Add to Cart-23. T-FLT-91-SG-Refurbished. New for 2021 - William Optics Fluorostar / FLT 91. 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. FLT 91 with the Flat 6AIII x0. Luminance 6 by 300 s. 3" Rack & Pinion Focuser. Focal Length. Important - colour may differ from photo, we will have this photographed shortly. 2019 All New Adjustable Flat6AIII (T-mount not included) 2019 All New Adjustable Flat6AIll (T-mount not included) PRODUCT DESCRIPTION: Field flattener / X0. 9 and reduces to f/4. Cover the telescope: When storing the William Optics telescope, it is important to protect it from dust and moisture. Im having trouble finding honest reviews on the Fluorostar 93. 00. 06 pixels is 2. The FLT 91 employs FPL-53 glass and has an optical design consisting of three elements. The FRA500 is slightly lighter and slightly smaller in length. 75") 933: William Optics Gran Turismo 71 APO Refractor with Flattener: Triplet Refractor: 71 mm (2. The back focus is a critical spacing that must be obtained if one is using a Flattener or Reducer. 25" Diagonals & Erecting Prisms. Page 2 of 23 - WO Fluorostar 91 - new scope - posted in Refractors : The longer I wait, the more on the fence I find myself. The rest is the same as with other scopes. f/5. The Esprit+EQ8 are probably a "handful" in terms of handling, but I have seen people use it in they backyard without a permanent installation. Messier 48 can be found 14 degrees to the southeast of Procyon, the. 00 Select options. You may remember my review of the William Optics Zenithstar 61 APO, which also used this glass. 8x Flattener/Reducer APO · ZWO ASIAIR Plus SoftwareWilliam Optics Fluorostar 91 / FLT91 Guiding Cameras ZWO ASI174MM Mini Acquisition details Dates: Feb. All New Adjustable Flat6AIII (T-mount not included) 1 Review. 3" R&P Focuser. Add to Cart. $2,494. All New Adjustable Flat6AIII (T-mount not included) 1 Review. The William Optics FLT 91 is the perfect apochromatic refractor for visual and photographic astronomers demanding excellence in a midsize telescope. º 5477779_1 GE OEC Medical Systems GmbH. Add to Cart. The three-element optical design features a 91mm aperture using FPL-53 glass. 4 Reviews. $293. The FLT 91 is the perfect Apochromatic refractor for visual and photographic astronomers demanding excellence in a midsize telescope. 25”-2” adapter Includes. Then, put the bracket in place and use the M3 screws and washers in the spots where the others were just removed. 5" Focuser) As low as $8,198. Swap to the smaller Allen key and with a torch find the two screws at 45 degrees so just rotate the focus adjuster to see them. 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 294MC. Now Only $998. 9. Monitor Cart p/n OEC. not quite sure on the purpose, FLAT in the name makes me think it's a flattener? DSLR Attachment - William Optics 48mm T-Ring for Canon EOS - I'm guessing I need something else to complete connection to the telescope. Technical Specifications. Nickname. William Optics FLT 91 Fluorostar 91mm f/5. As low as $3,298. Page 1 of 2 - My Fluorostar 91 has arrived - posted in Refractors : My Fluorostar 91 (FLT 91) just arrived. As low as $933. 00. Its always a shame to take off the visual back on these. The three-element optical design features a 91mm aperture using FPL-53 glass. 540mm. Extension Tube Length. Wish List Compare. SKU. 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. Business, Economics, and Finance. William Optics Fluorostar 91 / FLT91 / New scope and flattener/reducer; New scope and flattener/reducer. Mounting Rings;Business, Economics, and Finance. The flattener can be securely screwed on to the focuser. Sale price. Add to Cart. 00. Wish List Compare. DESCRIPTION The FLT 91 is the perfect Apochromatic refractor for visual and photographic astronomers demanding excellence. 575kg (OTA with William Optics Fluorostar 91 Triplet APO Refractor Telescope with 3. 95+. Glass is the same, but you can pay extra for the report on the WO. Sort By: Quick view Compare Add to Cart. Not that this was with a 2. Cloudy Nights. Wish List Compare. These stars have very strong stellar winds and are extremely hot, with surface temperatures ranging from 20,000K to 210,000K. 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. William Optics Fluorostar 91 APO Triplet Refractor: Triplet Refractor: 91mm (3. FLAT6AIII special edition for Fluorostar 91. We were immediately impressed with the quality of the case and how securely the telescope was supported inside. The back focus is a critical spacing that must be obtained if one is using a Flattener or Reducer. 