3" Rack & Pinion Focuser. 67% Basic astrometry details. Nickname. Technical Specifications. A-F120. Page 1 of 2 - My Fluorostar 91 has arrived - posted in Refractors : My Fluorostar 91 (FLT 91) just arrived. Rated 0 out of 5 $ 1,698. 3" Rack & Pinion Focuser - Gold Version. 1113. N. 00 Color. Vendor William Optics Regular price $1,998 Sale price save $-1,998 Unit price / per . 813. 95 FREE! Add to Cart. Astronomers desirous of superb visual and photographic intermediate sized refractor performance will much appreciate the William Optics 91 mm f/5. New-36. The Soul Nebula is home to a number of interesting objects, including the young open cluster of stars known as. ر. 8 Reducer. Shop Home / Accessories / Boltwood Cloud Sensor III Brand: Diffraction Limited Accessories Boltwood Cloud Sensor III. Sky-Watcher Explorer 130PDS 12. 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. pdf - Free download as PDF File (. 30 ₹ 4,310. I was amazed at how much more detail the plug in pulled out, incredible for a 5" scope, at least that's what I. 9 APO Triplet Refractor Telescope FPL-53. Having two flatteners/focal reducers is like having two telescopes with different focal lengths. 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. 25" WA 1. Be the first to review this product . Cloudy Nights. The three-element optical design features a 91mm aperture using FPL-53 glass. WO FLT91 and Moonlite Focuser - posted in Refractors : Yeah, yeah! Go ahead and blame me for the beautiful weather. 9 Imaging APO Triplet Refractor FPL-53 - Australian Authorised dealer Add the. 00. SKU. The three. . Wish List Compare. GE OEC Fluorostar Arco em C móvel digital Manual do Operador a partir de S/N 10,000 Refª N. The 68III is at least twice as big and twice as heavy as the 6AIII. 9. This very elegant 2" reducer/field flattener has been designed to optimize the flat-f. This will be handy if you also are going to install a Electronic Automatic Focus (EAF) controller which sometimes will prevent you from. Wish List Compare. 9) Flattener/Reducer: FLAT6AIII special edition for Fluorostar 91 (432 mm at f/4. (The pixel size is 4. $293. 00. 9 APO Triplet Refractor Telescope FPL-53 William Optics Fluorostar 91 FLT91 f/5. The FLT has FPL53 glass and the years of great reputation of William Optics build quality. 00. Vendor. 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. 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. With a 3-element triplet design and FPL-53 glass, this William. Triplet Air spaced lens, TMB design, Triplet Air spaced lens, TMB. 8x reducer (6Aiii), you must be 62. Red dot finder Kit with Vixen Style Mounting Base. 00. 8x flattener hereAdd. If I had to do it over again, I would completely skip the Zenithstar. The new ones do not contain fluorite elements and I don’t know that older models ever did. William Optics Fluorostar 91 0. Fluorostar 91 -ZWO EAF. The William Optics FLT 91 is the perfect apochromatic refractor for visual and photographic astronomers demanding excellence in a midsize telescope. The features of the Fluorostar 91 RotoLock William Optics Fluorostar 91 FPL53 Triplet APO Refractor with 3. The three-element optical design features a 91mm aperture using FPL-53 glass. 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. Telescope/Lens: William Optics Fluorostar 91 (540 mm at f/5. The Zenithstar 103 has been discontinued. "high performance and looks good doing it, versatility, manageability, afforfability: a better balance than anyone has a right to expect". Wish List Compare. 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. Guiding camera: ZWO ASI174MM Mini via ZWO OAG;. For fun I want to have a double star shoot out with my trusty old 90 mm F10 SW achromat. The FLT 91 is the perfect apochromatic refractor for visual and photographic astronomers demanding excellence in a midsize telescope. $656. I recently acquired the William Optics Fluorostar 91 as both a visual and imaging telescope. SKU. The Esprit seems to be bullet proof (almost) but the Fluorostar has had some reports of poor focuser construction. 9 Doublet APO. . 9) Flattener/Reducer: William Optics 0. 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 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 Aries Productions Astro Pixel Processor (APP) · Pleiades Astrophoto PixInsightWilliam Optics Fluorostar 91 / FLT91 Imaging Cameras ZWO ASI294MC Pro Mounts iOptron CEM70 Filters Optolong L-Ultimate 2" Accessories Primaluce Lab EAGLE4 Software Pleiades Astrophoto PixInsight Guiding Telescopes Or Lenses William Optics UniGuide 50 Guiding Cameras ZWO ASI120MM MiniTakahashi FSQ-106EDP · William Optics Fluorostar 91 / FLT91 Imaging Cameras ZWO ASI2600MC Pro Filters Optolong L-Pro 2" Accessories Takahashi 645 Reducer QE 0. I couldnt get focus until I figured out to remove it. 00 Select options. I can only say that Esprit owners seem well satisfied and and the same is true of Willams Optics scope owners. SKU: T-FLT-91 Category: William Optics. Using the appropriate T-Mount and T-ring, users can create a functional imaging setup with the FLT91. Price jumps out as the obvious difference $3210 vs $1999 though availability and color might be a consideration. Add to Cart-23. Wish List Compare. 