Price is $1850 shipped with no PayPal fees. William Optics Fluorostar 91 / FLT91 / Star finder scope; Star finder scope. For the William Optics . Despite being only a little longer, that diameter and extra glass means this is much heavier than my Z73. The FLT 91 is the perfect Apochromatic refractor for visual and photographic astronomers demanding excellence in a midsize telescope. Gran Turismo 81 IV. 00. Feel free to make a contribution! Learn more. 575kg (OTA with William Optics Fluorostar 91 Triplet APO Refractor Telescope with 3. FLT 91 with the Flat 6AIII x0. This is the same item as the P-FLAT6AIII reducer/flattener sold for other WO. The three-element optical design features a 91mm aperture using FPL-53 glass. I am using the UBP2 optional brackets to hold the miniPC and mount to the bracket. I also received the WO FLAT 6A III x0. Page 1 of 2 - Askar FRA500 vs the WO FLT 91 - posted in Refractors : Looking at these two scopes. The deep-sky imaging performance of that little APO is what. 00 Original price. View full description. 9 APO Refractor features a three element triplet design and uses FPL-53 glass. Coupled with my ZWO ASI1600 MM Pro, the field of view is 2. 95+ Strehl Ratio. William Optics. The William Optics FLT 91 is the perfect apochromatic refractor for visual and photographic astronomers demanding excellence in a midsize telescope. 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 one on the left is the newly released GT 81 WIFD which seems to be a very similar scope. Page 1 of 2 - William Optics Fluorostar 91 Focuser Issue - Response from WO themselves. (Pre Order)New Fluorostar 156 (With Feather Touch 3. Wish List Compare. Seems like an unreleased scope with their new internal focus system. Diameter. Both the Fluorostar 91 and Redcat 71 are dropping in the December/January time frame. 99. Dual Speed 3. William Optics Fluorostar 132 - Space Grey. Here is my imaging train: William Optics Fluorostar 91 FPL53 Triplet APO Refractor William Optics FLAT6AIII x0. 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. 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. Takahashi. . Fluorostar 91 APO Triplet Refractor. 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. Toll-Free: +1-800-504-5897. ZWO ASI2600mc camera. Here is my FLT 91/Reducer combo with a 2600MC, so the chip is bigger and the pixels are smaller, both of which put a larger strain on the optics. 1 65kg (OTA only) 1 2. 8x Flattener/Reducer APO · ZWO ASIAIR Plus SoftwareWilliam Optics Fluorostar 91 / FLT91 Guiding Cameras ZWO ASI174MM Mini Acquisition details Dates: Feb. Extension Tube Length. Service_manual_GE_OEC_Fluorostar_7900. Telescope/Lens: William Optics Fluorostar 91 (540 mm at f/5. The three-element optical design features a 91mm aperture using FPL-53 glass. SKU. I found a great deal on a used William Optic Fluorostar 91 APO with the. I have the Redcat 51 and loved the quality. 4”), compact enough to qualify as carry-on luggage with most airlines. $2,494. 03 Add to cart; Sale! New Cat Series Saddle Handle Bar ₹ 5,310. / NINA) Guiding Telescopes Or. 6lbs) including tube rings and dovetail plate. Fluorostar 91. pdf), Text File (. 8 triplet on its website. 56% Hot. As low as $1,998. Fluorostar 91. Add to Cart. FOA-60 Ortho Apochromatic Refractor. The Zenithstar 103 has been discontinued. 25, 2022 Frames: 45. 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. State: Nieuw . Buy another brand of same specifications almost, i have TS Optics one that i ordered. Saddle handle bar: Newly designed. Step 5: set the Fluorostar 91's focal length to 21mm. 5mm spacer, but got elongated stars in the four corners. Can I use a 2. 51 shipping. 0 Mono ZWO 36mm Ha, SII, OIII 7nm. 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. Fluorostar 91 APO Triplet Refractor. Nickname. 25" · Antlia Luminance 1. FLUOROSTAR TM is a thin film coating that is designed to be applied over primed and. Tags Bahtinov Mask for William Optics UniGuide 32mm. Unfortunately, I was not able to get the focus right. As low as $53. 72) Filter: Chroma 36mm HA 3nm Telescope Filter - Unmounted. The three-element optical design features a 91mm aperture using FPL-53 glass that delivers high contrast colour-free images and an impressive 0. • Precise focus control for planetary and deep sky imaging. This is a premium quality triplet APO (apochromat) capable of producing crisp, well color-corrected images. Be the first to review this product . 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. Dielectric Coating Diagonals; Erecting Prisms; Accessories. 4 Videos. View full details Original price $2,697. Fluorostar 91 Trailer. 9 Focuser : 3. 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 series; Gran Turismo series New; ZenithStar series; Guider series New; Finder series; Binoculars; Eye Pieces. You're reviewing: FLAT6AIII special edition for Fluorostar 91. This will be handy if you also are going to install a Electronic Automatic Focus (EAF) controller which sometimes will prevent you from. Im looking for a reasonably sized. Fluorostar 91 APO Triplet Refractor. 9 Triplet Apo Refractor. 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. 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. If you go back one page youll see examples posted by several people. ر. Triplet Air spaced lens, TMB design, Triplet Air spaced lens, TMB. Fluorostar 91 APO . I am fairly new to Astro (about 8 mo) as my first scope is a Celstron 8SE. Shop Home / Accessories / Boltwood Cloud Sensor III Brand: Diffraction Limited Accessories Boltwood Cloud Sensor III. “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”. · 17 views I think I know the answer to this question, but would like your opinions. 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. Add to Cart. View listing photos, review sales history, and use our detailed real estate filters to find the perfect place. 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. Those look so nice. Free Contiguous US Shipping. 91. The 10 minute sub exposures picked up the nebulosity I wanted but starlight drowned out everything. New for 2021 - The FLT 91 is the perfect Apochromatic refractor for visual and photographic astronomers demanding excellence in a midsize telescope. 1. 3 shares. 8 works well on light mounts (as well as big ones). Great in aiding in quick diagnoses when time is of the essence. 00. Telescope/Lens: William Optics Fluorostar 91 (540 mm at f/5. 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. Whereas the WO 91 is a natural f/5. And attached is a FWHM-Eccentricity analysis of the luminance data. Back In Stock! RedCat 71 APO 350mm f/4. Page 1 of 2 - My Fluorostar 91 has arrived - posted in Refractors : My Fluorostar 91 (FLT 91) just arrived. $ 293. Fluorostar series; Gran Turismo series New; ZenithStar series; Guider series New; Finder series; Binoculars; Eye Pieces. 00. SWAN 2" SWAN 1. The STM-coatings and superb quality provide excellent optical performance and unmatched value. At least in the Canon world, Canon has been updating the lenses with the main advancements in lighter weight. ZWO ASI Air Plus control computer. You may remember my review of the William Optics Zenithstar 61 APO, which also used this glass. Specifications general. 9 Fluorostar. I decided to upgrade to a WO Fluorostar and EQ6-R and the results are super good. Page 12 of 23 - WO Fluorostar 91 - new scope - posted in Refractors : Matt You may have made the same. William Optics FLT 91 Fluorostar 91mm f/5. FOA-60 Ortho Apochromatic Refractor. 00 Shane23 #. 9. 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. 5) Reducer/Flattener: William Optics FLAT7A (624mm at F/5. (Pre Order)New Fluorostar 156 (Innovative Bahtinov Mask Cover (Patented) included) As low as $7,398. I do however, use their instruments for astrophotography and so I was surprised. 25" WA 1. Remove the temperature gauge off the telescope. 00-425212-01. 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. $293. 9 FLT Apochromatic Refractor is just the excellent midsized visual and photographic instrument sought by discerning astronomers. If your camera chip is too close or too far away, then the elements will not actually perform their intended corrections. If your sensor is say at 48mm or at 67mm away, you may still see curvature, or still have coma affecting your images. The STM-coatings and superb quality provide excellent optical performance andFluorostar 91 Mini PC / UPB2 Mount . The focuser is solid and doesnt move in a way which it. Add to Cart-23. All New Adjustable Flat6AIII (T-mount not included) 1 Review. Then, put the bracket in place and use the M3 screws and washers in the spots where the others were just removed. GameStop Moderna Pfizer Johnson & Johnson AstraZeneca Walgreens Best Buy Novavax SpaceX Tesla. William Optics Fluorostar 91 (See my sig line) Astrophotagraphy. Add to cart. Having two flatteners/focal reducers is like having two telescopes with different focal lengths. I can usually work out decisions but this one has me on a fence. Add to Wish List. com. All New Slide-base UniGuide 32mm Scope. 00. Fluorostar. Add to Cart. 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. Pier Extension for AM5 Mount. SH2-91. 91mm. Add to Cart. 86 shipping. Wish List Compare. º 5477779_1 GE OEC Medical Systems GmbH. Sky-Watcher Explorer 130PDS 12. 9)[対物レンズ] 含むFPL53 3枚玉アポクロマート[Strehl Ratio]0. William Optics Fluorostar 91 / FLT91 Imaging Cameras ZWO ASI2600MC Pro · ZWO ASI2600MM Pro Mounts Sky-Watcher EQ6-Ri Pro Filters Antlia 3nm Narrowband H-alpha 2" · Antlia 3nm Narrowband Sulfur II 2" · Antlia V-Pro Blue 2" · Antlia V-Pro Green 2" · Antlia V-Pro Red 2" · Optolong L-eXtreme 2" · ZWO UV IR CUT 2" AccessoriesThe William Optics Fluorostar 91 is a cutting-edge optical instrument meticulously designed to meet the exacting demands of astrophotography. The Zone at 91-3, Victoria, British Columbia. I know it becomes slow with f/13. ع. Each subs are fives minutes long and each panel is eights hours of exposure so. FLT151 Features a top-quality triplet air-spaced objective using outstanding Ohara FPL-53 type glass which provides superb correction for these refractors. The FLT 91 is the perfect apochromatic refractor for visual and photographic astronomers demanding excellence in a midsize telescope. 3" R&P Focuser. A few months ago I was honored to be named an Ambassador for William Optics, and three weeks ago I received the new WO Fluorostar 91 to test (. 00. 61 pixel). FREE delivery Fri, Nov 17 on $35 of items shipped by Amazon. Backfocus is adjustable up to 15 mm, and, once set, is held in place by a locking ring. ZWO ASIair Plus 9 76. $4,139. 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. In stock. 00. William Optics Fluorostar 120 - Space Grey. 07 pixel) compared to the case without a reducer (2. The FLT 91 is the perfect Apochromatic refractor for visual and photographic astronomers demanding excellence in a midsize telescope. The three-element optical design features a 91mm aperture using FPL-53 glass. Optolong L-Pro 2" 1 10. Sale Regular price $1,998. 1 year warranty. 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. OpticsPlanet, Inc is an Authorized US Distributor for William Optics Telescopes. We found other products you might like! New William Optics Flattener 68III. William Optics FLT 91 Fluorostar 91mm f/5. In stock (can be backordered) Type: Flattener / Reducer. My current SW 100ED APO is a fine scope but as I tend to be a "grab n go" kind of guy, the shorter tube of the FL 91, mounted on my Porta II really appeals to me. 3" Rack & Pinion Focuser - Space Grey Version. OTA Weight. As low as $1,998. 8 Reducer - DIY 3D printed guide cam with IMX290 and ZWO 30F4 Acquisition Details: - 100 x 120s + 230 x 60s - 0 gain. Identical to the standard FLAT6AIII optically but with an additional adapter to fit the FLT 91 telescope. 6 and can be reduced with a reducer to f/3. Fluorostar 91 SKU: T-FLT-91RD-RP33 . add to list Tags BEE-LINK SER5 Pro wall mount and USB Drive Carrie. 4. 1 81bs / 4. The three-element optical design features a 91 mm aperture using FPL53 glass. Hot. William Optics Fluorostar 91 / FLT91 Imaging Cameras ZWO ASI2600MC Pro Mounts Sky-Watcher EQ6-R Pro Acquisition details Dates: Feb. 00 Dennis Spender #. 3" ラックアンドピニオン. I can only see that the WO has a better focuser (not too much) and a thermometer, other than. 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. GE OEC Fluorostar Arco em C móvel digital Manual do Operador a partir de S/N 10,000 Refª N. Add to Cart. Release Date 08/19/2015 11:49:39 AM. Adapters. The three-element optical design features a 91mm aperture using FPL-53 glass. Write Your Own Review. Gran Turismo 71 APO. Vendor William Optics Regular price $1,998 Sale price save $-1,998 Unit price / per . RotoLock Adapters; Camera / T-Mount Adapters; Mounting. Focal Length. Astronomers desirous of superb visual and photographic intermediate sized refractor performance will much appreciate the William Optics 91 mm f/5. Not super happy with the debugging. QC issues described here are something that one would not expect from such established producer. 25" · Antlia Green 1. $293. Zillow has 23383 homes for sale in British Columbia. 9 Focuser : 3. 9. +. T-FLT-91. The features of the Fluorostar 91 RotoLock William Optics Fluorostar 91 FPL53 Triplet APO Refractor with 3. Fluorostar 91. We would like to show you a description here but the site won’t allow us. (FLT 132), 60 Mins Each of RGB (FLT 91) and 6 hours of Ha from my back yard. A soft carry case comes standard with the William Optics Fluorostar 91. Adjustable reducer flattener Flat61R for Z61 . I’ve heard some reports of problems with focuser . Download: free Website: Printables. The ZWO EAF will definitely fit on the coarse focus knob on left side. New for 2021 - William Optics Fluorostar / FLT 91. Though it could also be sensor tilt. mjstake when I received my scope. Feitelijk zijn beide flattener / reducer gelijk aan elkaar alleen zit bij dit product een M92 adapter bijgeleverd. 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. 00. 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 91mm. 180. Now Only $998. View full description. Fluorostar comes with an excellent amount of internal storage - up to 60,000 images. 8x for Fluorostar 91 - suggested by web store. 9 Fluorostar. 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. $ 293. The W-O documentation is pretty sparse (!), but their Flat 68iii page shows the back focus adjustment for a DSLR to be “5 mm (need additional adapter)”. The newly-designed Boltwood Cloud Sensor III is the must-have weather monitoring device for astronomical observatories. 8 FR (M63 thread). 18, 20221. Therefore, a 55mm back focus with a filter that is 3mm thick added to the imaging train would. Next session will see me adding a total of. 9, 132mm at f/7, and 156mm at f/7. 00. Sort By. 8x reducer / flattener. Regular price $1,998 3 in stock View. C. $1,568. Product Details. 9) Flattener/Reducer: FLAT6AIII special edition for Fluorostar 91 (432 mm at f/4. 3" Rack & Pinion Focuser - Space Grey Version. The three-element optical design features a 91mm aperture using FPL-53 glass. The William Optics FLT 91 is the perfect apochromatic refractor for visual and photographic astronomers demanding excellence in a midsize telescope. William Optics manufactures Refractor telescopes, binoculars, digital camera adapter lenses for telescopes, eyepieces, diagonals and other accessories. 00. William Optics Fluorostar 91 0. 9) Flattener/Reducer: FLAT6AIII special edition for Fluorostar 91 (432 mm at f/4. . Mounting Rings;Telescope/Lens: William Optics Fluorostar 91 (540 mm at f/5. Apochromatic Triplet Prime Lens. Hello everyone!In this video I will be going over the William Optics FLT91. Looking for advice on processing in PixInsight. SKU. 00. 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. 48mm T mount for Pentax K - Black . Made with CNC. 6M subscribers in the astrophotography community. 7. Astronomers desirous of superb visual and photographic intermediate sized refractor performance will much appreciate the William Optics 91 mm f/5. Part number manufacturer: A-F120GD-RP33 . All New Adjustable Flat6AIII with M92 thread adapter for use with the new WO FLT91 telescope (M48-threaded T-mount not included). More Information. 00. Fluorostar 120. Wish List Compare. More Information;107 votes, 11 comments. I do however, use their instruments for astrophotography and so I was surprised by the general feedback regarding their newly released. Providing the supreme visual and photographic performance astronomers expect from a medium sized telescope, the William Optics Fluorostar 91 f/5. Main Equipment, not all are listed here. 5mm spacer, but got elongated stars in the four corners. 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. Transfer easily. since it works with the FLT 91. 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. WO FLT91 and Moonlite Focuser - posted in Refractors : Yeah, yeah! Go ahead and blame me for the beautiful weather. All New Slide-base UniGuide 50mm Scope . 00 Add to cart. The reducing factor of this field flattener is 0. T-FLT-91-SG-Refurbished. Now Only $1,498. William Optics FLT 91 vs GT81 - posted in Refractors : Hi everyone, just after a bit of advice please. Price jumps out as the obvious difference $3210 vs $1999 though availability and color might be a consideration. 99. 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. I’m on the verge of purchasing a new refractor, I currently have an EQ6 R pro, a SkyWatcher 200 PDS and a Canon R6. $2,494. There are a few superficial scratches on the tube but the optics are great. 00 ₹ 189,731. 8x. The FRA is also a natural f/5. FOA-60 Ortho Apochromatic Refractor. Quick view Compare Choose Options. Zygo Test Report + $99. Cover the telescope: When storing the William Optics telescope, it is important to protect it from dust and moisture. The three-element optical design features a 91mm aperture using FPL-53 glass. Rated 0 out of 5 $ 1,698. For a guide camera I'm thinking an ASI120MM or a ASI220MM -- Is there any advantage to the more expensive. add to list Tags Pocket Powerbox Advance Mount for C9. The three-element optical design features a 91mm aperture using FPL-53 glass. TALK TO AN EXPERT :. 5M subscribers in the astrophotography community. 540mm. About Press Copyright Contact us Creators Advertise Developers Terms Privacy Policy & Safety How YouTube works Test new features NFL Sunday Ticket Press Copyright. 25 inch RotoLock) All new, a unique, RotoLock high-quality fully multi coated WO 50mm f/4 Guiding scope that fits. The three-element optical design features a 91mm aperture using FPL-53 glass. Optional. FLT 91 with the Flat 6AIII x0. High-Quality Refractor Telescopes, Binoculars, Eyepieces, Diagonals and other Optical Accessories. → Equipment Discussions. Add to Cart. I can only see that the WO has a better focuser (not too much) and a thermometer, other than. Ha 36 by 600 s. Details. ขายกล้องดูดาว William Optics Fluorostar 132 F/7 OTA Red ในราคาที่คุณถูกใจ. Qty. 00. There's an initial grub screw to remove which will them expose the screws holding the gauge to the shaft. The William Optics FLT 91 is the perfect apochromatic refractor for visual and photographic astronomers demanding excellence in a midsize telescope. Its a nice scope, but its too large to carry in my truck.