441mm. SKU. Add to Cart. Write Your Own Review. 9 APO Triplet Refractor Telescope FPL-53 William Optics Fluorostar 91 FLT91 f/5. It is part of the large star-forming region of the Cepheus molecular nebula complex. Add to Cart. Free Contiguous US Shipping. 6M subscribers in the astrophotography community. was founded in Taiwann for the purpose of making astronomical telescopes for use by the more demanding amateur astronomer and birder. Providing the supreme visual and photographic performance astronomers expect from a medium sized telescope, the William Optics Fluorostar 91 f/5. SKU. Edited by EasyQuest, 10 September 2021 - 01:34 PM. about 8 hrs of data over 2 nights. 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. View listing photos, review sales history, and use our detailed real estate filters to find the perfect place. Remove the temperature gauge off the telescope. Posted 07 March 2022 - 08:46 PM. Sort By. And they quote a 0. , , , , , Download: free Website: Thingiverse. 00. Fluorostar 91. ZWO ASI2600mc camera. If you have any questions about my experience with the William Optics FLT 91. 00. Here is my imaging train: William Optics Fluorostar 91 FPL53 Triplet APO Refractor William Optics FLAT6AIII x0. More Information. The FLT 91 is the perfect Apochromatic refractor for visual and photographic astronomers demanding excellence in a midsize telescope. M31 Fluorostar 91 First Light - posted in Beginning Deep Sky Imaging: This is my first post. add to list Tags BEE-LINK SER5 Pro wall mount and USB Drive Carrie. Extension Tube Length. 34 degrees X 1. 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. In stock. 9AM-5:30PM CT Mon-Fri. It is similar to the Gran Turismo series, and at present it comes in apertures of 91mm at f/5. The Esprit seems to be bullet proof (almost) but the Fluorostar has had some reports of poor focuser construction. I personally own and enjoy the William Optics FLT 132 apochromatic refractor, and can attest to the exceptional image quality of the Fluorostar series. 00. Originator 100040680_sandra__bartels. Posted 01 January 2023 - 06:52 PM. 25" · Antlia Red 1. 18, 2023 Frames: 57. 4mm. . Despite being only a little longer, that diameter and extra glass means this is much heavier than my Z73. New-25. Quick view Compare Choose Options. It is similar to the Gran Turismo series, and at present it comes in apertures of 91mm at f/5. Diameter. 62. The tube weighs just 3. The one on the left is the newly released GT 81 WIFD which seems to be a very similar scope. I was amazed at how much more detail the plug in pulled out, incredible for a 5" scope, at least that's what I. High-Quality Refractor Telescopes, Binoculars, Eyepieces, Diagonals and other Optical Accessories. Fluorostar 91 APO Fluorostar 91 APO Fluorostar 91 APO Fluorostar 91 APO Fluorostar 91 APO Christmas Tree Nebula by By Nihar Nair Christmas Tree Nebula by By Nihar Nair. Glass is the same, but you can pay extra for the report on the WO. 8 reducer flattener M92 edition. 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. Feitelijk zijn beide flattener / reducer gelijk aan elkaar alleen zit bij dit product een M92 adapter bijgeleverd. Fluorostar 91 APO Triplet Refractor. The three-element optical design features. William has absolutely accomplished his goal, and now has a number of very popular refractor telescope lines. 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. Add to Cart. $2,697. New for 2021 - The FLT 91 is the perfect Apochromatic refractor for visual and photographic astronomers demanding excellence in a midsize telescope. $293. ) So indeed, FRA600 performs noticeably better with the reducer. The Fluorostar’s connectivity functionalities help increase workflow efficiencies in any clinical applications. Wish List Compare. WO FLT91 and Moonlite Focuser - posted in Refractors : Yeah, yeah! Go ahead and blame me for the beautiful weather. Store in a dry place: Store the telescope in a. Gran Turismo 71 APO. Other suggestions welcomed. $2,697. Add to Cart. I would really appreciate any comments that my help with making choice from those that have had some experience with either scope or either. Lens Type: Apochromatic Triplet Prime Lens. 9) Flattener/Reducer: FLAT6AIII special edition for Fluorostar 91 (432 mm at f/4. 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. . Now the biggest question is. New for 2021 - The FLT 91 is the perfect Apochromatic refractor for visual and photographic astronomers demanding excellence in a midsize telescope. 