It seems to me that while the AT-60ED in its case is probably not small enough to be considered a personal item it is small enough to be a. The 60mm, f/6 air-spaced doublet is fully multi-coated and composed of highly desirable low-dispersion FPL53 glass and a matching lanthanum element for. Last night I was finally able to test it and I see some really bad aberrations. Helix Nebula (NGC 7293), [60 / 25] This one cleaned up nicely. 2. It also is the most forgiving of a light mount. 9×180 sec, QHY183C at Gain 20, Offset 0, -15C cooling, UHC filter, Astro-Tech AT60 ED at F/4. The objective is an F/7 doublet, with either FPL51 or FK61 glass for the ED element. I second the AT60ED. ZWO ASI678MC Color CMOS Imaging Camera. 75x range. Hughes Thompson. Backfocus with a AT60ED - posted in Beginning Deep Sky Imaging: If you guys saw my previous post about my planned beginner setup with the Sky-Watcher Evostar 72 and the star adventure, I have chosen to use the AT60ED doublet refractor (as a scope for astrophotography of DSOs. For about an extra $80 I could get an Astro-Tech AT60ED 60mm f/6 FPL-53 ED Doublet, which gets great reviews on Astronomics. I thought about the WO ZenithStar 81, but the difference between the 81 and 73 is just 8mm or roughly 1/3". 44 TFOV. 8x Reducer/Flattener that goes with it, too. Page 2 of 2 - Astro-Tech AT60ED - posted in Beginning Deep Sky Imaging: Just ordered the Apertura 60EDR with 1x adjustable field flattener in blue from Highpoint Scientific. The reversed foot allows the focusing knobs to be oriented horizontally. 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. 800-422-7876. Adding. Newbie AP Question - AT60ED to HEQ-5 Pro - Dovetail - posted in Beginning Deep Sky Imaging: Hello all. I use it with just two lenses, a 50mm Nikon f/1. Aperture: 60mm. AT115EDT. 25 inch diagonal an 32mm plossl will still show a 4. The logo on the tube shows some sign of wear, otherswise no scratches or dents anywhere on the tube. The AT152EDT comes with a 3. You get a 2" Rack and Pinion focuser with a microfine 11:1 fine-focusing ratio finished in our Aston Martin Grey trim. 60 second Firecapture and back in the house to do a quick AutoStakkert! and then Firecapture. Cannot acheive focus on Astro-Tech AT60ed - posted in Refractors : Hello I have a new Astro-Tech AT60ED. The AT80ED is bringing ED optics to you at a fantastic price. Due to the bracket being thicker you will have to put longer bolts in. 5 - not small enough to be an airline personal item; seems heavy-duty, but not particularly efficient Rex: I appreciate all the measurements and photos you have taken. QHY mini guidescope for new AT60ED? - posted in Beginning Deep Sky Imaging: I am considering the QHY 30mm mini guidescope for either the new AT60ED or the new AT72ED II. It's heavier duty and much more precise in its adjustments. 9 specification likely results from a lens cell with a slightly larger entrance pupil). It doesn't seem practical enough to buy the 81mm for $150 more than the 73mm, but both have that FPL-53 element in the lens design. William Optics RedCat 51 (Upgraded Version) + William Optics 48mm T-mount for Sony E-mount 2. I got a recent sample of AT60ED and I haven't got a chance to test it out due to weather, out of town etc. But the AT60 really isn't intended for planetary visual use. g. C9. The image here was done using APP. This new Astro-Tech AT80EDT refractor has: • 80mm f/6 fully multicoated triplet apochromatic optics using an ED center element. 2 oz with the rings and dovetail, 5 lbs 4 oz without rings and dovetail. 0x (270mm @ f/4. Verified Purchase. 96. LOL. At that time I started a thread titled Anyone with an AT60ED to ask a few questions about my new scope, and. My CEM70 is adequate for the OTA but its just bulky and heavy to me. The Astro-Tech ATRF60 0. AT72II - posted in Refractors : Hello! Please, does anyone know how does compare AT60ED and AT72II from Astro-Tech? Im looking for a starter refractor and I understand the 72 gathers more light but I was wondering whether there are any other differences? Perhaps one is shaper, corrects aberration better, . Ive got everything fitted with a motor. Focuser Motor for Astro-Tech AT60ED - posted in Refractors : Okay, Ill admit that Im lazy (i. The Askar FMA135 is multipurpose. To improve the stability of the setup, though, I upgraded to the William Optics High Latitude Vixen Base. But the William Optics costs $169 more. But I ran into a used AT60ED for a pretty reasonable price and I decided to pull. Manufacturer. Ready to go on Celestron AVX mount with ZWO ASIAir Pro and ASI294 color camera. GameStop Moderna Pfizer Johnson & Johnson AstraZeneca Walgreens Best Buy Novavax SpaceX Tesla. 