Astro-Tech Finderscope Mounting Shoe. Jon. In addition to reducing the focal length of the telescope and thereby increasing the photographic speed, the ATRF60 flattens the normal field curvature. Refractors. - 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. The 18. 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. Too long an F/Ratio, wobbly focuser. 8x reducer in AT60ED - posted in Beginning Deep Sky Imaging: Im having a problem with the Astrotech 0. 0. It has an excellent focuser and is easy to outfit with an RDF and 2" diagonal, which minimizes the operating length, while allowing a much wider TFOV than a. The AT60ED has very solid mechanics for an imaging scope. But the William Optics costs $169 more. Also Id pass on its helical focuser and its 1. I did how to videos for both applications to show the differences in workflow and end result (end result is. I know the Evolution mount is made to handle Celestron’s 9. I did how to videos for both applications to show the. I bought the AT60ED from Astronomics about 2 years ago and it has FPL-53 glass. Reviews. First Light Images for a new Astro-Tech AT60ED telescope. Iris Nebula with AT60ED - posted in Beginning Deep Sky Imaging: This is my third attempt at editing this tricky thing, and I think Im finally ok with it. Posted 07 January 2021 - 09:17 AM. What I dont have is an optical finder with interchangeable eyepieces that I can use on my refractors - specifically. 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. Yeah, I'm excited about the AT60ED. Astro-Tech AT60ED 60mm or Apertura 60mm FPL-53 Doublet APO Refractor - posted in Refractors : I am looking for a terrestrial scope that can also be used for a grab-and-go scope. Show Us Your AT60ED Shots - posted in Beginning Deep Sky Imaging: A bunch of us received Astro Tech AT60EDs earlier this year (2021). 25” eyepieces, but it’s probably the lightest most compact 60mm available. AT60ED vs. Its a little of topic,. I recently received my SkyGuider Pro. AT60ED as a travel scope - posted in Refractors : 16 x 9 x 7. Sharpstar 60ED Astronomical Telescope $366 / $436 with Flattener. 75 pound AT65EDQ measures a very compact 13" long with the dew shield retracted, and is only 14. Product Description. Best view high power is most likely with a 5mm eyepiece. The William Optics Zenithstar 61 is a doublet apochromatic refractor telescope that excels in deep-sky DSLR astrophotography. I am currently using the AT60ED without a field flattener with a crop sensor DSLR (700D) and have found that while it is usable, you want the field flattener. My primary purpose of getting this scope is to get widest field and lowest power with my Night Vision. AFAIK, none of the FF's cited in this thread work well for visual with the AT60ED. - 60mm is more compact. It’s about $48 new, but I bought mine used for $30 including shipping last year. Joined: 11 Oct 2007. 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. (and to clarify this is not. 8x flattener/reducer on a Star Adventurer 2i, which is analogous to your Sky Guider Pro. It's a little gem. This Astro-Tech AT60EDT ED triplet refractor has: • 60mm f/7 fully multicoated apochromatic ED triplet refractor optics. Also looking at Televue TV60, nice but too expensive for me. 2mm DeLite gives a larger TFOV that is sharp in the APO's I compared (61mm f/5. 0) teleconverter. 6 72ED Astronomical Telescope $463. Mount Type: Two 1/4-20 threaded holes on foot with spacing between holes: 30mm. 00 Not FPL-53. The only eyepiece close to running out of in-travel is a Leica ASPH Zoom with a 2 inch Starlight adapter, but I still have a couple of mm travel remaining. Actually I am using a Newton with 750mm focal lenght and be new to refractors. 5N/M Focuser Payload Limit 5KG Power/Data Interface USB 2. 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. Now you can do planetary and deep space imaging with it as well, so don't be fooled by the main objective when ZWO designed the camera. Since the AT60ED is a doublet, while well corrected, I've experienced star bloating when imaging with it. The AT60ED gave me the absolute max true field of view for a well corrected refractor, and the smallest overall package. 4X is absolutely stunning for panning the sky and milkyway, or vewing very large DSO's. Ill be pairing these with a Star Adventurer 2i to begin with, which has an autoguider port. Reviews. See spectacular views of the sun with a solar filter. I have used the original packing foam and box, but that isnt a great fit for. 2mm DeLite gives you a 3. The CNC machined handle is finished in a. 9 specification likely results from a lens cell with a slightly larger entrance pupil). 