41,727 likes · 1,739 talking about this · 869 were here. Wish List Compare 【Refurbished】Gran Turismo 81 IV-Space Grey . 8なのでf540mm→432mmに。 汎用ですが特にWO製品に最適設計。フルサイズ対応。 FLT-91スペシャル版は鏡筒への接続用にM92→M63変換ADが付属します。接眼AD”ROTOLOCK”を取り外してねじ込み固定。”William Optics Fluorostar 132 / FLT132 · William Optics Fluorostar 91 / FLT91 Imaging Cameras ZWO ASI2600MM Pro · ZWO ASI6200MM Pro. f/5. Zygo Test Report + $99. The FLT 91 is the perfect Apochromatic refractor for visual and photographic astronomers demanding excellence in a midsize telescope. Pegasus Astro Indigo Filter Wheel (7 position, 2" or 50mm filters) 1 32. 575kg (OTA with William Optics Fluorostar 91 Triplet APO Refractor Telescope with 3. Sky-Watcher Explorer 130PDS 12. As low as $1,998. Messier 48 can be found 14 degrees to the southeast of Procyon, the. William Optics. I am fairly new to Astro (about 8 mo) as my first scope is a Celstron 8SE. FOA-60 Ortho Apochromatic Refractor. Add to Cart. Wish List Compare. 8x Reducer / Adjustable Field Flattener 6AIII for FLT 91 (432 mm at f/4. I can only say that Esprit owners seem well satisfied and and the same is true of Willams Optics scope owners. The three-element optical design features a 91mm aperture using FPL-53 glass. 00 Select options. This is a NEW listing. 4”), compact enough to qualify as carry-on luggage with most airlines. You're reviewing: FLAT6AIII special edition for Fluorostar 91. 00. These corrective optics work best at a specific distance away from their glass elements, most commonly 55mm. $2,697. The FLT 91 is the perfect Apochromatic refractor for visual and photographic astronomers demanding excellence in a midsize telescope. Add to Cart. The hottest star in the cluster has the stellar classification A2 and a visual magnitude of 8. WR-134 is the blue arc seen in the image. Part number Ganymedes: WO-A-F120GD-RP33 . Details. Add to Cart. Specifications general. Adapters. With a 3-element triplet design and FPL-53 glass, this William Optics 91 mm f/5. Zillow has 23383 homes for sale in British Columbia. Free shipping. William Optics Fluorostar 91 Triplet APO Refractor Technical Specifications. 95+ Strehl Ratio. 24 +$12. 00. printed 14-Aug-15 89 Rendered PDF File Page 91 of 125 DOC1426760, Rev:3. Lens Type Apochromatic Triplet Prime Lens Focal Length 540mm Diameter 91mm Aperture f/5. This is the same item as the P-FLAT6AIII reducer/flattener sold for other WO. If your camera chip is too close or too far away, then the elements will not actually perform their intended corrections. Adjust Distance for DSLR and Mirrorless Camera is 5. Rated 0 out of 5 $ 1,698. 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. 8 triplet on its website. - 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. FOA-60 Ortho Apochromatic Refractor. Im having trouble finding honest reviews on the Fluorostar 93. William Optics Fluorostar 91 APO - Red. In stock. 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. It is about 70 times more luminous than the Sun. 510mm. $293. The three-element optical design features a 91mm aperture using FPL-53 glass that delivers high contrast colour-free images and an impressive 0. 00. Add to Cart. The three-element optical design features a 91mm aperture using FPL-53 glass. FLAT6AIII special edition for Fluorostar 91. 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. Experience the best of the line: the Williams Optics FLT151 Triplet APO f/6. Started by mewmartigan , Sep 09 2020 06:02 AM «. 6M subscribers in the astrophotography community. Specifications product. 8 Reducer - DIY 3D printed guide cam with IMX290 and ZWO 30F4 Acquisition Details: - 100 x 120s + 230 x 60s - 0 gain. TALK TO AN EXPERT : 919833974700. Add to Cart. 9, 132mm at f/7, and 156mm at f/7. 5mm to sensor) Im guessing that everyones spacing may be slightly different and even WO basically says the 5. Find Flt in For Sale. Both the Fluorostar 91 and Redcat 71 are dropping in the December/January time frame. The STM coatings and superb quality provide excellent optical performance and unmatched value. 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. FOA-60 Ortho Apochromatic Refractor. 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). $293. FLT 91 with the Flat 6AIII x0. Free Contiguous US Shipping. SKU. Im looking for a reasonably sized. Store in a dry place: Store the telescope in a. The one on the left is the newly released GT 81 WIFD which seems to be a very similar scope. 9 Imaging APO Triplet Refractor FPL-53 - Australian Authorised dealer Add the. The three-element optical design features a 91mm aperture using FPL-53 glass that delivers high contrast colour-free images and an impressive 0. $4,139. ZWO ASI2600mc camera. . The Esprit seems to be bullet proof (almost) but the Fluorostar has had some reports of poor focuser construction. Luminance 6 by 300 s. 9, 132mm at f/7, and 156mm at f/7. handle for cover MC5. This is a premium quality triplet APO (apochromat) capable of producing crisp, well color-corrected images. 2019 All New Slide-base 50mm UniGuide Scope (with a Unique 1. ln addition, with STM-coatings enabling superb optical performance, the FLT 91 provides excellent. 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. The fluorostar 91 with the 0. With twin handles that double as shoulder straps, allowing the case to be used as a rucksack, and additional. Triplet Air spaced lens, TMB design, Triplet Air spaced lens, TMB. 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. As low as $3,298. The three-element optical design features a 91mm aperture using FPL-53 glass. All New Adjustable Flat6AIII (T-mount not included) 1 Review. Filters: Chroma SHO 3nm - 36mm. 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. 4 Reviews. 8 FR (M63 thread). Brand: William Optics . As low as $114. Ive become a fan of Williams Optics. → Equipment Discussions. High-Quality Refractor Telescopes, Binoculars, Eyepieces, Diagonals and other Optical Accessories. Cloudy Nights. Wish List Compare. . 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. The STM-coatings and superb quality provide excellent optical performance and unmatched value. 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. The Soul Nebula is home to a number of interesting objects, including the young open cluster of stars known as. FLT151 Features a top-quality triplet air-spaced objective using outstanding Ohara FPL-53 type glass which provides superb correction for these refractors. 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 (. com. 250 180 second exposures. 9) Flattener/Reducer: FLAT6AIII special edition for Fluorostar 91 (432 mm at f/4. Quickly record images in a ready-to-use format. William Optics Fluorostar 91 Triplet APO Refractor Telescope with 3. The FLT 91 employs FPL-53 glass and has an optical design consisting of three elements. 16, 2023 · Feb. 1 Escopo Este manual contém informações sobre a operação do sistema, os componentes, as chaves de controle, os interruptores e riscos dos dispositivos Fluorostar Compact e Series GE OEC. about 8 hrs of data over 2 nights. 540mm. Telescope: William Optics FLT 120 (780mm at F/6. OTA Weight. 00 Regular Price $1,998. Or if you really want larger, a 400 f/2. item 8 Sky-Watcher Esprit 150mm ED Triplet APO Refractor #S11430 Sky-Watcher Esprit 150mm ED Triplet APO Refractor #S11430. (FLT 132), 60 Mins Each of RGB (FLT 91) and 6 hours of Ha from my back yard. In stock. 48mm T mount for Pentax K - Black. Quick view Compare Choose Options. Those look so nice. Some of William Optics’ most well-known telescopes include: William Optics RedCat 51; William Optics RedCat 71Observing mode: 121mm Aperture size: 65mm Net weight: 2Kg Focal length: 416mm Gross weight: 2. (Pre Order)New Fluorostar 156 (With Feather Touch 3. 34 degrees X 1. $ 293. Fluorostar 91 APO. Add to Cart. The newly-designed Boltwood Cloud Sensor III is the must-have weather monitoring device for astronomical observatories. Having two flatteners/focal reducers is like having two telescopes with different focal lengths. 00. 00. Fluorostar series; Gran Turismo series New; ZenithStar series; Guider series New; Finder series; Binoculars; Eye Pieces. CryptoTelescope/Lens: William Optics Fluorostar 91 (540 mm at f/5. ln. 9 Imaging APO Triplet Refractor FPL-53 ProAstroz William Optics Fluorostar FLT91 f/5. 9 Triplet Apo Refractor with Carry Case - Space Gr. 8 focal reducer, which brings the FLT 91 to a focal length of 432 mm at f/4. Fluorostar 91 Trailer. 00. ขาตั้งและเมาท์ (Tripods & Mounts) ฟิลเตอร์ (Filters) กล้องจุลทรรศน์. 9 Imaging APO Triplet Refractor FPL-53 - Australian Authorised dealer Add the FLAT6AIII 0. 9 Triplet Apo Refractor. Wolf–Rayet stars are evolved, massive stars that have completely lost their outer hydrogen and are. • Precise focus control for planetary and deep sky imaging. 8x reducer / flattener. Fluorostar 91 APO Triplet Refractor. 06 pixels is 2. William Optics Fluorostar 120 - Space Grey. 9 APO Triplet Refractor Telescope FPL-53 William Optics Fluorostar 91 FLT91 f/5. The Fluorostar 120 is a Three Element Designed APO refractor. Now Only $1,398. 17Kg. T-FLT-91-SG-Refurbished. 00 Original price. 