Esprit 100ED · William Optics Fluorostar 91 / FLT91 Imaging Cameras ZWO ASI2600MM Pro · ZWO ASI294MC Mounts Sky-Watcher EQ6-R Pro Filters Astronomik CLS-CCD 36mm · Astronomik Deep-Sky Blue 36mm · Astronomik Deep-Sky Green 36mm · Astronomik Deep-Sky Red 36mm · Astronomik H-alpha CCD 6nm 36mm. I recently removed the dovetail on top and put back in place the guide bar to its original setup the way the scope. Add to Cart 3 in stock Yes, our inventory is accurate! See It In Person - On Display In Our Showroom!. Add to Cart. . Sort By: Quick view Compare Add to Cart. Wish List Compare. 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. (Pre Order)New Fluorostar 156 (With Feather Touch 3. TS Optics has good offerings at a decent price but I’m a bit concerned about purchasing overseas . ) So indeed, FRA600 performs noticeably better with the reducer. Add to Cart. 9. We would like to show you a description here but the site won’t allow us. Jay En Em. If your camera chip is too close or too far away, then the elements will not actually perform their intended corrections. I am new to astronomy. Add to Cart. Add to Cart. I’ve heard some reports of problems with focuser . $6,049. 5) Reducer/Flattener: William Optics FLAT7A (624mm at F/5. The Zone at 91-3, Victoria, British Columbia. The three-element optical design features a 91mm aperture using FPL-53 glass. Not sure how much of the actual manufacturing they do, but they seem to design them. . William Optics Fluorostar 91 FLT91 f/5. 9 APO Triplet Refractor Telescope FPL-53. William Optics FLT 91 vs GT81 - posted in Refractors : Hi everyone, just after a bit of advice please. 5" Focuser) As low as $8,198. Be the first to review this product . 8x reducer (6Aiii), you must be 62. 9)[対物レンズ] 含むFPL53 3枚玉アポクロマート[Strehl Ratio]0. Optional. Astronomers desirous of superb visual and photographic intermediate sized refractor performance will much appreciate the William Optics 91 mm f/5. 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. 72) Filter: Chroma 36mm HA 3nm Telescope Filter - Unmounted. Adjustable reducer flattener Flat61R for Z61 . I have a Redcat 51 and am really pleased with it but would like something a bit bigger. $2,697. 00. Vendor William Optics Regular price $1,998 Sale price save $-1,998 Unit price / per . State: Nieuw . New-25. Wish List Compare. I can only say that Esprit owners seem well satisfied and and the same is true of Willams Optics scope owners. . 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. 91 von 91 01. 4mm. 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. $293. Series: FluoroStar . add to list. 17Kg. 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. 00 Add to cart. As far as adjusting the initial backspacing it can be done indoors. 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. Tags WIlliam Optics Fluorostar 91 ZWO EAF Mount. 8 works well on light mounts (as well as big ones). Id like to think Ive come up to speed fairly quickly on. Warning, the EAF and focuser shaft will. 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. 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. Step 5: set the Fluorostar 91's focal length to 21mm. 8 reducer flattener M92 edition. Zillow has 23383 homes for sale in British Columbia. Email: [email protected] Optics Fluorostar 91 / FLT91 Imaging Cameras ZWO ASI294MC Pro Mounts iOptron CEM70G Acquisition details Dates: Jan. Wish List Compare. . 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 $53. r/astrophotography • M101: Pinwheel galaxy featuring SN2023ixf (May 26th and 27th, bortle 7). (The pixel size is 4. 9 Fluorostar. Be the first to review this product . 9 Triplet Apo Refractor with Carry Case - Red # T-. Using the appropriate T-Mount and T-ring, users can create a functional imaging setup with the FLT91. William Optics Fluorostar Series:. Ive become a fan of Williams Optics. Extended Length. Hello everyone!In this video I will be going over the William Optics FLT91. SKU. Scribd is the world's largest social reading and publishing site. Benny Sachdev. SKU: T-FLT-91 Category: William Optics. cþl 22mm Weight : 9. Looks like a straight fit with the WO adapter. · 151 views. CryptoTelescope/Lens: William Optics Fluorostar 91 (540 mm at f/5. 5mm Spacer > ZWO Filter Drawer > 1mm Spacer > 11mm Spacer > ASI1600MC (6. Despite being only a little longer, that diameter and extra glass means this is much heavier than my Z73. It is part of the large star-forming region of the Cepheus molecular nebula complex. 488 votes and 14 comments so far on Reddit84Pcs M6 x 8mm,12mm,16mm,20mm,30mm,40mm Hex Pan Head Cap Bolts Nuts Screws Assortment Set 304 Stainless Steel Allen Socket Drive Machine Screws with Wrench (84PCS M6 Hex Screws Nuts) 404. Dielectric Coating Diagonals; Erecting Prisms; Accessories. Be the first to review this product . Pier Extension for AM5 Mount. 5 Items. If I had to do it over again, I would completely skip the Zenithstar. This very elegant 2" reducer/field flattener has been designed to optimize the flat-f. All New Slide-base UniGuide 50mm Scope. Arriving in a single box, the William Optics Fluorostar FLT 91 was protected in a robust and well-padded soft carry case. Be the first to review this product . Utilizing FPL-53 synthetic fluorite glass with STM coatings, this telescope provides excellent aberration correction and amazing optical performance. The William Optics FLT 91 is the perfect apochromatic refractor for visual and photographic astronomers demanding excellence in a midsize telescope. I was amazed at how much more detail the plug in pulled out, incredible for a 5" scope, at least that's what I. · 157 views I can use another set of eyes on this issue I'm running into. Edited by EasyQuest, 10 September 2021 - 01:34 PM. Title Spare Part List Fluorostar 2nd Edition lower SN 10000. 5mm spacer, but got elongated stars in the four corners. Can I use a 2. The STM coatings and superb quality provide excellent optical performance and unmatched value. The back focus is a critical spacing that must be obtained if one is using a Flattener or Reducer. → Refractors. As low as $1,998. ع. 3" Rack & Pinion Focuser - Gold Version. 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. 00. Sky-Watcher Explorer 130PDS 12. Telescope/Lens: William Optics Fluorostar 91 (540 mm at f/5. txt) or read online for free. 16, 2023 · Feb. Fluorostar 120. Nickname. 9 Triplet Apo Refractor. Was wondering what people thought of them. Fluorostar Series 1 Product; CAT Series 4 Products; Video Demonstration. Add to Cart. "high performance and looks good doing it, versatility, manageability, afforfability: a better balance than anyone has a right to expect". I couldnt get focus until I figured out to remove it. 00. , , , , , Download: free Website: Thingiverse. The STM-coatings and superb quality provideEasyQuest. Cant imagine the 6AIII on the FLT132 with a M92-M63 adapter. Next session will see me adding a total of. Details. Adjust Distance for DSLR and Mirrorless Camera is 5. 6 and can be reduced with a reducer to f/3. ر. 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. 00 - $2,897. Add to Cart. 00 Regular Price $1,998. Any suggestions for good double star targets for 90 mm of refractor?FLAT6AIII special edition for Fluorostar 91 . 00. Diameter. . The STM-coatings and superb quality provide excellent optical performance and unmatched value. Both about the same price. 9. 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. Diameter. The thing you can immediately notice is the smaller overall FWHM (2. 9) Flattener/Reducer: FLAT6AIII special edition for Fluorostar 91 (432 mm at f/4. Not super happy with the debugging. 00. T-FLT-91-SG-Refurbished. As low as $1,998. 17Kg. Wish List Compare. 3" Rack & Pinion Focuser - Gold Version. 132K subscribers in the kolkata community. 8 Reducer. WO Gran Turismo 81 . Sort By. Adjust Distance for DSLR and Mirrorless Camera is 5. Review. Focal Length: 540 mm. 30 Add to cart; Sale! Fluorostar 91 APO ₹ 203,103. Basic Information: Telescope: William Optics FLT 91 with FLAT 6AIII reducer. 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. Page 2 of 2 - Andromeda with Sigma 150-600mm + Stock Sony A7RIII - posted in DSLR, Mirrorless & General-Purpose Digital Camera DSO Imaging: Lol about the money pit. 69 arc-seconds. Identical to the standard FLAT6AIII optically but with an additional adapter to fit the FLT 91 telescope. 25" Diagonals & Erecting Prisms. William Optics Fluorostar 91 / FLT91 Imaging Cameras ZWO ASI533MM Pro Mounts iOptron CEM60 Filters Antlia Blue 1. You're reviewing: FLAT6AIII special edition for Fluorostar 91. 