Aperture: 60mm. It then goes in to processing with DeepSkyStacker and Adobe Photoshop. Also considering the ZWO ASI 290 to go with it for guidingAT60ED - very bad test images - posted in Experienced Deep Sky Imaging: I bought a brand new AT60ED, hoping that given very small FL, even doublet would work fine. So the AT60ED probably makes the most sense. 2mm Paradigm Dual ED eyepiece is excellent for medium high to high power magnification viewing with short to medium focal length refractors and reflectors. I would not advise anyone to order the TSFLAT2 if they. According to the testing. Read more. In it’s padded case, it is a wonderful. Five minutes unguided is incredible. 8 with that combo. 25 will only be used when doing visual. 0 deg TFOV. With your camera, the AT60ED, and good polar alignment, you could get 40-60 seconds unguided before streaking (motion blur). 8x reducer on a ASI1600mmPro, mostly for narrowband imaging from my bortle 9 skies. I recognize that I will drop maximum true field of view from 7. The diagonal was an Olivon 2" Amici Prism. I only wish it had the chrome finish like the AT66 I purchased 11 years ago. The home to all amateur astronomers & telescopes! Feel free to discuss anything astronomical here, from…. 5x Apo Barlow Mount: EQ6R-Pro. $99. 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. It functions as a handle (This is fairly obvious from the name. Equipment. com shows all 3 scopes have roughly the same FOV, without speaking. I started out a year or so ago in AP with a Canon t3i, the Star Adventurer, and an AstroTech AT60ED. It has a very small overall pixel size at 3. 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. I was. But I am looking at making my AT60 even more. The particular sample of AT60ED that I own shows spherical undercorrection. This Astro-Tech AT60EDP refractor astrograph has: • 60mm f/5 fully multicoated four-lens Petzval refractor. 6 72ED Astronomical Telescope $463. Equipment used: * Astro-Tech AT60ED with the 0. On that version the focuser rotates. The objective is an F/7 doublet, with either FPL51 or FK61 glass for the ED element. New member here about to make the bounce from doing astrophotography with a 70-200 lens to a small OTA, the ASTRO-TECH AT60ED in particular. Is it over sampling if it is under 1 or over 2? For Example: Arc Seconds per pixel w/ASI294MC Optimum Result between 1 and 2 AT80ED @ 560mm is 1. Joined: 26 Jul 2020. Mounts: Rainbow Astro RST-135, ES iEXOS-100, SkyGuider Pro. 8. AT60EDP Then I googled for it to try to get more information and couldn’t find anything. The CNC machined handle is finished in a. Astro-Tech AT60ED Field Flattner - posted in Equipment (No astrophotography): Hello, 5 months ago I purchased an Astro-Tech AT60ED telescope. I've got a 135mm f/2 Samyang and currently have on order an AT60ED that may, or may not, arrive this month. Add in an L-eXtreme filter for taking images of emission nebula during a full moon in light polluted skies! Edited by 72Nova, 15 July 2021 - 07:52 AM. 8X reducer/field flattener is designed for prime focus astrophotography with the Astro-Tech AT72EDII, it will work with other variants of the same optical tube. Add To Cart. 8. I have been considering the Astro-Tech AT60ED 60mm and the Apertura 60mm FPL-53. CryptoThe AT152EDT is an extension of the incredibly well received EDT series from Astro-Tech. According to Aperturas website, the flattener should be set to 3mm for the. Reviews. Verified Purchase. OTOH the AT60ED has good glass, a EAF-capable focuser and is much cheaper and can reach f/4. Focuser: 2" Rack & Pinion with 10-to-1 Microfocus. 12 Nov 2023. 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. Ive got everything fitted with a motor. AT60ED as a travel scope - posted in Refractors : 16 x 9 x 7. Went mostly smoothly. The AT60ED should be able to reach 100-120x easily with the right eyepieces, and in exceptional conditions 150-200x may be possible. 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. Sometimes it doesn’t!! When it doesn’t I can still hear the. 2 oz with the rings and dovetail, 5 lbs 4 oz without rings and dovetail. This will replace my AT60ED for ultra-wide field observing. Page 2 of 3 - Seeking user experience with the AT60ED refractor with eyepieces and a diagonal - posted in Refractors : I have the Altair Astro Version of the AT60ED. IC405 - The Flaming Star nebula taken with the AT60ED. Reviews. It measures 35" (889mm) long, 10. 