00. To calculate how much back focus spacing you need to add, take the thickness of the filter and divide it by 3. I am new to astronomy. Tags William Optics GT81 Bahtinov Mask. Ele também contém informações de Referência técnica. 00 - $2,897. The STM-coatings and superb quality provide excellent optical performance and unmatched value. Fluorostar 120. Add to Cart. 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. Add to Cart. 9. Looks like a straight fit with the WO adapter. Zygo Test Report + $99. Tags Bahtinov Mask for William Optics UniGuide 32mm. I've tried multiple back focus adjustments and have adjusted the adjustable flattener/reducer. Filter: Antlia 36mm OIII 3nm Narrowband Filter -. Step 5: set the Fluorostar 91's focal length to 21mm. The three-element optical design features a 91mm aperture using FPL-53 glass. New. SKU. 00. I'm looking forward to this coming Christmas. The focuser is solid and doesnt move in a way which it. I'm testing out a new scope and flattener/reducer. Share. When I looked at the fov it matched the Esprit 100ED I was also looking into buying for imaging. 00 Regular Price $1,998. Fluorostar 91 Trailer. The back focus is a critical spacing that must be obtained if one is using a Flattener or Reducer. 35%. Red dot finder Kit with Vixen Style Mounting Base. Vixen Dovetail Adapter for William Optics RedCat. 58 to 0. 9 APO Refractor in Red with 32mm UniGuide and P-FLAT6AIII. New-36. Starts at $1998. Ah used telescope stuff! I have always enjoyed finding a deal – boats, cars, jewelry (for my significant other of course), and yes, telescopes – well you name it, I am into getting a deal. 00 Sale. Download Manual. 9 Focuser Dual Speed 3. The FLT 91 is the perfect Apochromatic refractor for visual and photographic astronomers demanding excellence in a midsize telescope. Flickr photos, groups, and tags related to the "fluorostar" Flickr tag. 9 APO Refractor features a three element triplet design and uses FPL-53 glass. I was also lucky enough to find the 0. The three-element optical design features a 91mm aperture using FPL-53 glass. Page 1 of 2 - William Optics Fluorostar 91 Focuser Issue - Response from WO themselves. Back In Stock! RedCat 71 APO 350mm f/4. 1mm from the back of the flat to the camera chip. FLAT6AIII special edition for Fluorostar 91 . Part number manufacturer: A-F120GD-RP33 . Can I use a 2. 6 and can be reduced with a reducer to f/3. Next session will see me adding a total of. The three-element optical design features a 91mm aperture using FPL-53 glass. The three-element optical design features a 91mm aperture using FPL-53 glass. Adjust Distance for DSLR and Mirrorless Camera is 5. Cover the telescope: When storing the William Optics telescope, it is important to protect it from dust and moisture. The eccentricity plot has a weird looking, but it's rather uniform, from 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. As I may sell the 100, I can live with. 00. Hope that WO reads related threads here and strive to improve. The STM coatings and superb quality provide excellent optical performance and unmatched value. . New listings: American Range stove oven A32610 A32616 Gas Valve On Off Knob FLT Down $25, William Optics Fluorostar FLT 91 Triplet APO Refractor Telescope $1 775An astrophotograph by Trevor Bray on AstroBinFor astrophotography, the large image circle provides illumination, even for full-frame cameras. $2,494. 3" Rack & Pinion Focuser - Specify Color. 25" WA 1. 25" · Antlia Luminance 1. 6 Refractor with All-New 2014 model 3. The STM-coatings and superb quality provide excellent optical performance and unmatched value. William Optics Fluorostar 120 - Red. 48mm T mount for Pentax K - Black . Our Price: $1,998. 9 Fluorostar. 9 Triplet Apo Refractor with Carry Case - Space Gr. 4. Add to Cart. 00 Color. I upgraded to a Baby Q and stopped using the FLT91. 00. Unit price. 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. Wish List Compare. Telescope/Lens: William Optics Fluorostar 91 (540 mm at f/5. 2y. 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. Wish List Compare 【Refurbished】Gran Turismo 81 IV-Space Grey . Wish List Compare. เครื่องเล่น หูฟัง ลำโพง. SWAN 2" SWAN 1. 95+[フォーカサー]デュアルスピード 3. 徐達杉. . Series: FluoroStar . ln. Crypto2. The FLT 91 is the perfect Apochromatic refractor for visual and photographic astronomers demanding excellence in a midsize telescope. Sold Out View. 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. 