4 Image circle: 44mm Objective lens: Quintuplet air-spaced APO (including two ED glass)William Optics Fluorostar 91 Triplet APO Refractor Telescope with 3. Fluorostar 91 APO. 91mm. And attached is a FWHM-Eccentricity analysis of the luminance data. One of the advantages of the TSA120 is that it is very lightweight. I. I can only see that the WO has a better focuser (not too much) and a thermometer, other than. During alignment of the star finder with a distant. Now Only $1,398. 焦点距離はx0. The FRA500 is slightly lighter and slightly smaller in length. It is similar to the Gran Turismo series, and at present it comes in apertures of 91mm at f/5. 9 and reduces to f/4. I found a great deal on a used William Optic Fluorostar 91 APO with the. Quick view Compare Choose Options. 6 Refractor with All-New 2014 model 3. Telescope Accessory - William Optics FLAT 6A III 0. Add to Cart. Add to Cart. If you go back one page youll see examples posted by several people. Do you have a. William Optics Fluorostar 120 - Red. 30 ₹ 4,310. Fluorostar series; Gran Turismo series New; ZenithStar series; Guider series New; Finder series; Binoculars; Eye Pieces. 00. 8 reducer flattener M92 edition. 9 and a focal length of 540mm. The estimated age of M48 is 300 million years. It is similar to the Gran Turismo series, and at present it comes in apertures of 91mm at f/5. As low as $1,998. Deutsch; Français; Espanol; Currency: USD. 8 These are premium instruments. Equipment: Williams Optics fluorostar 91 with flattener. 00. 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. Gran Turismo 71 APO. The William Optics FLT 91 is the perfect apochromatic refractor for visual and photographic astronomers demanding excellence in a midsize telescope. 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. The FRA is also a natural f/5. add to list. 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. FOA-60 Ortho Apochromatic Refractor. 877 arc-sec/pixel* Thus, the median FWHM of 3. 0. 34 degrees X 1. The three-element optical design features a 91mm aperture using FPL-53 glass. Looking for advice on processing in PixInsight. 31 micron pixel camera, so 0. Telescope/Lens: William Optics Fluorostar 91 (540 mm at f/5. FREE delivery Fri, Nov 17 on $35 of items shipped by Amazon. 86 shipping. This William Optics field flattener is designed specifically to work with the FLT 91 APO refractor. 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. Telescope/Lens: William Optics Fluorostar 91 (540 mm at f/5. 9. 9 micron. 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. SWAN 2" SWAN 1. 9 and reduces to f/4. I have a Redcat 51, a Zenithstar 73, and a Fluorostar 91. 00. +. I've tried multiple back focus adjustments and have adjusted the adjustable flattener/reducer. $2,697. William Optics Fluorostar 91 The FLT 91 is the perfect Apochromatic refractor for visual and photographic astronomers demanding excellence in a mid. Not managed to use my new FLT 91 yet, still waiting to source a Skywatcher EQ6 R Pro mount. These include entry-level refractors like the Zenithstar series all the way up to top-of-the-line Fluorostar series. 72X (TKA36580L) · William Optics Flat6A III. William Optics Fluorostar 91 Apo Triplet William Optics Flat 6A III 0. 3" Rack & Pinion Focuser - Specify Color. SKU. Telescope/Lens: William Optics Fluorostar 91 (540 mm at f/5. Focal Length. Add to Cart. The ZWO EAF will definitely fit on the coarse focus knob on left side. New Fluorostar 132 (Innovative Bahtinov Mask Cover (Patented) included) 1 Review . ZWO ASI2600mc camera. 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. It offers remarkable image quality, surpassing most telescopes of its kind in its ability to eliminate optical defects. Download: free Website: Thingiverse. 00. Page 11 of 23 - WO Fluorostar 91 - new scope - posted in Refractors : Thats with the WO reducer for this scope and a QHY268. Release Date 08/19/2015 11:49:39 AM. $79. The three. 00. 00. SKU. William Optics FLT 91 Fluorostar 91mm f/5. 00 - Original price $2,897. Wish List Compare. $1,933. Aperture (mm): 120Equipment explorer: William Optics Fluorostar 91 / FLT91 AstroBin's equipment database is entirely maintained by the community. New Fluorostar 156 (Innovative Bahtinov. 35%. 56% Hot. WarpAstron WD-17S 1 3. 00. Remove the temperature gauge off the telescope. Or if you really want larger, a 400 f/2. William Optics Fluorostar 91 APO Triplet Refractor: Triplet Refractor: 91mm (3. Now Only $998. Fax: +1-866-534-3097. Triplet Air spaced lens, TMB design, Triplet Air spaced lens, TMB. Vendor. . The three-element optical design features a 91mm aperture using FPL-53 glass. Latest version from new WO FLT 91 + 2600MC + L Ultimate. The three-element optical design features. Fluorostar 91 APO . 