0. The North America Nebula – 26×240 sec, Gain 11, Offset 100, QHY183c at -20C, UV/IR filter, Astro-Tech AT60ED at F/4. Hughes Thompson. . . 1. AT60ED does have the FPL 53 mated with the Lanthanum, see post 2. I think smaller apertures should be kept to shorter focal lengths and the AT60ED, AT72ED, and. Ready to go on Celestron AVX mount with ZWO ASIAir Pro and ASI294 color camera. Second scope recommendations - posted in Experienced Deep Sky Imaging: Hi Need ur guidance , i currently use AT60ed with 0. Celestron LensPen Optics cleaning tool. According to the testing done by Astronomics (We could not detect a hint of spurious color (chromatic aberration) Oh my its mighty temping. Tech Details. Scope/Lens: AstroTech AT60ED w/0. But it's a personal choice. So a thought had occurred to me--take my small mount. If the screws of the mounts clamp. Page 1 of 18 - The joy of a good, small refractor - posted in Refractors : When I was a kid my first telescope was a 50mm (I believe), long focal length alt-az achro refractor with cardboard tube, and a non-adjustable metal tripod. 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. Typical of Astronomics it's priced $200 less than the StarField. Like. g. The AT70ED is bringing ED optics to you at a fantastic price. Most eyepieces dont play. Smaller size and good optics are priority over budget. As a result I cant do flats in Fire Capture. First (Nighttime) Light on my new AT60ED + 0. However I have not been able to use it for astrophotography yet because the field flattner for it is on back order. The telescope-side barrel is threaded for standard 2″ filters so you can attach a light pollution filter. Then one could be used to guide the other and Id basically have 2 different focal lengths. Mike, which base do you have? I looked at your website and could not find the finder shoe you speak of. AT60EDP. Joined: 30 Aug 2008. Joined: 26 Jul 2020. 3. I got the Altair astro version since it came with an optical test report. I love your images taken with it, by the way. Loc: 3rd Stone from the Sun. I’ve been lucky enough to spend a few months basking in the spectacular far southern sky of New Zealand. Add To Cart. I use a Rigel QuickFinder on my AT60ED. 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. Focal Ratio: f/6. the 18. 63x reducer Exposures range from 1/100s to 1/4000s at ISO-100 to ISO-800 Thousand Oaks Optical solar sheet in homemade filter hat for both telescopes No processing done on the images aside from cropping and fitting into the grid Thanks for looking!49 votes, 12 comments. Feel free to give us a call if you have a question about your scope if it isn’t an Astro-Tech product. You’ll want your overall output resolution around 1” per. Please tune in for my 1st impressions of it. You can still get good images, but you would need to. The distance needed is 54. Page 1 of 2 - Oblong stars using Astrotech 0. One thing about the 17. So, no DSLRs with the Evoguide and at the moment, there is no way around this. Anyone using the AT60ED with dedicated reducer and getting round stars? - posted in Beginning Deep Sky Imaging: Ive owned an AT60ED for over a year now, and have enjoyed imaging with it the few times I have. I was hoping my Orion 0. • 44mm corrected image circle. ·. Last night I was finally able to test it and I see some really bad aberrations. Astro-Tech uses two ED (Extra-low Dispersion glass) elements in the optical design of the AT60EDP. Technically the TV60. I get pretty good guiding generally below 1’ with the occasional blip but sharp images at long exposures of 3-5mins. . It can't be used visually. This consists of two nights worth of data, at. The Redcat will provide a better image. Cameras: ZWO ASI120MM Mini, ASI224MC, ZWO290MM Mini, ZWO ASI294MC Pro, Canon M6 Mark II. 5X/5. My best "hold my beer" shot--M81+M82 w/AT60ED - posted in Beginning Deep Sky Imaging: I had just gotten the wide T-ring I needed to use with the 0. This Astro-Tech AT60EDT ED triplet refractor has: • 60mm f/7 fully multicoated apochromatic