31 micron pixel camera, so 0. Focal Length: 540 mm. Add to Cart. It is located on the edge of a vast dark complex and can be taken in long exposure. $2,697. Telescope/Lens: William Optics Fluorostar 91 (540 mm at f/5. I was amazed at how much more detail the plug in pulled out, incredible for a 5" scope, at least that's what I. The FRA500 is slightly lighter and slightly smaller in length. / NINA) Guiding Telescopes Or. Find local businesses, view maps and get driving directions in Google Maps. The FLT 91 is the perfect Apochromatic refractor for visual and photographic astronomers demanding excellence in a midsize telescope. Extended Length. As low as $1,998. Mount: Sky watcher EQ6R-pro. Add to cart. Details and Features. 9) Flattener/Reducer: FLAT6AIII special edition for Fluorostar 91 (432 mm at f/4. Images of space, taken by amateurs. Wish List Compare 【Refurbished】Fluorostar 91. Telescope/Lens: William Optics Fluorostar 91 (540 mm at f/5. 00 Select options. $284. 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. View full description. The STM-coatings and superb quality provide. As far as adjusting the initial backspacing it can be done indoors. 99. 00. Now Only $1,398. $99. William Optics Gran Turismo 81 f/5. 00. 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. 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. add to list. 32. Quick view Compare Choose Options. Now Only $1,398. Altair Wave Series 115 F7 ED Triplet 1. New Fluorostar 132 (Innovative Bahtinov Mask Cover (Patented) included) 1 Review . William Optics Fluorostar 91 0. The thing you can immediately notice is the smaller overall FWHM (2. 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. Fluorostar series. Now the biggest question is. All New 50mm Guiding Scope. I would really appreciate any comments that my help with making choice from those that have had some experience with either scope or either. 1mm from the back of the flat to the camera chip. ع. Add to Cart. The three-element optical design features a 91mm aperture using FPL-53 glass. 25" Diagonals & Erecting Prisms. The WO being only a triplet would not be flat across the entire field. Fluorostar is a water-based and ultra-thin film roof coating formulated with Kynar Aquatec ®, a world renowned. Orange Bird Wildlife - RED Komodo 6K / WO Redcat 250mm F4. Regular price. Astronomers desirous of superb visual and photographic intermediate sized refractor performance will much appreciate the William Optics 91 mm f/5. 3. Write Your Own Review. Hello everyone!In this video I will be going over the William Optics FLT91. Glass is the same, but you can pay extra for the report on the WO. Apochromatic Triplet Prime Lens. 81mm Carry Soft Case. SKU: T-FLT-91 Category: William Optics. Whereas the WO 91 is a natural f/5. 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. Aperture. 00. 0. 25, 2022 Frames: 45. Nevertheless, I use their suggested setting of 5 mm with a 55 mm. The FRA500 has the built in flattener and no back focus issues. Then, put the bracket in place and use the M3 screws and washers in the spots where the others were just removed. 00 Regular Price $1,568. Wish List Compare. $293. The rest is the same as with other scopes. 4mm. Warning, the EAF and focuser shaft will. I'm looking forward to this coming Christmas. 8 in 150 mm aperture. View full description. SWAN 2" SWAN 1. Telescope/Lens: William Optics Fluorostar 91 (540 mm at f/5. Add to Cart. Each subs are fives minutes long and each panel is eights hours of exposure so. Had to fiddle with the installation as I ended up putting the mount screws into one of the focusing tighteners and so it wasnt able to focus, but once Id figured that out and used the different mounting holes on the bottom of the. The three-element optical design features a 91mm aperture using FPL-53 glass. Fluorostar 120. 00. Utilizing FPL-53 synthetic fluorite glass with STM coatings, this telescope provides excellent aberration correction and amazing optical performance. Saddle handle bar: Newly designed. 00. Both about the same price. 00. Nickname. Images of space, taken by amateurs. Made with CNC. 5 Items. Add to Cart. 0 mm in spacers and still the same problem. 4 Image circle: 44mm Objective lens: Quintuplet air-spaced APO (including two ED glass)William Optics Fluorostar 91 Triplet APO Refractor Telescope with 3. My first YouTube video! Watch as I unbox the William Optics Fluorostar 91 and give my initial thoughts and impressions. Hot. 99. 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. 25" · Antlia Red 1. View full details Original price $2,697. Download Manual. 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. Vendor. 69 arc-seconds.