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. 9. Utilizing FPL-53 synthetic fluorite glass with STM coatings, this. We would like to show you a description here but the site won’t allow us. Add to Cart. Details. I am new to astronomy. 30 ₹ 4,310. Looking to put a Moonlight Nitecrawler on. 00 Select options. The 68III is at least twice as big and twice as heavy as the 6AIII. As low as $4,378. I ordered a William Optics FLT 91 Fluorostar 91mm f/5. Regular Price $1,998. → Refractors. If you go back one page youll see examples posted by several people. I recently removed the dovetail on top and put back in place the guide bar to its original setup the way the scope. Gran Turismo 81 IV. 75 thread on the opposite end. I also received the WO FLAT 6A III x0. $79. I have question for any owners of this scope who may have a Moonlite focuser. Zygo Test Report + $99. 81mm Carry Soft Case. 9 APO Refractor features a three element triplet design and uses FPL-53 glass. 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. FLAT6AIII special edition for Fluorostar 91 . Rated 0 out of 5 $ 1,698. That is just about the limit of the sky, guiding and diffraction limit for a 91mm aperture. Adjust Distance for DSLR and Mirrorless Camera is 5. 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. 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. Wish List Compare 【Refurbished】Zenithstar 73 III APO-Red. Ive become a fan of Williams Optics. The reducers always look undersized in comparison. This very elegant 2" reducer/field flattener has been designed to optimize the flat-f. The only issue is the threads on the FLT 91 are M92, the Flat6AII has M63 threads. 00. 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. 0. The reducing factor of this field flattener is 0. CLOSED: Thanksgiving, Christmas Day, New Year's Day. 8x Reducer / Adjustable Field Flattener 6AIII for FLT 91 (432 mm at f/4. SKU. I have the Fluorostar 91 Triplet, but. Altair Wave Series 115 F7 ED Triplet 1. 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. OCAL Electronic Collimator 1 9. Looking for advice on processing in PixInsight. 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. William Optics FLT 156 - posted in Refractors : For those who may be interested, William Optics has just listed its Fluorostar 156 f/7. $293. Takahashi. WarpAstron WD-17S 1 3. As low as $1,998. Add to Cart. 35%. The STM-coatings and superb quality provide excellent optical performance and unmatched value. 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. printed 14-Aug-15 89 Rendered PDF File Page 91 of 125 DOC1426760, Rev:3. Free shipping. 9) Flattener/Reducer: FLAT6AIII special edition for Fluorostar 91 (432 mm at f/4. (The pixel size is 4. Dual Speed 3. 72) Filter: Chroma 36mm HA 3nm Telescope Filter - Unmounted. Really enjoying the new setup. This William Optics field flattener is designed specifically to work with the FLT 91 APO refractor. 3″ Rack & Pinion Focuser ($2000) This is a good example of an APO refractor that is designed and packaged primarily for the Astrophotography market. 8 FR (M63 thread). 9 & GH5. The William Optics FLT 91 is the perfect apochromatic refractor for visual and photographic astronomers demanding excellence in a midsize telescope. 8 focal reducer, which brings the FLT 91 to a focal length of 432 mm at f/4. Technical Specifications. 00 Color. Comment. Now Only $1,498. The FLT 91 is a superb instrument and I will be using it regularly when the nebula season returns this summer. 9) Flattener/Reducer: FLAT6AIII special edition for Fluorostar 91 (432 mm at f/4. Designed to. The Zenithstar 103 has been discontinued. The fluorostar 91 with the 0. Be the first to review this product . Nevertheless, I use their suggested setting of 5 mm with a 55 mm. The STM coatings and superb quality provide excellent optical performance and unmatched value. The FLT 91 is the perfect Apochromatic refractor for visual and photographic astronomers demanding excellence in a midsize telescope. Despite being only a little longer, that diameter and extra glass means this is much heavier than my Z73. More than a playlist. Filter: Chroma 36mm OIII 3nm Telescope Filter -. Release Date 08/19/2015 11:49:39 AM. Fluorostar 91. QC issues described here are something that one would not expect from such established producer. Dielectric Coating Diagonals; Erecting Prisms; Accessories. Add to Cart. 00 Shane23 #. I can usually work out decisions but this one has me on a fence. The visionary team of designers and engineers at William Optics spared no effort in selecting the finest. 