ED triplet refractor optics. Have not. Help with connecting DSLR to AT60ED? - posted in DSLR, Mirrorless & General-Purpose Digital Camera DSO Imaging: So I contacted astronomics when I ordered everything, and now I have ran into my problem. Apertura 60EDR vs AT60ED - posted in Refractors : I am in the process of upgrading my imaging scope from a ST80 to a better small refractor. Guide scope question - posted in Refractors : Hello, Im dragging my feet in getting a guide scope. How are folks mounting guidescopes to this scope? Or, alternatively, given its size, I suppose one could mount this on a guidescope for imaging. It seems to me that while the AT-60ED in its case is probably not small enough to be. • Two ED lens elements, FCD-100 and FK-61. Lord Beowulf - Nov 09 2023 08:09 AM Refractors Deepskydad motorised Flat Panel, Any issues doing darks ? ribuck - Nov 09 2023 07:45 AM Equipment (No astrophotography) Horsehead Nebula. I got rid of my Orion ST80 guidescope + Orion StarShoot Autoguider camera to fund this purchase thinking Ill replace the functionality of the ST80 with this 60mm scope. so I ordered the specific T ring they told me for the canon DSLRs, but I dont have a eye piece for me to connect it to? On the. Astro-Tech 60ED Review So very dinky. While this Astro-Tech #ATR8 0. 25” eyepieces, but it’s probably the lightest most compact 60mm available. 56 AT60ED @. However, it is about $190 more than the Astro-Tech AT60ED and I found a place that will be getting some AT60ED scopes in a month. This only works mounting the scope to the right, as shown. I dont know where to begin on figuring out which of the two provides the most aperture and magnification with my PVS-14. AFAIK, the Astro-Tech Finderscope Mounting Shoe (ATSHOE) is the only finder shoe that will fit the AT60ED. 8x reducer - posted in Refractors : I received my new AT60ED just over a week ago and we actually got some breaks in the clouds earlier than forecast, so I got a chance to confirm that it let me accomplish my first goal of getting a full-field view of the Sun through my DayStar Quark. Search the forum for each, there are a large numbers of thread about the AT60ED, and it's Kunming United factory mates, WO ZS61 and Apertura 60. AT80EDT. AFAIK, none of the FF's cited in this thread work well for visual with the AT60ED. I have no eyepieces dedicated to this small refractor. Ive always imaged with a telephoto lens and decided to move to a refractor. If you are able to, I would look at the AT72ED, or the AT60ED (the latter of which I use for my imaging). Seems like that would be an even better guidescope, maybe useful for other DSO socpes I buy later, and also a portable travel scope. The AT4060 is a cardioid tube condenser microphone with a transformer-coupled output circuit. AT152EDT. doc 6 3. The tube is reportedly a hand-selected 6922 Sovtek. Add to cart. tools CCD suitability calculator. 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. 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. What I would like to know is. Seems expensive. Chondrites (Carbonaceous) CI (Ivuna-like) CM (Mighei-like) CO (Ornans-like) CV (Vigarano-like) CK (Karoonda-like) CR (Renazzo-like) CH (high Fe. Ill be pairing these with a Star Adventurer 2i to begin with, which has an autoguider port. 8 with its reducer. Astro Tech refractors - posted in Refractors : Astronomics is advertising an Astro Tech 72ED for $299, and they have the AT60ED for $399, a hundred dollars more for a smaller scope. I bought the 0. I have it down to two scopes. Thanks for the info! Beware of ZWO 2" filter drawer - posted in Equipment (No astrophotography): Hello all, I just got a new ZWO filter drawer for my AT60ED. The TFOV using this combination is a 6. Im guessing the 8-inch OTA and refractor together should. - Jim Just tell them its not really pink - its seashell white! MikePage 30 of 37 - AT60ED: Something Small From Our Sponsors - posted in Refractors : Exactly when I decided to order AT60ED, Astronomics website shows AT72EDII availability as In Stock. so additional costs. Installation Here are the basic steps about how. Telescope configurations: AT60ED, AT60ED + 2x Barlow, NexStar 6SE, NexStar 6SE + 0. Look at the stars in the corners, theyre all distorted. Download All. Scopes: ES ED-102 FCD100 CF, ZWO Mini Guide Scope, Astro-Tech AT60ED, Askar FMA180, Sky-Watcher Skymax 102. 