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. Cameras: ZWO ASI120MM Mini, ASI224MC, ZWO290MM Mini, ZWO ASI294MC Pro, Canon M6 Mark II. This page lists items that the ASCOM Initiative has made available for download. hamende. Mea culpa. The ZWO ASI678MC is loaded with the Sony IMX678 back-illuminated, 8. Svbony SV550 - Total Disappointment - posted in Refractors : I figured i would try out the new Svbony SV550 triplet with FPL-53 glass at 80mm. 2mm Paradigm Dual ED eyepiece is excellent for medium high to high power magnification viewing with short to medium focal length refractors and reflectors. AT72EDII - posted in Refractors : I have a SW 120ED, but I do not consider it to be a G&G, or at least not a really easy one. I would not advise anyone to order the TSFLAT2 if they. Loc: Southwest Florida. The other night I tried my Sony Alpha 230 DSLR with a 1" APS-C sensor in the AT60ED at F/6 and the result was a huge field of view but with what appears to be severe coma along the edges of the frame. The AT60ED now comes standard with the Camera Angle Adjuster and the finder shoe. The TFOV using this combination is a 6. Doing a simulation on astronomytools. 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. At that time I started a thread titled Anyone with an AT60ED to ask a few questions about my new scope, and. The 18. But they have another 72ED for $399, do not know the difference. Social. But sometimes, easy rules. topic starter. Page 23 of 37 - AT60ED: Something Small From Our Sponsors - posted in Refractors : Ok, need your guys help as I am not home and will not be for another two weeks. Loading preview. And flat field eyepieces seem to me to be more of a gimmick than a real thing. Not sure if these made it to astronomics as the shipment you refer to, but fingers crossed. Seems like that would be an even better guidescope, maybe useful for other DSO socpes I buy later, and also a portable travel scope. Im using the TeleVue PowerMate 2. So the AT60ED probably makes the most sense. One other thing I've heard--and can confirm--is that the mounting collar for the AT60ED is almost a perfect fit for the 135mm Samyang. Look at the stars in the corners, theyre all distorted. The ASI678MC CMOS Color Imaging Camera is based on the Sony IMX678 with SONY STARVIS and Exmor R Technology. $79. In a color camera setup, the tilt plate is attached to the camera directly. 76um so you’ll want to pair it correctly with your different scopes by using the astronomy. The M48 threads of the focal reducer, which itself is threaded into the optical tube, makes it easy to attach most astronomy cameras and DSLR/mirrorless cameras (with an M48 T-ring, not included). AT60ED minimal eyepiece kit, etc. I understand that Astronomics will have a field flattener for the AT60ED by the end of October. 5 (which arrives Friday). Focal Length: 360mm. Get counterweights, mounts and telescopes at Astronomics. Unguided with a skyguider pro camera tracker. AFAIK, none of the FF's cited in this thread work well for visual with the AT60ED. Ive only used it with the flattener, but have had no issues getting round stars on an APS-c sized sensor with the flattener. I might have bought the new FRA 300 if a reducer were available for it, to get shorter than 300mm FL. In it’s padded case, it is a wonderful. The AT70ED is bringing ED optics to you at a fantastic price. AT60ED first week - Wow! - posted in Electronically Assisted Astronomy (No Post-Processing): I recently brought home an AT60ED F/6 refractor from the good people at Astronomics. Astro-Tech AT60ED William Optics RedCat 51 APO Askar FMA135 Celestron C5 Spotting Scope My Mac Setup Blog Image Gallery December 4, 2019. I started out a year or so ago in AP with a Canon t3i, the Star Adventurer, and an AstroTech AT60ED. . The Astro-Tech ATRF60 0. the 18. It has a very small overall pixel size at 3. Ready to go on Celestron AVX mount with ZWO ASIAir Pro and ASI294 color camera. If the screws of the mounts clamp. 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. The AT70ED is a brand new addition to the Astro-Tech line up, whereas the 60ED and 72EDII have been out for a few years, so it may be a while until you see a. 9, 80mm f/7, 102mm f/7, and 120mm f/7. Focusing Masks For Telescopes. With reducer/flattener you will get shorter focal length, wider field of view and faster scope. 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. I love your images taken with it, by the way. 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. The diagonal was an Olivon 2" Amici Prism. Tech Details. 25" Solarlite Film Solar Filter. It's just that easy to use. The FLAT61R will also work on the Apertura 60mm FPL-53 Doublet and the TS-Optics PhotoLine 60mm. All of them are good. You might want to consider this set instead, and mount the Vixen clamp where you now. Five minutes unguided is incredible. Page 8 of 37 - AT60ED: Something Small From Our Sponsors - posted in Refractors : One more quick picture - I wanted to see if the focuser would slip under all this weight. I like having a natural orientation for the field of view, particularly when observing at low power. Buy telescopes and telescope accessories at Astronomics. Download All. The AT60ED has a 2-inch focuser, so it can use 2” accessories, making it more versatile than the TV 60 and costs 1/2 as much. The Redcat will provide a better image. 00. If anything, I'd prefer to get a second camera to do dual imaging with it and the AT115EDT to maximize the number of objects I could image in a year. Makes. Reviews. → Beginning Deep Sky Imaging. • Two ED lens elements, FCD-100 and FK-61. Most eyepieces dont play. 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. Page 18 of 37 - AT60ED: Something Small From Our Sponsors - posted in Refractors : These were my thoughts exactly. Telescope configurations: AT60ED, AT60ED + 2x Barlow, NexStar 6SE, NexStar 6SE + 0. So I am considering perhaps getting a small ED refractor such as the AT60ED or AT72EDII sometime in the future. 72 arc sec/pixel with my camera. 7 FR I havent used still. I also a Celestron 6se. I don't want to use the AT60ED as a guide scope. Its certainly true to that some eyepieces do well at faster focal. com. The AT70ED is bringing ED optics to you at a fantastic price. 25″ eyepiece adapter that has a non-marring compression ring. 3. 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. Back to Beginning Deep Sky Imaging · Next Unread Topic →. L. 4 o to 6. The Losmandy Dovetail is the short one from Astronomics (The issue is that in order to. The RedCat has better glass, but I prefer the Askar's focuser and additional aperture. 8x reducer that I already had for my AT72ED (version 1) and noticed that the corners of my images were much worse. Hughes Thompson. GameStop Moderna Pfizer Johnson & Johnson AstraZeneca Walgreens Best Buy Novavax SpaceX Tesla. Sturdy, capable but manual. While I wait for astronomics to deliver my scope, I would like to understand if I really need to also purchase a 0. 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. Unboxing of Astro-Tech AT60ED APO (complete revie…Astro-Tech 60ED Review So very dinky. Posted 16 January 2021 - 11:32 AM. The AT60ED should be able to reach 100-120x easily with the right eyepieces, and in exceptional conditions 150-200x may be possible. 0 deg TFOV. Help A Kid Through College. Guide scope question - posted in Refractors : Hello, Im dragging my feet in getting a guide scope. I've had no issues bringing any 2 inch or 1-1/4 inch eyepieces to focus. 5X/5. Some astronomers like to mix and match components to fit their needs and budgets. Is there anyone out there with an AT60ed that can confirm whether I have a problem with the scope. HAPPY SKIES TO YOU AND KEEP LOOKING UP Jethro. Probably a bit optimistic. Sometimes it doesn’t!! When it doesn’t I can still hear the. Telescope configurations: AT60ED, AT60ED + 2x Barlow, NexStar 6SE, NexStar 6SE + 0. The TS Optics ONTC looks appealing in 8 or 10 to me. I hope you guys will like it. The flattener definitely helps make for better pictures, but it is perfectly usable without it. . The mount is a SmartEQ Pro. Both have FPL-53 glass. Posts: 711. 38 degrees. It looks better from the outside, but when youre observing or doing astrophotography in the dark, you dont care. 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. 9×180 sec, QHY183C at Gain 20, Offset 0, -15C cooling, UHC filter, Astro-Tech AT60 ED at F/4. These mount holes are 20mm apart, is this a standard size, or do I. Shooting with shorter focal length lenses (like your kit lens) will give you even longer tracking times. Do I need a reducer/flattener? - posted in Beginning Deep Sky Imaging: Hi there I just purchased an Astro Tech AT60ED 60MM F/6 FPL-53ED doublet to do Astrophotography with my ioptron Skyguider Pro. Thanks for the help. And when it does come back in stock, Ive always missed reordering it. Chondrites (Carbonaceous) CI (Ivuna-like) CM (Mighei-like) CO (Ornans-like) CV (Vigarano-like)Mounting Hardware spacers and screws to mount the focuser body M4 & M5 Wrenches for secure the shaft locking screws and bracket hex screws USB 2. 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. Hughes Thompson. