Astro-tech AT60ED; Camera: Canon T6i; Intervalometer: Neewer Intervalometer for Canon; Polar Alignment: QHY PoleMaster; Finder: Telrad Finder; Disclosure: Disclosure: I am trying out the Amazon affiliate programs. Resolution is still good at 1. 25lb Astro-tech AT72EDii 4. Astro-Tech AT60ED and AT72EDII Black Friday Sale; Universal Astro Sale; Various Used and Demo Scopes and Mounts; Astro-Tech College Tuition Sale; iOptron 20% Off Sale While Supplies Last; Meteorites. The opening of the shoe will accept generic Vixen style finder brackets. This instrument is designed as an astrograph. M45; " The Pleiades"; "The Seven Sisters". 8x field flattener (no stock currently) + William Optics 48mm T-mount for Sony E-mount OR 2. 05167v2 [astro-ph. Took my AT60ED out for first light last night using the AstroTech ATR8 field flattener/0. And to round it out we have some great 60mm Guidescopes from Astro-Tech for $139. I want to attach a bracket for an electronic focuser motor to the 10:1 fine focus shaft on my Astro-Tech AT60ED telescope, which appears to have the same focuser as the Zenithstar 61II (see page 7 of the manual). 9 specification likely results from a lens cell with a slightly larger entrance pupil). Accessories also available for purchase separate from the AT60ED. astro-tech AT60ED 3. I bought the 0. Guidescope Suitability Calculator. Edit: I should have added small red dot finder. Astro-Tech Product #: AT60GS . Our calculator, at typical seeing of 2-4”, uses the Nyquist formula of 1/2 and the 1/3 to stop stars becoming square so the optimal range is between 0. Used to attach my Astro-Tech AT60ED telescope to my Skywatcher EQ6R mount via the vixen plate. Reply More posts you may like. 8K views 9 months ago Happy 2023 to everyone! Ever wanted to take a. ZW Optical. But the William Optics costs $169 more. The North America Nebula – 26×240 sec, Gain 11, Offset 100, QHY183c at -20C, UV/IR filter, Astro-Tech AT60ED at F/4. Katherine Tsai – June 19, 2019: Hi ,134K subscribers in the telescopes community. 4 oz. 8x reducer that I already had for my AT72ED (version 1) and noticed that the corners of my images were much worse. It works perfectly with my AT60ED which has the same type / style of mounting foot as the AT70ED. Orion ED80T CF with ASI294MC pro - posted in Refractors : Im looking to upgrade from my Astro-Tech AT60ED to an Orion ED80T CF. 265. 95. iOptron CEM60, iOptron Tri-Pier, Explore Scientific iEXOS 100 Mount, Skywatcher Star Adventurer Pro. 25x rather than 0. The TS PhotoLine 60mm, f/6 FPL-53 apo arrives on the market amid some stiff competition from the suspiciously similar Astro-Tech AT60ED, the Altair 60EDF and the William Optics Zenithstar 61 apo (the Zenithstar’s 61mm, f/5. 5lbs without scope rings and was just going to add finder shoe brackets to the back for guide scope and ASIair, so was just curious as to what it. The EDL is an f/7 and the EDT is a triplet at f/6. I added to it their field flattener which improves the images. Chondrites (Carbonaceous) CI (Ivuna-like) CM (Mighei-like) CO (Ornans-like) CV (Vigarano-like)Red Dot Finder for AT60ED - posted in Equipment (No astrophotography): Im looking for an inexpensive Red Dot Finder for an Astro Tech AT60Ed, if anyone can suggest any. I managed to get 2 good images for a short imaging session on Oct 14, 2022 (Oct 15, UT. "fully-multicoated Astro-Tech ATRF60 converts the 360mm focal length f/6 Astro-Tech AT60ED refractor into a 288mm f/4. GA] 22 Nov 2018. Brands / Companies 928 ; Cameras 3314 ; Sensors 465 ; Telescopes & lenses 3754 . Chondrites (Carbonaceous) CI (Ivuna-like) CM (Mighei-like) CO (Ornans-like) CV (Vigarano-like)This Astro-Tech #ATREDT15 0. While it may also thread in and work well with other brands and models of f/7 refractors that use a 2. $199. Astro-Tech makes a 7” dovetail that does the job. 800-422-7876. 