00. ago. Refractors. 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. 3. I have not yet settled on a storage/transport case for the AT60ED. The AT60ED isn't just a great visual scope. Page 1 of 2 - AT60ED or ? for widefield AP - posted in Beginning Deep Sky Imaging: I am looking for a widefield scope to pair with my ZWO ASI294MM at BIN 1. * ZWO ASI533MC Pro. Page 1 of 2 - AT60ED or ? for widefield AP - posted in Beginning Deep Sky Imaging: I am looking for a widefield scope to pair with my ZWO ASI294MM at BIN 1. I know I. Help A Kid Through College. . It has dual. 95. 25″ eyepiece adapter that has a non-marring compression ring. At the moment I am unable to afford for a better built triplet APO so I decided to go for a smaller ED doublet with FPL 53 elements. • 2" and 1. Thoughts? Clear Skies, PhilUp and Down Guiding - posted in Beginning Deep Sky Imaging: Hi everyone, I need help. hamende. Such a device is so oversized compared to the host telescope as to be absurd. * Svbony 60mm guide scope with ZWO ASI120MM-Mini guide cam. Mounting it to the left causes interference with the longer right-hand focuser knobs. • Precise focus control for planetary and deep sky imaging. Focuser Motor for Astro-Tech AT60ED - posted in Refractors : Okay, Ill admit that Im lazy (i. • a heavy duty nylon carry case. Currently I have an Explore Scientific AR 102 that I bought on a whim many. retired). Stars are diamonds on a black velvet backdrop and every object we observed was tack sharp. 4KidsOneCamera • 3 yr. Focal Length: 360mm. 8X reducer/field flattener is designed for prime focus astrophotography with the Astro-Tech AT60ED, it will work with other variants of the same optical tube. Chondrites (Carbonaceous) CI (Ivuna-like) CM (Mighei-like) CO (Ornans-like) CV (Vigarano-like)Well, that's gonna cost a lot more, but you could get various front mounted etalon options from Lunt or you could plug something into the eyepice end from Daystar. 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. We carry all brands and products, like Meade telescopes, Celestron telescopes, and more. 95. Although it only guides in RA Id like to make use of it in the near future. Cameras: ZWO ASI120MM Mini, ASI224MC, ZWO290MM Mini, ZWO ASI294MC Pro, Canon M6 Mark II. ZWO ASI678MC Color CMOS Imaging Camera. Page 3 of 41 - SVBONY SV503 Telescope 80ED F7 - posted in Refractors : This scope and many others appear to be similar to my 2008 Stellarvue SV80-ED (then called the Nighthawk next generation). AT60ED vs. My primary purpose of getting this scope is to get widest field. com. Getting stretched stars in the corners with both The FF for it is backordered on Highpoint Scientific and the one for the AT60ED is. But I have a 2nd scope that is designed for astrophotography -- an Astrotech. 6e, and high sensitivity, the ZWO ASI678MC would make a great camera for. This new Astro-Tech AT80EDT refractor has: • 80mm f/6 fully multicoated triplet apochromatic optics using an ED center element. ZWO EAF + ASIAir + AT60ED Advice Sought - posted in Beginning Deep Sky Imaging: Just ordered a ZWO 5v EAF from Canada that shipped within 2 hours. 8x reducer that I already had for my AT72ED (version 1) and noticed that the corners of my images were much worse. 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 Skywatcher base requires Allen wrenches to secure the. • Can be used in both autofocus and manual modes. Its been working quite well with my 1x Flattener. New for 2021. The video above shows every step of capturing and processing the Pinwheel Galaxy (M101) with a DSLR, small telescope, and an iOptron SmartEQ mount. 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. The only caveat for visual is that it can require about 5mm of extra extension with standard 1. Unless you want a super-finder, or are doing astrophotography, a 2" focuser on a 360mm scope is super-wide. 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. 25 diagonal, and a Manfroto camera tripod with pistol grip for easy aiming. The TS Optics ONTC looks appealing in 8 or 10 to me. 2. 