00. Fluorostar is a water-based and ultra-thin film roof coating formulated with Kynar Aquatec®, a world. Extension Tube Length. I ordered a William Optics FLT 91 Fluorostar 91mm f/5. FLAT6AIII special edition for Fluorostar 91. I do however, use their instruments for astrophotography and so I was surprised. Dual Speed 3. Whereas the WO 91 is a natural f/5. I am new to astronomy. txt) or read online for free. Hey, Brian, FWIW, I'd avoid the FLT 91. Originator 100040680_sandra__bartels. 8 triplet on its website. Be the first to review this product . Id like to think Ive come up to speed fairly quickly on. 95+[フォーカサー]デュアルスピード 3. 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. Telescope/Lens: William Optics Fluorostar 91 (540 mm at f/5. ZWO ASI2600mc camera. → Refractors. I have somewhat narrowed it down between an Esprit 100 or the William Optics Fluorostar 91. State: Nieuw . → Refractors. William Optics Fluorostar 91 APO Triplet Refractor: Triplet Refractor: 91mm (3. 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. FLT 91 with the Flat 6AIII x0. I placed a star finder on it. 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. Page 9 of 23 - WO Fluorostar 91 - new scope - posted in Refractors : I was close pushing an ORDER button on this scope but now I started to hesitate. Both the Fluorostar 91 and Redcat 71 are dropping in the December/January time frame. Telescope/Lens: William Optics Fluorostar 91 (540 mm at f/5. Here is my imaging train: William Optics Fluorostar 91 FPL53 Triplet APO Refractor William Optics FLAT6AIII x0. The FLT 91 is the perfect Apochromatic refractor for visual and photographic astronomers demanding excellence in a midsize telescope. William Optics FLT 91 Fluorostar 91mm f/5. 61 pixel). Astronomers desirous of superb visual and photographic intermediate sized refractor performance will much appreciate the William Optics 91 mm f/5. The rest is the same as with other scopes. $67. We would like to show you a description here but the site won’t allow us. 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. William Optics Fluorostar 91 / FLT91 Imaging Cameras ZWO ASI2600MC Pro Mounts Sky-Watcher EQ6-R Pro Acquisition details Dates: Nov. New for 2021 - The FLT 91 is the perfect Apochromatic refractor for visual and photographic astronomers demanding excellence in a midsize telescope. P-FLAT6AIII-M92. Tags Bahtinov Mask for William Optics UniGuide 32mm. FLAT6AIII special edition for Fluorostar 91 . 8Kg Focal ratio: f/6. ขายกล้องดูดาว William Optics Fluorostar 132 F/7 OTA Red ในราคาที่คุณถูกใจ. Wish List Compare. Monitor Cart p/n OEC. / per. 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. Regular Price $1,998. William Optics FLT 91 Fluorostar 91mm f/5. Looks like a straight fit with the WO adapter. 8 reducer flattener M92 edition. OK, I'm tempted by the FLT 91 I already have a WO 6A III 0. Back In Stock! RedCat 71 APO 350mm f/4. FOA-60 Ortho Apochromatic Refractor. Arriving in a single box, the William Optics Fluorostar FLT 91 was protected in a robust and well-padded soft carry case. 00. The three-element optical design features a 91mm aperture using FPL-53 glass. 8 These are premium instruments primarily aimed at astrophotographers, but they can also be used for visual observations. 2y. Cloudy Nights. In stock. 3. 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 offers another model of apochromatic triplet refractor, the Fluorostar. Aperture. Astronomers desirous of superb visual and photographic intermediate sized refractor performance will much appreciate the William Optics 91 mm f/5. 00. We would like to show you a description here but the site won’t allow us. 00. , , , , , Download: free Website: Thingiverse. 6lbs) including tube rings and dovetail plate. Add to Cart 3 in stock Yes, our inventory is accurate! See It In Person - On Display In Our Showroom!. 30 Add to cart; Sale! Fluorostar 91 APO ₹ 203,103. Despite being only a little longer, that diameter and extra glass means this is much heavier than my Z73. . Download Manual. 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. Fluorostar 91 Trailer. Now Only $1,398. These corrective optics work best at a specific distance away from their glass elements, most commonly 55mm. Sort By. Wish List Compare. The only issue is the threads on the FLT 91 are M92, the Flat6AII has M63 threads. 8. Add to Cart. 900. → Equipment Discussions. 900. Im having trouble finding honest reviews on the Fluorostar 93. I have heard William Optics FLT 91 Fluorostar is one of the best optic refractors of its league. 30 Add to cart; WO Cellphone Holder Telescope Adapter for any type of smartphones!!! Read moreThere are 91 ads in this category. Store in a dry place: Store the telescope in a. Download: free Website: Printables. Focal Length. The STM-coatings and superb quality provide excellent optical performance and unmatched value. I have the Redcat 51 and loved the quality. Images of space, taken by amateurs. $2,697. 3" R&P Focuser Image Circle : >43mm Retracted Length :. I hope this helps. 00. Fluorostar 91 Trailer. I have it, and the optics are great, but the mechanics has sag and tilt. The STM-coatings and superb quality provide excellent optical performance andFluorostar 91 Mini PC / UPB2 Mount . 9 Triplet Apo Refractor with Carry Case - Space Gr. 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. Specifications general. 00 Regular Price $1,568. 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. The eccentricity plot has a weird looking, but it's rather uniform, from 0. item 4 William Optics Fluorostar 91 FLT91 f/5. When I looked at the fov it matched the Esprit 100ED I was also looking into buying for imaging. 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. The deep-sky imaging performance of that little APO is what. 00. 00-425212-01. William Optics Fluorostar 91 APO - Red. 91mm. 4. Fluorostar 91 APO . Page 1 of 2 - William Optics Fluorostar 91 Focuser Issue - Response from WO themselves. I am fairly new to Astro (about 8 mo) as my first scope is a Celstron 8SE. 75") 933: William Optics Gran Turismo 71 APO Refractor with Flattener: Triplet Refractor: 71 mm (2. Wish List Compare. 25" WA 1. It is similar to the Gran Turismo series, and at present it comes in apertures of 91mm at f/5. New Fluorostar 132 (Innovative Bahtinov Mask Cover (Patented) included) 1 Review . $2,494. 3" ラックアンドピニオン. William Optics. ر. Fluorostar Series 1 Product; CAT Series 4 Products; Video Demonstration. The STM-coatings and superb quality provide excellent optical performance and unmatched value. Dielectric Coating Diagonals; Erecting Prisms; Accessories. 5x Televue Powermate (one of the best premium extenders) on William Optics FLT 91 Fluorostar (or say WO FLT 132), and use it to capture galaxies? Plan to use it with ZWO ASI 2600mm camera. SH2-91 is a faint supernova remnant in Cygnus. Free Contiguous US Shipping. William Optics. 00. $2,697. Wish List Compare. Wish List Compare. OK, I'm tempted by the FLT 91 I already have a WO 6A III 0. QC issues described here are something that one would not expect from such established producer. Posted 01 January 2023 - 06:52 PM. item 8 Sky-Watcher Esprit 150mm ED Triplet APO Refractor #S11430 Sky-Watcher Esprit 150mm ED Triplet APO Refractor #S11430. William Optics Fluorostar 91 FLT91 f/5. 5mm spacer, but got elongated stars in the four corners. I've tried multiple back focus adjustments and have adjusted the adjustable flattener/reducer. Gran Turismo 81 IV. 9. Im excited. Remove the temperature gauge off the telescope. With a 540mm focal length and f/5. 00 Original price. 441mm. The Zenithstar 103 has been discontinued. View full details Original price $2,697. The ZWO EAF will definitely fit on the coarse focus knob on left side. 00 Regular Price $1,568. The three-element optical design features a 91mm aperture using FPL-53 glass. Ken Bates. Manufacturers & Suppliers of Astronomical Telescopes in India Serving Amateur Astronomers Since 1976The OEC Fluorostar can give you the ability to image right in your emergency room. All New Adjustable Flat6AIII (T-mount not included) $229. I would really appreciate any comments that my help with making choice from those that have had some experience with either scope or either. Add to cart. Quick view Compare Choose Options. Add to Cart. 06 pixels is 2. 0 Items - $0. . P-FLAT6AIII-M92. William Optics Fluorostar 91 Apo Triplet William Optics Flat 6A III 0. RotoLock Adapters; Camera / T-Mount Adapters; Mounting. Optional. Jack uses a William Optics Fluorostar (FLT) 91. 0 TELESCOPE. GameStop Moderna Pfizer Johnson & Johnson AstraZeneca Walgreens Best Buy Novavax SpaceX Tesla. I can usually work out decisions but this one has me on a fence. 00 Shane23 #. Latest version from new WO FLT 91 + 2600MC + L Ultimate. How to install the ZWO EAF on the William Optics Fluorostar 91. WILLIAM OPTICS FLT 110 APO f/7. 