24×180 sec, Gain 11, Offset 50, QHY183c at -20C, UHC-S filter, Astro-Tech AT60ED at F/4. 4KidsOneCamera • 3 yr. It surprised me how well this came out with only 3 sub-images. Resolution Formula: ( Pixel Size / Telescope Focal Length ) X 206. jpg . AT72EDII vs SV503 70ED - posted in Beginning Deep Sky Imaging: Im looking for a small portable refractor to get into AP and Im currently looking at a used AT72EDII or a new SV503 70ED, both include field flatteners. Page 4 of 4 - New Orion EQ-26 - posted in Mounts: I submitted a rather lengthy review to Orion. 8. 5″ long with the dewshield retracted and 12. As a short refractor, it's meant for wide-field views and astrophotography. My imaging camera will be a Sony a7R IV (665 grams). Star test results using an artificial star at a distance of 60 feet. • a rotating dual-speed 2. Getting stretched stars in the corners with both The FF for it is backordered on Highpoint Scientific and the one for the AT60ED is. This new Astro-Tech AT80EDT refractor has: • 80mm f/6 fully multicoated triplet apochromatic optics using an ED center element. Andrew Burwell. 25" eyepiece filter can be used to good effect when observing a variety of features on every planet from Venus to Saturn with telescopes from 60mm to 150mm (6") in aperture . The flattener produces wonderful flat fields as well as a 41mm image circle. I love my little Astro-Tech AT60ED. Astro-Tech makes a 7” dovetail that does the job. One good alternative is to buy the Astro-Tech AT60ED - which is basically the same scope as the Z61 - from our friends at Astronomics, along with the. Brands / Companies 924 ; Cameras 3309 ; Sensors 465 ; Telescopes & lenses 3754 . F/5, 300mm. I still would like to retain my T7i camera body. I spoke with Highpoint Scientific for the Apertura equivalent scope and Astronomics. Should I add a flattener or a reducer/flattener? ThanksAstro-Tech AT60ED 60mm f/6 FPL-53ED and Lanthanum Doublet. This is strictly for visual and Im trying to decide between the 2 of them. Astro-Tech AT60ED and AT72EDII Black Friday Sale; Universal Astro Sale; Various Used and Demo Scopes and Mounts; Astro-Tech College Tuition Sale; iOptron 20% Off Sale While Supplies Last; Meteorites. ? Basically, as my first proper scope, is it worth to spend that $100? I also. 8X Reducer for 60ED (ATRF60). 8X reducer/field flattener is designed for prime focus astrophotography with quality f/6 focal ratio apo refractors such as the Astro-Tech AT72ED and AT130 apo, it will also work well with Astro-Tech and other brand refractors in the f/5. Calculate the resolution in arc seconds per pixel of a CCD with a particular telescope. This Astro-Tech #ATREDT30V2 0. com for the Astro-Tech AT60ED this morning. Length: 18" dewshield retracted, 21. 8 with that combo. While this Astro-Tech ATRF72 0. Believe it or not, the Apertura is less expensive. First Light Images for a new Astro-Tech AT60ED telescope. 7. The Astro-Tech AT60ED can be had for $500 with a flattener! A little dialing in and you've got a competent 60mm scope for 1/3 the price. It gives you a 288mm F. This finder shoe is designed to work on a variety of Astro-Tech telescopes. 1. 7. Ships in original factory box and includes all foam inserts. Focuser: 2" Rack & Pinion with 10-to-1 Microfocus. 8x Reducer/Flattener that goes with it, too. Seems expensive. Sharpstar 400F5. Not a bad. • a rotatable focuser. The telescope-side barrel is threaded for standard 2″ filters so you can attach a light pollution filter. Astro-Tech AT60ED is an equipment item of class Telescope or lens on AstroBin equipment database. Some of you suggested the AT72EDII and it looks like a fantastic scope,. The Camera Angle Adjuster allows you to change the orientation of the camera body to the optical tube with a simple twist of the collar. 