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. Ive give it another try. 8x reducer in my Apertura AT60ED. No need for a Telrad. Regarding 0. If I had a bit more money to spend I'd probably go for the 7mm and a Barlow to give me a 3. Some of you suggested the AT72EDII and it looks like a fantastic scope,. • Precise focus control for planetary and deep sky imaging. I bought the AT60ED from Astronomics about 2 years ago and it has FPL-53 glass. In this video I will share with you how to install and configure. Sharpstar 60ED Astronomical Telescope $366 / $436 with Flattener. The Rokinon 135mm is F2, which is extremely fast, and it is literally the best camera lens you can buy for astrophotography (at 135mm). Page 1 of 3 - Good Value Grab 'n' Go & AP Refractor - posted in Refractors : Im interested in a small-ish refractor to use as a grab n go scope and also for astrophotography using a full frame DSLR. Reviews. $69. It seems like it’s similar, and yet quite a different design than their. 8x reducer on a ASI1600mmPro, mostly for narrowband imaging from my bortle 9 skies. A few people suggested the Astro Tech AT60ED and that looks affordable. Match them up at the hardware store and buy a handful of extra washers while you are there. 5" Table top from ~$200, 6" large dobsonian from ~$350). . Cloudy Nights. The Astro-Tech AT60ED is priced at $369US and comes standard with a 2″ to 1. Astro-Tech AT60ED 60mm f/6 FPL-53ED and Lanthanum Doublet. 72 arc sec/pixel with my camera. Posts: 711. Tip: I take an empty TP roll and cut a slit down the tube and use it as a dew shield for this little scope. - 60mm is more compact. 75 pound AT65EDQ measures a very compact 13" long with the dew shield retracted, and is only 14. I hope you guys will like it. If I was choosing one of those DeLite's I'd go for the 5mm. It worked well for all the other achros and ED's in my sig - that can handle a 2" accessory- but not the AT60ED. 00 Not FPL-53. Astro-Tech Finderscope Mounting Shoe Thousand Oaks 4. I think the Sharpstar would also be a fine choice and if I were buying today or looking to upgrade I would probably go with one of their higher end Askar scopes in the same size range. I have been considering the Astro-Tech AT60ED 60mm and the Apertura 60mm FPL-53. 7x (230mm @ f/3. Both have FPL-53 glass. It performed just fine the first time I tried using it in late summer. Page 2 of 2 - 1. Ive always imaged with a telephoto lens and decided to move to a refractor. Reviewed in the United States on September 13, 2020. I think smaller apertures should be kept to shorter focal lengths and the AT60ED, AT72ED, and. 3. Page 1 of 3 - RedCat Rivals - What's the best small APO? - posted in Refractors : Greetings, all! Ive spent some time looking at small apos lately but want some user-experienced opinions on what you believe are top notch scopes. I have narrowed it down to an AT60ED with a StellaMira 0. 7" Dual Speed Racking and Pinion focuser that rotates and has 98mm of travel. The 1/1. This Astro-Tech AT70ED refractor has: • Single ring with a foot that has a 1/4" 20 thread hole for easy attachment to a dovetail. So I am considering. I am using a Astro. 25 limitation as to the focuser. All 4 scopes mentioned are the same. As I am still waiting for the camera to arrive, I would like to know what settings to use with it, Gain,. Even though I can achieve a 7. Now on astronomics it say for the availability More on the way. → Beginning Deep Sky Imaging. Page 2 of 37 - AT60ED: Something Small From Our Sponsors - posted in Refractors : I stay corrected, yes, WO offers the case as an optional - not included - accessory. 8X reducer Mount: GEM45 Camera: ZWO ASI2600MM Pro Filter Wheel: ZWO EFW-II 7X36mm Filters: Optolong LRGB 36mm Guiding: QHY5L-II-M with QHY mini guide scope Software: N. Page 1 of 3 - Astro-Tech or Skywatcher ? - posted in Refractors : Hi, Im expecting a 10 reflector and Im looking at the refractors. What I dont have is an optical finder with interchangeable eyepieces that I can use on my refractors - specifically. For taking in as much as possible of Barnard's Loop all at once, this is the one for me. I will need an adaptor so that I can screw in my field flattened. The AT60ED with the reducer/corrector and a ZWO IR block filter works great for imaging at F/4. I get pretty good guiding generally