8x field flattener (no stock currently) + William Optics 48mm T-mount for Sony E-mount OR 2. Clear Sky's, Supernova. The ZWO ASI678MC is loaded with the Sony IMX678 back-illuminated, 8. 5mm Morpheus vs. Kind of a MkII. 4 o to 6. Not sure if these made it to astronomics as the shipment you refer to, but fingers crossed. For taking in as much as possible of Barnard's Loop all at once, this is the one for me. The same scope is sold by other vendors, like William Optics, for a lot more money. I bought the WO CAT tube ring/Finder scope rail a few months ago. Tech Details. Expert news, reviews and videos of the latest digital cameras, lenses, accessories, and phones. 25" (260mm) wide, and 11. 00. I got rid of my Orion ST80 guidescope + Orion StarShoot Autoguider camera to fund this purchase thinking Ill replace the functionality of the ST80 with this 60mm scope. $369. 3x Magnifier vrs AT60ED Refractor - posted in Night Vision Astronomy: I would really appreciate some help with this comparison. The same stack that was shown in Post #11419. 5mm option as well,. 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. 7 FR I havent used still. 800-422-7876. Star test results using an artificial star at a distance of 60 feet. Please tune in for my 1st impressions of it. The ASCOM Platform is required for most of the drivers and other components. This is my 2018 AT60ED decked out in William Optics finery. ASTRO-TECH AT60EDP 60MM F/5 DUAL ED PETZVAL OTA - posted in Refractors : I saw this for sale on the Astronomics website today. Jon. 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. The 1. FILTER SELECTION. 5mm of backfocus, barely enough to reach focus with cooled and uncooled astro cameras. First Light Images for a new Astro-Tech AT60ED telescope. Thank you. The Astro-Tech 60ED 1x flattener easily threads on to the focuser of your AT60ED after your remove the standard compression ring eyepiece holder. Astro-Tech AT60ED 60mm f/6 FPL-53ED and Lanthanum Doublet. If I had a dedicated astro cam, the OAG would be the. 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. Flats when the solar disc doesn't fill the image - posted in Solar Observing and Imaging: I have the AT60ED, Daystar Quark and a reducer on the ASI1600 so the sun does not fill the frame. One advantage to the AT60ED is you could hook up a motorized. AT60ED as a travel scope - posted in Refractors : In the flesh, the TV60 is a very tiny and very impressive scope. Page 22 of 37 - AT60ED: Something Small From Our Sponsors - posted in Refractors : Im sure its in the long thread but, if so, I missed it. Astro-Tech AT72EDII Refractor OTA FPL-53 f/6 $469. 25 limitation as to the focuser. Report. Great accessory for the AT60ED if you're looking to attach a viewfinder, finder scope, or guidescope. 34mm but you also have a t-ring in there too. So Ill be connecting the EAF to a AT60ED scope, and then. 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. "fully-multicoated Astro-Tech ATRF60 converts the 360mm focal length f/6 Astro-Tech AT60ED refractor into a 288mm f/4. 5 (which arrives Friday). 25" eyepieces. Smaller size and good optics are priority over budget. the 18. Posted 27 February 2023 - 03:56 PM. $419. 8X reducer/field flattener is designed for prime focus astrophotography. I have a huge backlog of data that I need to process and recently have been having fun doing that using Sirilic/Siril and AstroPixelProcessor. My previous views of M8,. I am looking at getting the Astro-Tech AT60ED 60mm f/6 FPL-53ED and Lanthanum Doublet. I already posted about the differences between the TV60, AT60ED, and the TAK 60 (in F6 mode). Hughes Thompson. I havent been able to get a response from anyone at Astronomics after I ran their suggested test of rotating the camera, so I thought Id run these by anyone here. 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. ago. 25" adaptors, so you can use 1. JPG IMG_2394. I've had no issues bringing any 2 inch or 1-1/4 inch eyepieces to focus. 4KidsOneCamera • 3 yr. 2. One of the possibilities is the RedCat51 from William Optics. After its demise I got a Sears 60m/700mm focal length alt-az achro refractor, like hundreds of you also had. The drawer itself is well made I think but the magnets are not nearly strong enough to hold the drawer in when the scope is at odd angles as is common on an EQ mount. The image here was done using APP. Clear. Reviews. Astro-Tech AT60ED Field Flattener. Ditto for the Lambda Orionis nebula (Angelfish. Telescope configurations: AT60ED, AT60ED + 2x Barlow, NexStar 6SE, NexStar 6SE + 0. Took my AT60ED out for first light last night using the AstroTech ATR8 field flattener/0. The Trifid Nebula. 1 William Optics Zenithstar 61. stars). 44 TFOV. Review by: Michael. 5mm Morpheus gives a larger TFOV, the 18. Joined: 04 Sep 2019. 5 is 399mm. The Astro-Tech AT60GS guidescope is a 60mm aperture 240mm focal length (f/4) achromatic refractor with a helical focuser. I would put a link for this scope, but then it would be moved to another forum, so I won't. But the William Optics costs $169 more. I can verify that the TSFLAT2 from Teleskop-Express does NOT work well for visual . While this Astro-Tech ATRF72 0. AT60ED and Canon APS-C backfocus question - posted in DSLR, Mirrorless & General-Purpose Digital Camera DSO Imaging: So, ordered step down rings for my Rokinon 135mm lens, unfortunately not shoeing to arrive till Mon next week, and currently according to the forcast, this Friday/Sat is the only chance I will get before Haloween to. 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. Of some concern is the lack. . 25" dewshield extended. The AT60ED has a supplied ring/clamshell with the ability to attach to any mount, or dovetail, with a 1/4" 20 thread adapter or the ability to use a 1/4" 20 thread screw. You can budget for a 3-4mm eyepiece in future or get a barlow/powermate/focal extender. The Z61 is the most portable telescope ever made by William Optics, a company with a reputation for building beautiful astrophotography refractors. From the thought to image the sun to see if the ASI224 and AT60ED combo could capture the entire disc, pulling the scope buggy AZ/EQ mount out, mounting the AT60ED, leveling the OTA, Solar System alignment and focusing was less than 10. An alternative to the AT60ED might be the Sharpstar 61EDPHII. This Astro-Tech AT80ED refractor has: • split tube rings with detachable Vixen-style dovetail for installation on virtually any mount. → Astrophotography and Sketching. You might want to consider this set instead, and mount the Vixen clamp where you now. It also is the most forgiving of a light mount. The William Optics wedge is, in my opinion, a dramatic upgrade. 25" long with it extended. Its certainly true to that some eyepieces do well at faster focal. 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. William Optics RedCat 51 (Upgraded Version) + William Optics 48mm T-mount for Sony E-mount 2. $79. 63x reducer Exposures range from 1/100s to 1/4000s at ISO-100 to ISO-800 Thousand Oaks Optical solar sheet in homemade filter hat for both telescopes No processing done on the images aside from cropping and fitting into the grid Thanks for looking!Astro-Tech AT60ED Imaging Cameras Canon EOS 550D / Rebel T2i / Kiss X4 (modified) Mounts Celestron Advanced VX Accessories Astro-Tech . They too made the choice to make portability their top priority and they’ve succeeded with the tapered tube and 1 1/4 helical focuser. 0. Dual speed 2" rack-and-pinion focuser with 2" accessory holder and 1. How to capture a GALAXY with your DSLR. the same as the AT60ED, but the in-line drawtube/helical focuser doesn't take up the bulk of the 2"/2-speed, so it looks like the. My eye piece kit now consists of the Panoptic 41, Panoptic 24, Delos 10, and Delos 4. 1. 5 to f/7 range that use a 2" focuser. - posted in Electronically Assisted Astronomy (No Post-Processing): Looking for last minute opinions. A few people suggested the Astro Tech AT60ED and that looks affordable. For example, the fully-multicoated. 25" accessory adapter, both with compression rings: The precision-made rack-and-pinion focuser has dual-speed focusing. Last night I took out my AT60ED on a 501HDV fluid head with pan handle and Bogen 055XB tripod with push-up elevator column. Once the required AFOV has been determined, the focal length can be approximated using Equation 1 and the proper lens can be chosen from a lens specification table or datasheet by finding the closest available focal length with the necessary angular.