95. Chondrites (Carbonaceous) CI (Ivuna-like) CM (Mighei-like) CO (Ornans-like) CV (Vigarano-like) CK (Karoonda-like) CR (Renazzo-like) CH (high Fe. Focal Length: 360mm. at F/4. My father was at the office for 6 hours yesterday getting all the manuals finished up. Definitely would be a problem if used as an autoguider. I would get an Erect Image Diagonal for correct terrestrial viewing. Imaged Comet C/2022 E3 (ZTF) on the morning of January 27, 2023. ZWO ASI 224MC, ZWO ASI 1600MM-C, ZWO ASI183MM Pro, ZWO ASI 120mm Mini, ZWO ASI 294MC Pro. $1,095. It appears that stars even close to the center of the frame are somewhat distorted. With a 0. Happy 2023 to everyone! Ever wanted to take a telescope on vacation with you… but you’re flying there and not driving? You need an instrument considerably sm. It works perfectly with my AT60ED which has the same type / style of. 25 pounds all together. This is a dedicated flattener for the Astro-Tech AT60ED 60MM F/6 FPL-53 ED doublet refractor, not sure if it will work with any other scope. And when it does come back in stock, I've always missed reordering it. 1 William Optics Zenithstar 61. Clear Aperture: 80mm or 3. $419. Object. I currently have a Lunt 50mm H-alpha and Astro-Tech AT60ED filling these niches. Unfortunately the more I dive into stuff the more indecisive I am getting. Feel free to give us a call if you have a question about your scope if it isn’t an Astro-Tech product. Ive. The AT80ED is bringing ED optics to you at a fantastic price. Cell OD: 90mm or 3. Click here to create one. Theres two mounting screws on each side of the scope. The nosepiece spacing asks the SVBony to function at 0. While this Astro-Tech #ATR8 0. 3 dob? - posted in Reflectors: Ive been thinking maybe the Astro-Tech AT60ED would make a good finder, I could probably get a nice widefield eyepiece that would give me a good wide FOV, but Im not sure. $99. . This is an entry level doublet refractor using FK-61 glass. . Product Description. According to Aperturas website, the flattener should be set to 3mm for the Apertura 60ED, so Ive always assumed the same setting for my AT60ED. 8X reducer/field flattener is designed for prime focus astrophotography. Astronomics offers both a 1:1 field flattener and a 0. Update: It appears as though this telescope is no longer available. Matsumoto Company. 8, 4 seconds at ISO 800. The optical tube measures 9. Product Description. But, it looks like my Astro-Tech AT60ED is just right for the job. Comes with the original tube holder, in addition to a Losmandy vixen as shown (shows typical signs of wear). The 2017 iMac Pro Astrophotography Processing Workstation. Posts: 711. The Astro-Tech. So until then I am stuck using scope uncorrected. You get a 2" Rack and Pinion focuser with a microfine 11:1 fine-focusing ratio finished in our Aston Martin Grey trim. 8x flattenener, both the redcat and astro-tech seems pretty similar in focal length and f number. The Apertura comes with the camera rotator and finder shoe (which is sold separately on the Astrotech). • a dual-speed 2. Eyepiece Recommendations for AT60ED - posted in Eyepieces: I get in a plane every Monday and come home on Thursdays. So for $80 more you're up and running now with the Apertura, plus the adjustable FF is a nice touch. Astro-Tech AT60ED and AT72EDII Black Friday Sale; Universal Astro Sale; Various Used and Demo Scopes and Mounts; Astro-Tech College Tuition Sale; iOptron 20% Off Sale While Supplies Last; Meteorites. 5 to f/7 range that use a 2" focuser. It can't be used visually. Help choosing a budget scope. 9 specification likely results from a lens cell with a slightly larger entrance pupil). CryptoYou could go anywhere from Astro-Tech (fantastic value for the money) to Takahashi (higher-end premium scopes). • 2” and 1. 01195v1 [astro-ph. * Astro-Tech AT60ED with the 0. 