below 1’ with the occasional blip but sharp images at long exposures of 3-5mins. . The ASI678MC CMOS Color Imaging Camera is based on the Sony IMX678 with SONY STARVIS and Exmor R Technology. I also have some older Nikkor lenses in shorter focal lengths of 200, 135, 105, 85 and 50mm optics that can readily attach to the Pi cameras via adapters. This Astro-Tech AT70ED refractor has: • Single ring with a foot that has a 1/4" 20 thread hole for easy attachment to a dovetail. First off, the whole box that the scope came in looked previously opened and re-sealed. My AT60ED is a finder set into rings on my 152mm f/8 apo. ASTRO-TECH AT60EDP 60MM F/5 DUAL ED PETZVAL OTA - posted in Refractors : I saw this for sale on the Astronomics website today. Product Description. Page 1 of 2 - Oblong stars using Astrotech 0. If I had a dedicated astro cam, the OAG would be the. The star test is a bit of a mess outside of focus and a 10l/mm Ronchi eyepiece indicates the same (both with green filters). The Astro-Tech ATRF60 0. I signed up at Explore Scientific just a couple of. 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. I probably use an AT60Ed on an Orion scope tripod more than anything else. The ZWO ASI678MC is a fantastic entry level ZWO camera you want for planetary imaging. Feel free to give us a call if you have a question about your scope if it isn’t an Astro-Tech product. Business, Economics, and Finance. 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 focal reducer has a back focus requirement of 55mm. e. Clear. Arc Seconds per Pixel - posted in Beginning Deep Sky Imaging: I know the optimum range for Arc Seconds per pixel is between 1 and 2. If the finish and focuser is comparable to my AT 80ED, then it is really quite good. 75 pound AT65EDQ measures a very compact 13" long with the dew shield retracted, and is only 14. Unfortunately, it virtually never seems to be in stock. Very interested in others experience with dithering with azgti. 1 William Optics Zenithstar 61. 7 FR I havent used still. The AT60ED has very solid mechanics for an imaging scope. 2" mirror diagonals come with 1. Contact Us. First light with the Astro-Tech AT60ED - YouTube. Choose an option. It contains a set of common interfaces, engines, and tools that are used to support most ASCOM drivers and other components. And I'm sure the 72mm is also. 2hr Timelapse of Io Transit (10/17/23) I captured this transit of Io over two hours from 10/16 to 10/17 (local time). This can be bolted to a vixen or losmandy dovetail for use as a stand alone telescope, or it can be mounted in a guide shoe and used as a very high quality guide scope. 8x field flattener (no stock currently) + William Optics 48mm T-mount for Sony E-mount OR 2. It appears that stars even close to the center of the frame are somewhat distorted. I love your images taken with it, by the way. Helpful. stars). I was looking for a light scope almost got the AT72 ED. At least a Ford F-150 is not also the designation for a Ford electric urban minicar. - posted in Electronically Assisted Astronomy (No Post-Processing): Looking for last minute opinions. 25" mirrors. Back to Beginning Deep Sky Imaging · Next Unread Topic →. The 60mm f/6 FPL-53 and Lanthanum air-spaced doublet really shines. 8X reducer/field flattener is designed for prime focus astrophotography. I have been considering the Astro-Tech AT60ED 60mm and the Apertura 60mm FPL-53 Doublet APO Refractor, I like the weight and the size of both for my. The helical focuser of the FMA230 is precise but quite stiff. Factoring in the . My primary purpose of getting this scope is to get widest field and lowest power with my Night Vision. The 66mm units from Taiwan are advertised as “apochromatic” and boast a price of $329, shipping included. N. I know the reviews for both of these are real good, and the opinions are usually that these are a good bang for the buck. Perfect star images across an APS-C chip. Nice 360mm F/6 doublet with FPL-53 synthetic fluorite and Lanthanum lenses. This Astro-Tech ED refractor has:• 72mm f/6 fully multicoated FPL-53 and Lanthanum doublet refractor optics• dual-speed Rack and Pinion 2” focuser with 10:1 ratio fine focusing and built in Camera Angle Adjuster (Same mechanism as our EDT series)• 2” and 1. It does great with the 50mm, and mostly good with the 135mm. Long slots allow it to be. I have talked to the people at astronmics. My question is the tripod. Equipment used: * Astro-Tech AT60ED with the 0. 00. Page 18 of 37 - AT60ED: Something Small From Our Sponsors - posted in Refractors : These were my thoughts exactly. For sale is my AT60ED scope. Page 9 of 37 - AT60ED: Something Small From Our Sponsors - posted in Refractors : Ready for the evening! Already took a quick look at the moon as the sun started setting. My AT60ED works great with the Baader 2 inch mirror diagonal. 95. First attempt at imaging m45. Page 2 of 4 - TV-60 vs. You get a single ring with a. Kind of a MkII. Mounts: Rainbow Astro RST-135, ES iEXOS-100, SkyGuider Pro. Went mostly smoothly. So the AT60ED probably makes the most sense. doc 3Version 1. The Skywatcher base requires Allen wrenches to secure the. 38 degrees. I want to make sure that I dont stress to motor, so that the. The ZWO ASI678MC is loaded with the Sony IMX678 back-illuminated, 8. AstroTech AT60ED vs William Optics ZS61II - posted in Refractors : Just judging from the descriptions, these two scopes appear to be very close to the same thing. If you don't want the reducer, the William Optics adjustable one for the Z61 will work just fine for the AT60ED, plus it comes with the camera angle adjuster. Show Us Your AT60ED Shots - posted in Beginning Deep Sky Imaging: A bunch of us received Astro Tech AT60EDs earlier this year (2021). And I. The mount is a SmartEQ Pro. First (Nighttime) Light on my new AT60ED + 0. My eye piece kit now consists of the Panoptic 41, Panoptic 24, Delos 10, and Delos 4. Mea culpa. 29 megapixel image sensor. Took my AT60ED out for first light last night using the AstroTech ATR8 field flattener/0. The same scope is sold by other vendors, like William Optics, for a lot more money. They'll put an expensive optical tube on a simple and less expensive mount because they don't plan on doing photography and need something light for traveling. 5-Pound Counterweight for EQ5, EQ6, and EQ6-R. Andrew Burwell. The Astro-Tech AT60ED, with iOptron Cube Pro Alt-Az GoTo mount, Explore Scientific 2" diagonal, and the TeleVue Panoptic 41mm eye piece. Mounts for Astro Tech AT60ED - posted in Refractors : Hi folks, I recently picked up an Astro Tech AT60ED as my first scope and noticed the mounts on each side of the scope for spot/guide scope and other peripherals. I remember those and the pink ones I have a pink one. Posted 30 August 2021 - 02:24 PM. Still seems like too big a cost differential, though. 25" RA prism--an RA mirror is much further in, and an RACI prism also is also somewhat further in, so neither have demonstrated issues with my. Download All. Page 459 of 460 - EAA Image Gallery - posted in Electronically Assisted Astronomy (No Post-Processing): Here is a post-processed Helix Nebula. We feel this is truly a lifetime instrument. For instance if I want to shoot the entire Cynus Loop, I need the AT60ED and my D600 FF, but M13 fits nicely in my C5 with the reducer/flattener on my 1 inch Nikon 1 V3. You can crop out the soft edges. 5. $44. For the mounting foot, I use an Astronomics Astro-Tech 7" universal dovetail plate. Read more. The negative is that it is only 60mm of aperture, so that greatly restricts resolution for planets as well as how dim one can go for DSO's. 25" (286mm) deep including the feet that prevent the case from resting directly on the ground. On that version the focuser rotates. Overall, the image in my sample of the AT80F7 is more pleasing and reaches more targets than the 60mm and is no more effort to set-up. Hughes Thompson. 5X/5. I can verify that the TSFLAT2 from Teleskop-Express does NOT work well for visual . One thought that had occured to me is to swap the AT60ED for something that I can *actually find in stock* and that's either a 1. Feel free to give us a call if you have a question about your scope if it isn’t an Astro-Tech product. tools CCD suitability calculator. Page 21 of 37 - AT60ED: Something Small From Our Sponsors - posted in Refractors : Alright, I got my field flattener and camera angle adjuster a week or two ago, and finally got some clear skies on Friday to try it all out. It seems to me that while the AT-60ED in its case is probably not small enough to be. So I am considering perhaps getting a small ED refractor such as the AT60ED or AT72EDII sometime in the future. Same scope for around $200 less than the WO Z61. I am into Night Vision Astronomy and the AT60ED coupled with a PVS14 and TV 55/67 Plossl rendering 6. AT72II - posted in Refractors : Hello! Please, does anyone know how does compare AT60ED and AT72II from Astro-Tech? Im looking for a starter refractor and I understand the 72 gathers more light but I was wondering whether there are any other differences? Perhaps one is shaper, corrects aberration better, . A finderscope is a small, low power, wide-field telescope that attaches to the side or top of a larger telescope by means of a machined or die-cast finderscope bracket that bolts to the larger telescope tube. But I do not like the Petzval design. I used to have a small AT60ED rig on an ARCA mount, and the stiction while balancing may cause you (as it did to me) to loosen it a bit too much, and you may have your scope fall out (as mine did, to the ground). Have not fired it up yet, still trying to figure out where to mount. . 