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. → Refractors. Images of space, taken by amateurs. $4,139. 00. GE OEC Fluorostar Arco em C móvel digital Manual do Operador a partir de S/N 10,000 Refª N. There are a few superficial scratches on the tube but the optics are great. The three-element optical design features a 91 mm aperture using FPL53 glass. ขาตั้งและเมาท์ (Tripods & Mounts) ฟิลเตอร์ (Filters) กล้องจุลทรรศน์. CryptoTelescope/Lens: William Optics Fluorostar 91 (540 mm at f/5. Be the first to review this product . FOA-60 Ortho Apochromatic Refractor. William Optics Fluorostar 120 - Space Grey. 6. If they were just sourcing and retailing scopes like some other brands, I'd expect to be able to easily find equivalents to, say, the RedCat 71 or the Fluorostar 91. 99. Altair Wave Series 115 F7 ED Triplet 1 6. T-FLT-91. Add to Cart. William Optics Fluorostar Series:. 8x. 0. 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. 2) Camera: ZWO ASI 2600mc Pro. FLAT6AIII special edition for Fluorostar 91. 9) Flattener/Reducer: William Optics 0. . Add 30 Minute Product Setup Appointment with Gear Expert to your order. EUR; GBP; Need Help? +62 812 7806 1789; About Us; Order Tracking; Contact UsTechnical details Telescope: William Optics Fluorostar 91 and Fla t6AIII focal reducer/flattener (fl=432 mm). f/5. GEPRC Crocodile baby 4 inch Gopro Insta360 GO mou. All New 50mm Guiding Scope. As low as $3,298. Add to Cart. 00 Shane23 #. Edited by e34stx, 13 April 2021 - 04:46 AM. Telescope/Lens: William Optics Fluorostar 91 (540 mm at f/5. I am fairly new to Astro (about 8 mo) as my first scope is a Celstron 8SE. 1Enjoyed a full night with a new rig consisting of WO FLT 91 and AM5 mount. The thing you can immediately notice is the smaller overall FWHM (2. William Optics FLT 91 Fluorostar 91mm f/5. The William Optics Fluorostar 132 (FLT 132) is ideal for astrophotography due to the FPL-53 glass objective lens. William Optics Fluorostar 91 with FLAT6AIII special edition : $2500: 2023-10-06 12:09:57: Innisfil, ON: 71163: For Sale: Active: Takahashi TSA-120 with Feather touch focuser- mint reduced-. 9, 132mm at f/7, and 156mm at f/7. Now the biggest question. Backfocus is adjustable up to 15 mm, and, once set, is held in place by a locking ring. Part number Ganymedes: WO-A-F120GD-RP33 . Find Flt in For Sale. Filters: ZWO Premium LRGB Imaging Filter Set - 36mm Round Unmounted (Used only RGB) William Optics manufactures Refractor telescopes, binoculars, digital camera adapter lenses for telescopes, eyepieces, diagonals and other accessories. 6lbs) including tube rings and dovetail plate. Scribd is the world's largest social reading and publishing site. 9 Fluorostar. Aperture. 9 APO Refractor features a three element triplet design and uses FPL-53 glass. Wish List Compare. $ 293. All New Slide-base UniGuide 50mm Scope. Fluorostar 91 Trailer. Add to Cart-23. 00. This is a premium quality triplet APO (apochromat) capable of producing crisp, well color-corrected images. - 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 William Optics Fluorostar 91 is the perfect Apochromatic refractor for visual and photographic astronomers demanding excellence in a midsize telescope. “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”. Wish List Compare. Description Reviews (0) Description. How to install the ZWO EAF on the William Optics Fluorostar 91. 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. Fluorostar 91 APO . If your camera chip is too close or too far away, then the elements will not actually perform their intended corrections. T-FLT-91. Fluorostar 91 APO Triplet Refractor. 00 Regular Price $1,998. New Fluorostar 132 (Innovative Bahtinov Mask Cover (Patented) included) 1 Review . The three-element optical design features a 91mm aperture using FPL-53 glass. since it works with the FLT 91. 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. Fluorostar 91 Trailer. Be the first to review this product . 35%. 510mm. Both about the same price. Astronomers desirous of superb visual and photographic intermediate sized refractor performance will much appreciate the William Optics 91 mm f/5. As low as $53. Back In Stock! RedCat 71 APO 350mm f/4. 25" · Antlia Luminance 1. 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 STM coatings and superb quality provide excellent optical performance and unmatched value. add to list Tags Pocket Powerbox Advance Mount for C9. Focal Ratio:. 00 Regular Price $1,568. 4mm spacing is more or less a.