9 Triplet APO. Next session will see me adding a total of. If your sensor is say at 48mm or at 67mm away, you may still see curvature, or still have coma affecting your images. 00 ₹ 369,310. A-F151. William Optics offers another model of apochromatic triplet refractor, the Fluorostar. 00 - $2,897. The features of the Fluorostar 91 RotoLockWilliam Optics Fluorostar 91 FPL53 Triplet APO Refractor with 3. 00. I recently removed the dovetail on top and put back in place the guide bar to its original setup the way the scope. High-Quality Refractor Telescopes, Binoculars, Eyepieces, Diagonals and other Optical Accessories. As low as $3,298. 20 Ricky Graham #. EAF Manual EAF Manual EN V1. 00. 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. The STM-coatings and superb quality provide excellent optical performance and unmatched value. Luminance 6 by 300 s. The visionary team of designers and engineers at William Optics spared no effort in selecting the finest. ) So indeed, FRA600 performs noticeably better with the reducer. $34. 35%. 81mm Carry Soft Case. Starts at $1998. WO Fluorostar 91 - new scope. The STM-coatings and superb quality provide excellent optical performance and unmatched value. For a guide camera I'm thinking an ASI120MM or a ASI220MM -- Is there any advantage to the more expensive. Free US shipping on orders over $25!Fluorostar 91 APO quantity. Look no further than Bintel, where we endeavor to provide high quality service and after-sales support second-to-none! We stock a wide range of great telescopes and have been supplying amateur astronomers in Australia for over 30 years. 9. 00. Wolf–Rayet stars are evolved, massive stars that have completely lost their outer hydrogen and are. 00 My account / Register. Add to Cart. (Pre Order)New Fluorostar 156 (Innovative Bahtinov Mask Cover (Patented) included) As low as $7,398. Page 1 of 2 - William Optics Fluorostar 91 Focuser Issue - Response from WO themselves. I decided to upgrade to a WO Fluorostar and EQ6-R and the results are super good. 8x reducer (6Aiii), you must be 62. WO Gran Turismo 81 . 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. 00. Fluorostar 91 SKU: T-FLT-91RD-RP33 . William Optics Fluorostar 91 Triplet APO Refractor Telescope with 3. Feel free to make a contribution! Learn more. The Zone at 91-3, Victoria, British Columbia. The Fluorostar 120 is a Three Element Designed APO refractor. 40mm. $293. The three-element optical design features a 91mm aperture using FPL-53 glass. 9 and a focal length of 540mm. Reviews. Benny Sachdev. 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. 1mm from the back of the flat to the camera chip. Add to Cart. This is a NEW listing. 【Refurbished】Fluorostar 91 APO-Red . The FLT 91 is an Apochromatic refractor with a focal length of 540 mm and an aperture of f/5. Wish List Compare. $284. 9. I hope this helps. 72) Filter: Chroma 36mm SII 3nm Telescope Filter - Unmounted. This is a top of line material used in only the finest refractor telescopes. 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. $2,494. Its a nice scope, but its too large to carry in my truck. $284. Next session will see me adding a total of 2mm. The three-element optical design features a 91mm aperture using FPL-53 glass. Identical to the standard FLAT6AIII optically but with an additional adapter to fit the FLT 91 telescope. 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. William Optics Fluorostar 91 / FLT91 / New scope and flattener/reducer; New scope and flattener/reducer. . 9 FLT Apochromatic Refractor is just the excellent midsized visual and photographic instrument sought by discerning astronomers. Its always a shame to take off the visual back on these. · 157 views I can use another set of eyes on this issue I'm running into. And they quote a 0. FLAT6AIII special edition for Fluorostar 91. The three-element optical design features. 180. doc 3Version 1. 6 and can be reduced with a reducer to f/3. 3" Rack & Pinion Focuser - Space Grey Version. 91 von 91 01. The STM-coatings and superb quality provide excellent optical performance and unmatched value. 8 reducer flattener M92 edition. And attached is a FWHM-Eccentricity analysis of the luminance data. As low as $1,998. 00. Add to Cart. 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. 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. Telescope: William Optics FLT 120 (780mm at F/6. FOA-60 Ortho Apochromatic Refractor. Wish List Compare 【Refurbished】Zenithstar 73 III APO-Red. 00. You're reviewing: FLAT6AIII special edition for Fluorostar 91. Important - colour may differ from photo, we will have this photographed shortly. FLAT6AIII special edition for Fluorostar 91.