0. Hours of Operation. Add to Wish List. William Optics Fluorostar 91 / FLT91 / New scope and flattener/reducer; New scope and flattener/reducer. Therefore, a 55mm back focus with a filter that is 3mm thick added to the imaging train would. 9 Imaging APO Triplet Refractor FPL-53 ProAstroz William Optics Fluorostar FLT91 f/5. Fluorostar 91 SKU: T-FLT-91RD-RP33 . I'm selling my William Optics Fluorostar 91 (FLT91) with a William Optics Uniguide 32mm guide scope. As low as $1,998. Wish List Compare. SWAN 2" SWAN 1. William Optics Fluorostar 91 by William Optics. 9AM-5:30PM CT Mon-Fri. View full details Original price $2,697. The FLT 91 employs FPL-53 glass and has an optical design consisting of three elements. 0 TELESCOPE. 00. $99. item 8 Sky-Watcher Esprit 150mm ED Triplet APO Refractor #S11430 Sky-Watcher Esprit 150mm ED Triplet APO Refractor #S11430. If I had to do it over again, I would completely skip the Zenithstar. As low as $4,378. The FRA500 has the built in flattener and no back focus issues. 65mm > 16. 18, 2023 Frames: 57. Now Only $1,498. Install the large ring M92-M63 adaptor onto the onto the reducer - take this opportunity to make sure the optics are free from dust and keep it covered until you install it on the scope 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. 81mm Carry Soft Case. 25" WA 1. $8,898. Important - colour may differ from photo, we will have this photographed shortly. 9. Page 1 of 2 - My Fluorostar 91 has arrived - posted in Refractors : My Fluorostar 91 (FLT 91) just arrived. 00. FLUOROSTAR TM is a thin film coating that is designed to be applied over primed and. RotoLock Adapters; Camera / T-Mount Adapters; Mounting. Add to Cart. If you have any questions about my experience with the William Optics FLT 91. 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. 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. 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. ر. 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. This is a NEW listing. 900. The STM-coatings and superb quality provide excellent optical performance and unmatched value. In stock (can be backordered) Type: Flattener / Reducer. Cloudy Nights. Or fastest delivery Thu, Nov 16. The FLT 91 is the perfect Apochromatic refractor for visual and photographic astronomers demanding excellence in a midsize telescope. Qty. Add to Cart. The Soul Nebula is home to a number of interesting objects, including the young open cluster of stars known as. buy DETAILS. 441mm. The STM coatings and superb quality provide excellent optical performance and unmatched value. Details. Zygo Test Report + $99. About Press Copyright Contact us Creators Advertise Developers Terms Privacy Policy & Safety How YouTube works Test new features NFL Sunday Ticket Press Copyright. Fluorostar 91 Trailer. 9 Focuser : 3. An Apochromatic triplet refractor for visual astronomers and astrophotographers who want very high performance from a midsize telescope. 38 comments. . I am using the UBP2 optional brackets to hold the miniPC and mount to the bracket. 05 Servicemanual_Fluorostar_050201. 9 telescope has a retracted length of just 390mm (15. I hope this helps. Add to Cart. The FLT 91 is the perfect Apochromatic refractor for visual and photographic astronomers demanding excellence in a midsize telescope. Dual Speed 3. William Optics RedCat 51 (Unboxing) 0:16. William Optics. All New Adjustable Flat6AIII (T-mount not included) $229. 9 Dispositivos. $ 293. It is about 70 times more luminous than the Sun. add to list. The three-element optical design features a 91mm aperture using FPL-53 glass. Filter: Chroma 36mm OIII 3nm Telescope Filter - Unmounted. The three-element optical design features a 91mm aperture using FPL-53 glass. I am fairly new to Astro (about 8 mo) as my first scope is a Celstron 8SE. 2019 All New Adjustable Flat6AIII (T-mount not included) 2019 All New Adjustable Flat6AIll (T-mount not included) PRODUCT DESCRIPTION: Field flattener / X0. RGB Each 6 by 300 s. ZWO ASIair Plus 9 76. Write Your Own Review. 25" WA 1. 95+ Strehl Ratio. Victoria’s modern rock @ 91. HOUSTON — 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. 9 Triplet Apo Refractor with Carry Case - Space Gr. 9) triple apo. 99. 00. Optional. FOA-60 Ortho Apochromatic Refractor.