2mm Paradigm Dual ED eyepiece is excellent for medium high to high power magnification viewing with short to medium focal length refractors and reflectors. • 44mm corrected image circle. I feel as dense as neutronium. I also know that using a 40mm eyepiece at f/5 will reduce my effective aperture, but the resulting effective aperture will still be equal to or larger that the AT60ED at equal true field size. Astro-Tech AT60ED Field Flattener. AT60ED vs. Which opens up some options for both the 135mm (allowing easy rotation and framing) and the AT60ED, providing there's a good set of mounting rings for it. 0 Features (Standard Version) • High quality metal focuser with anodized finish. $79. Smaller size and good optics are priority over budget. I bought the 0. Refractors. The AT60 ED is an awesome and versatile little scope. If you are able to, I would look at the AT72ED, or the AT60ED (the latter of which I use for my imaging). Basic Balancing question - ioptron skyguider pro - posted in Mounts: Hi there I have an ioptron skyguider pro with an AT60ED telescope + Canon Rebel T6 + Manfrotto MVH500AH fluid head on one side supported by a counterweight on the other. 5). 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. 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. AFAIK, none of the FF's cited in this thread work well for visual with the AT60ED. 8 reducer. The nosepiece spacing asks the SVBony to function at 0. ? Basically, as my first proper scope, is it worth to spend that $100? I also. • a rotating dual-speed 2. 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. g. The 18. First Light Images for a new Astro-Tech AT60ED telescope. I just ordered a Moonlite focuser for this scope but forgot that their 2 refactor focuser is not threaded on the end. Hi everyone, I'm looking for a refractor astrograph and I need some suggestions. Greetings to all! I have for sale a near new, recent vintage Astro-Tech AT60ED. I added to it their field flattener which improves the images. Went mostly smoothly. Ill be pairing these with a Star Adventurer 2i to begin with, which has an autoguider port. The CNC machined handle is finished in a. Apertura 60mm APO Refractor Specifications. New for 2021. The 360mm focal length of the AT60ED means that the biggest factor is field curvature in very wide true fields of view. Im using the TeleVue PowerMate 2. 8. The alternative is to get a dedicated option, like 40mm or 50mm Lunt for just under $1k, maybe. Also Id pass on its helical focuser and its 1. Gonna be about $1. Id like to use the AT60s stock shoe mount for my 135mm Rokinon (which is works NICELY on) and have a better setup for the AT60. But the. How to attach filter between field flattener and T-ring - posted in Beginning Deep Sky Imaging: My imaging train is Telescope AT60ED/Astrotech 2inch Field Flattener/T-ring/EOS EFtoRF Adapter/Canon R I have two issues: 1) Looking at the images, I feel the back. WO ZS61 or AT60ED? - posted in Refractors : After 1 1/2 years of frustration with extreme field curvature and optical axis tilt of my ES ED80, finally I decided to go for a new scope for wide field imaging. Unfortunately, it virtually never seems to be in stock. 5" rack-and-pinion focuser with 10:1 ratio fine focusing. 25 OTA (20lbs on C’s website) but that configuration also uses the bigger tripod. Now I am confused as which one to. It is also usable with long focal length refractors and catadioptric scopes under good or. (Note: the guiding with the 6SE. Got a new “Travel” refractor finally: AT60ED - posted in Refractors : After selling my Sv503 80ed I was feeling very weird just having a C8 and no refractor for months! I was torn deciding between AT70EDII, AT60ED and some other portable air travel friendly options. You can budget for a 3-4mm eyepiece in future or get a barlow/powermate/focal extender. AT60 Vixen-style rail/bracket/mounting suggestions - posted in Beginning Deep Sky Imaging: I have the AT60, but its a chore to balance it in dec with the shoe finder mount. 8x flattener/reducer on a Star Adventurer 2i, which is analogous to your Sky Guider Pro. In a mono ZWO setup as shown in the image, the tilt plate is in front of the OAG. Add To Cart. Astronomics is a family-owned business that has been supplying amateur astronomers, schools, businesses, and government agencies with the right optical equipment and the right advice since 1979. The home to all amateur astronomers & telescopes! Feel free to discuss anything astronomical here, from…. You're also gonna get a lot of vignetting with the mirrors even without. Last night was the first night I got a chance to use the combo, and was planning to image the Witch Head nebula. retired). except for the AT60ED. Astro-Tech AT72EDII Refractor OTA FPL-53 f/6 $469. The image here was done using APP. 5x and the TeleVue Delos 10. First light with the Astro-Tech AT60ED - YouTube. My primary purpose of getting this scope is to get widest field. 95. 25" mirrors seem to become acceptable near the $70 mark, so the difference is roughly $30 with a substantial reduction in risk. The diagonal was an Olivon 2" Amici Prism. Add new. It doesn't seem practical enough to buy the 81mm for $150 more than the 73mm, but both have that FPL-53 element in the lens design. A poor man's Takahashi is gonna need to have at the very least an FPL-53 ED element or better yet a Fluorite element and be on the slower side to really be a poor man's Takahashi contender. Ive always imaged with a telephoto lens and decided to move to a refractor. While this Astro-Tech #ATR8 0. However I have not been able to use it for astrophotography yet because the field flattner for it is on back order. Mounting it to the left causes interference with the longer right-hand focuser knobs. Page 1 of 2 - Finder Shoe for AT60ED? - posted in Refractors : AFAIK, the Astro-Tech Finderscope Mounting Shoe (ATSHOE) is the only finder shoe that will fit the AT60ED. The Z61 is the most portable telescope ever made by William Optics, a company with a reputation for building beautiful astrophotography refractors. It has dual. • Two ED lens elements, FCD-100 and FK-61. Astro-Tech Finderscope Mounting Shoe. Refractors. We wanted to bring the best value and performance that we possibly could in a large refractor. The Astro-Tech AT60ED is priced at $369US and comes standard with a 2″ to 1. Aperture: 60mm. 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. Edited by techmgr, 03 January 2021 - 08:53 PM. Getting stretched stars in the corners with both The FF for it is backordered on Highpoint Scientific and the one for the AT60ED is. Ill deal. Following- I started imagining with azgti, At60ed, asiair pro and dslr. This one performs well over a 40mm image circle in all three small RCs (6", 8", and 10"). In Wisconsin the winters are cold and snow bound. Reviews. 8x reducer for the AT60ED which will bring it down to 288 mm and make it faster. Most eyepieces dont play. Also looking at Televue TV60, nice but too expensive for me. And when it does come back in stock, I've always missed reordering it. The supplied photo instructions are good, but there was still some dry-fitting to make sure I was getting the bracket in the right orientation and attached through the right holes. A groove machined into the field flattener barrel engages the thumbscrew or compression ring of your focuser to act as a. The TV 60 is limited to 1. 8x reducer. Im hoping by drifting the sun across the frame while doing the video recording, I can rely on stacking algorithms to. All data was captured in Somerville, MA (Bortle 9). I would like to find something that is a good overall value though. Plus, it looks ridiculous with the. Perhaps I will just wait another week or two and. $69. 25" eyepieces. One issue with the Sharpstar is that while it may have nicer optics, it is almost 2 lbs heavier than the AT60ED which once you factor in the weight of a camera would overload the mount. The Astrotech AT60ED and William Optics Z61 seem to be ~60mm doublet refractors, both with FPL-53 glass (so colour correction should be identical). (Its great living in the same town ) I am so impressed with this little scope and wanted to share my first EAA experience with it last week. Each frame taken with the camera is around 132 MB in size. I know the reviews for both of these are real good, and the opinions are usually that these are a.