2 oz. Thy this, scroll to the bottom of the page. e. Astro-Tech AT6RC Takahashi Epsilon E-200 Explore Scientific 102ED FCD100 Astro-Tech AT60ED William Optics RedCat 51 APO Askar FMA135 Celestron C5 Spotting Scope My Mac Setup Blog Image Gallery July 19, 2021. 00. 95. Mounts: Rainbow Astro RST-135, ES iEXOS-100, SkyGuider Pro. (Yes, I understand they're all the same scope)For context, I have the ASTRO-TECH AT60ED with a field flattener that I ordered hopefully coming in some time soon. Click here to create one. This Astro-Tech 3. ) 30×180 sec, QHY183c at -15C, Gain 11, Offset 50, Astro. Product Description. Product Description. Samyang 135mm & 14mm Lens. It’s $949. Match them up at the hardware store and buy a handful of extra washers while you are there. Product Description. 5" rack-and-pinion focuser with 10:1 ratio fine focusing. 8 apochromatic doublet optics. C/2021-A1 (Leonard). For me, already owning a AT60ED and the AT102ED I feel that the AT152EDT would be the logical progression of these scopes. 50". This Astro-Tech #ATREDT30V2 0. Astro-Tech AT60ED William Optics RedCat 51 APO Askar FMA135 Celestron C5 Spotting Scope. And there are reports that helps flatten the field of Astro-Tech Ritchey-Chrétien astrographs. Astro-Tech 60ED Review So very dinky. Chondrites (Carbonaceous) CI (Ivuna-like) CM (Mighei-like) CO (Ornans-like) CV (Vigarano-like)49 votes, 12 comments. A retractable lens shade improves daytime. Reviews. I was initially considering the Orion 80ED, but the focal length is a little longer than I would like and I dont like the focuser. Like. Mounts: Rainbow Astro RST-135, ES iEXOS-100, SkyGuider Pro. The Tele Vue 85mm is 8 lbs. ASTRO-TECH. Page 1 of 2 - Astro-Tech AT60ED - posted in Beginning Deep Sky Imaging: Hi folks, curious on peoples take on this scope. We carry all brands and products, like Meade telescopes, Celestron telescopes, and more. $19. 00 Not FPL-53. The price difference may be due to the fact that the astro-tech uses FCD-100 and FK-61 glass whereas the StarField uses FPL-53 glass. Page 1 of 2 - Yet another rebranded Sharpstar 60ED available now - posted in Refractors : I got an email from High Point today talking about a new Apertura 60mm f/6 FPL-53 doublet that looks exactly like the Sharpstar 60mm which is currently being sold with branding from Astro-Tech, Teleskop-Service, Altair Astro, and William. I needed to find a different method of mounting this box, as the dovetail plate just doesn't have as much space underneath it compared to the larger Losmandy plate. 62"/pixel. . 5" focuser, its performance with other scopes is not guaranteed. Quadruplet Apochromat. This new Astro-Tech AT115EDT refractor has: • 115mm f/7 fully multicoated triplet apochromatic optics using an ED center element. 22 inches wide, but I wont measure all. William Optics RedCat 51 (Upgraded Version) + William Optics 48mm T-mount for Sony E-mount 2. The star test results dont surprise me. I just purchased an Astro Tech AT60ED 60MM F/6 FPL-53ED doublet to do Astrophotography with my ioptron Skyguider Pro. Canon T3 with Astro-Tech AT60ED scope at F/4. If the screws of the mounts clamp. Explore Scientific iEXOS-100-2 PMC-Eight System with WiFi and Bluetooth + AT60ED? - posted in Beginning Deep Sky Imaging: I posted recently about another system - which was pointed out to me not so good. Apertura 60mm f6 field flattener options - posted in Refractors : I ordered my Apertura 60mm f6 scope last month. Reviews. ASTRO-TECH AT60EDP 60MM F/5 DUAL ED PETZVAL OTA - posted in Refractors : I saw this for sale on the Astronomics website today. In summary, we are using Nyquist as a starting point, with a slight tweak, because we are typically sampling very small, circular, stars. 8 reducer and/or my Hotech field flattener would work for it. Tech Details. - posted in Beginning Deep Sky Imaging: Ive been thinking about upgrading my telescope, currently Im using a $40 f/4. Does anyone know when the Astro-Tech AT60ED will be in stock ? Does anyone know when most other accessories will be back in stock ? Thank you. 67 = 2 / 3, 2 = 4 / 2). Hello guys. This particular Optolong H-Alpha 7nm filter is mounted in an ultra-thin cnc machined 1. Page 1 of 5 - Astro Tech 80EDL or 80EDT? - posted in Refractors : Was wondering if anyone has experience between these two scopes. Astro-Tech AT60ED field flattener with Astro-Tech camera angle adjuster for AT60ED and a 48mm Canon T ring adapter (42mm adapters wont work) - new price for all $165, available for $120. I use the mounting foot of the scope unmodified in my small Alt-Az mount (VAMO traveller). But they have another 72ED for $399, do not know the difference. William Optics' telescope are a good choice too. The astrotech AT60ED is $200 less than the sharpstar as well. The aluminum-framed case has three locking latches and a spring-loaded. Weight: 6 lbs 3. 84 kg) whereas the Astro-Tech 72ED clocks in at 4lbs 13. The OP stated that "I originally had an Askar FRA300, but had star shape issues with it that could not be fixed so I. From the Astronomics email newsletter dated May 20, 2020: "I had mentioned in the YouTube conversation with Scott Roberts about our new FCD-100/Lanthanum doublet that is an extension of the AT60ED and AT72EDII family. Orion Versago II is another that would work fine. ) I was at my new location on a pretty clear night (at first) and getting good sub-images without any LP filters. 8lb apertura 60mm 3. Tech Details. . Might I suggest the Astro-Tech AT60ED Apo telescope? 60mm of aperture f/6 (360mm) but with a 0. Astro-Tech AT60ED and AT72EDII Black Friday Sale; Universal Astro Sale; Various Used and Demo Scopes and Mounts; Astro-Tech College Tuition Sale; iOptron 20% Off Sale While Supplies Last; Meteorites. • a rotating dual-speed 2. The AT60ED shown with a TeleVue Panoptic 24mm eye piece, a TeleVue Everbright 1. The Astro-Tech ATRF60 0. The AT60ED now comes standard with the Camera Angle Adjuster and the finder shoe. 25" (286mm) deep including the feet that prevent the case from resting directly on the ground. Astro-Tech Hard Case for the 102EDL $129. Astro-Tech AT6RC Takahashi Epsilon E-200 Explore Scientific 102ED FCD100 Astro-Tech AT60ED William Optics RedCat 51 APO Askar FMA135 Celestron C5 Spotting Scope My Mac Setup Blog Image Gallery Andrew Burwell. The back focus is 55mm from the shoulder of the reducer to the. There is plenty of travel and a generally smooth and progressive motion with just about the right amount of feel. Leo Triplet NGC 3628, M66, M65. Astro-Tech AT60ED William Optics RedCat 51 APO Askar FMA135 Celestron C5 Spotting Scope My Mac Setup Blog Image Gallery Andrew Burwell. Our calculator, at typical seeing of 2-4”, uses the Nyquist formula of 1/2 and the 1/3 to stop stars becoming square so the optimal range is between 0. Edited by techmgr, 03 January 2021 - 08:53 PM. I like both the build and look of it, and the functionality of the rack and pinion focuser, but Im having a problem that Ive never experienced. WO Zenithstar 61 APO $478 . 60mm Astro-Tech ED - posted in Refractors : The AT60ED is an F/6 scope. 8x Reducer are like-new. Refractors. The astro-tech needs other accessories to be bought separately (but still comes up cheaper). Product Description. AT60ED. I like to have motors on the focuser of all my scopes and manual camera lenses so that I can do critical focus at the computer during my imaging sessions. The Astro-Tech AT60GS guidescope is a 60mm aperture 240mm focal length (f/4) achromatic refractor with a helical focuser. However I have not been able to use it for astrophotography yet because the field flattner for it is on back order. The two scopes I have narrowed it down to are the Astro Tech AT60ED (or similar clones if unavailable) and the Sharpstar 61 EDPH II. 5mm, 21mm, 11mm spacers > ASI294. I have been doing some research on small refractors and have come down to these 2 options: 1. Also, you can buy the Astro-Tech Field Flattener for around $100 and get a nice 41mm frame for EAA work. I've been reading forum topics, reviews, and trying to get as much information as possible. To add to my power distribution box, I've now moved it over to my Astro-Tech AT60ED for an upcoming imaging session. AT60EDP Then I googled for it to try to get more information and couldn’t find anything. 95. • durable nylon soft carry case. ASTRO-TECH AT60EDP 60MM F/5 DUAL ED PETZVAL OTA - posted in Refractors : I saw this for sale on the Astronomics website today. 00. You can still get good images, but you would need to. - The AT60ED is like other nice refractors with 2", 2-speed focusers, only smaller. This loads it as the current selection. 25" dewshield extended. By rotating the camera, and making adjustments to the tilt adjuster you can effectively remove all tilt from your camera sensor. The home to all amateur astronomers & telescopes! Feel free to discuss anything…4KidsOneCamera Certified Helper | Astro-Tech AT60ED | Sky-Watcher Quattro 150p •. I purchased one, but it is back ordered till February. According to Aperturas website, the flattener should be set to 3mm for the. Telescope: Astro-Tech AT60ED ($499 including accessories like the T-ring and field flattener) Equatorial Mount: Skywatcher Star Adventurer ($399) Tripod: Dolica Proline (~$50) Other accessories: Neewer Remote Shutter Release Cable (~$20)I have narrowed it down to an AT60ED with a StellaMira 0. AT60ED or Sharpstar 61 EDPH II? - posted in Refractors : Hey everyone, Im looking at getting a new scope in the future, this will not be an immediate purchase so I would like some insights from you. I was hoping to do this first light video of my Astro-Tech AT60ED after I got my flattener/reducer, however they just haven't been in stock. Vostok 1. EDIT: If I go to Astronomics from the link at the top of the page, and then use the 'Telescopes' drop-down -> 'Astro-Tech' -> 'Astro-Tech ED Refractors' and pick the AT60ED from the full list it says 'In Stock'. . But I have a 2nd scope that is designed for astrophotography -- an Astrotech. Astro-Tech AT60ED Imaging Cameras ZWO ASI294MC Pro Mounts ZWO AM5 Filters Optolong L-Pro 2" Accessories Astro-Tech . 9 specification likely results from a lens cell with a slightly larger entrance pupil). 1000 mm. It was immediately approved and posted Tonight, I will be testing the mount further for astrophotography with my Astro-Tech AT60ED and will report my findings. Astro-tech AT60ED (360mm F/6) is only $470 with a flattener, so that might be a better buy, but it has a conventional telescope focuser and is slower. The rings are attached to a riser block that uses a standard Vixen style. There are so many that it makes my head spin. 95. If you want to image with the AT60ED, then you need this flattener. At least 3 nights a week Im out. 800-422-7876. This Astro-Tech AT60EDT ED triplet refractor has: • 60mm f/7 fully multicoated apochromatic ED triplet refractor optics. The Astro-Tech handle is not only nice to look at, it is extremely useful as it performs double duty. Astro-Tech Product #: AT60GS . Tech Details. They should be within your budget, even with the matching field flattener and focal reducer. Flattener or reducer/flattener? - posted in Beginning Deep Sky Imaging: Gang, Im starting out with an Astro-Tech AT60ED for wide-field. ASTRO-TECH AT72ED 72MM F/6 ED $379. 00 . 00. OMI OPTICS USA LLC. It looks like Agena has them in stock and the reducer/flattener is included. Match them up at the hardware store and buy a handful of extra washers while you are there. Reviews. 5 mon. For the mounting foot, I use an Astronomics Astro-Tech 7" universal dovetail plate. CryptoFlattener or Flattener/reducer? - posted in Refractors : Hi all, I am thinking about buying a small refractor for AP, specifically the Astro-Tech AT60ED. . 25" dewshield extended. $29. Pending edit 2; Mounts 613 ; Filters 2237 ; Accessories 1410 ; Software 386 ;If this Astro-Tech AT65EDQ was simply a top-quality 65mm FPL-53 ED doublet system, it would be fairly priced. Ive got everything fitted with a motor. My setup from here on out is now the Astro-Tech AT60ED. Posted 07 January 2021 - 09:17 AM. This is a 360mm f6 scope that is actually quite small. The highly reviewed Astro-Tech refractors, Ritchey-Chrétien astrographs, imaging Newtonians, and apochromatic refractors have received. 3 300/70mm telescope, which is actually quite an ok little scope when used at ~f/7. flatener for ASTRO-TECH AT60ED 60MM F/6 FPL-53ED - posted in Beginning Deep Sky Imaging: I would like to purchase the ASTRO-TECH AT60ED 60MM F/6 FPL-53ED, but reading various sites on it. My question is if the ZWO EAF 5V is even compatible. 5" rack-and-pinion focuser with 10:1 ratio fine focusing. 25″ eyepiece adapter that has a non-marring compression ring. 8x flattener reducer. AFAIK, the Astro-Tech Finderscope Mounting Shoe (ATSHOE) is the only finder shoe that will fit the AT60ED. The Sky-Watcher Evostar 72ED from Sky-Watcher uses a crown. I am considering two options: Askar FMA180P, ~$400. There are so many that it makes my head spin. AstroMart LLC. ASTRO-TECH AT60ED - posted in Refractors : Hello everyone, I was thinking of buying the AT60ED. 8. I would put a link for this scope, but then it would be moved to another forum, so I won't. Telescope: Astro-Tech AT60ED 360mm f/6 Accessories: AT60FF Field Flattener, ZWO Guidescope, QHY5L-II-M Guide Camera Filters: ZWO 1. BFaucett and RedzoneMN like this Back to top. 75x range. I truly enjoy my Astro-Tech AT60ED. Can anyone give me your opinion? I dont know if this is a. And to round it out we have some great 60mm Guidescopes from Astro-Tech for $139. The Starblast has a focal length of ~450mm vs 360mm for the AT60, so the Orion is capable of marginally higher magnification for lunar/planetary viewing. AT60ED, M54 visual back, and field flattener - $500. $299. Imaging, Equipment, Accessory, Reviews. The fully-multicoated Astro-Tech ATRF60 converts the 360mm focal length f/6 Astro-Tech AT60ED refractor into a 288mm f/4. 8mm" I have the Celestron 8SE with a focal reducer/corrector. While it may also thread in and work well with other brands and models of f/7 refractors that use a 2. OPT seems to have them at a better price than direct from Orion and they have a 10% coupon that hopefully works. Furthermore, it's designed for any refractor with a focal ratio between f/6 and f/8. Both have FPL-53 glass. But the AT60 really isn't intended for planetary visual use. 2019 the 102ED has an improvement that has been asked for many, many times over. At $300, this is such an amazing performer. If you want to learn more about these scopes, you can go to the Refractors forum and search for the Astro-Tech AT60ED (which, by the way, would be a somewhat cheaper alternative to the Apertura, especially once you get the Cloudy Nights discount). The aluminum-framed case has three locking latches. Posted 18 November 2020 - 01:19 PM. Imaged with a Astro-Tech AT60ED, Lunt White Light Solar (Herschel) Wedge, 2. I'm trying to sort this mystery out, and hoping someone here knows the answer. It seems like it’s similar, and yet quite a different design than their. Help with achieving a flat field with AT60ED - posted in Refractors : I purchased a used AT60ED about 6 months ago and I havent yet had any luck with achieving an acceptably flat field with this scope and Im hoping someone might be able to help me out. 2 mm closer in than the center. We have found them to be too long and they have caused damage to the finish of.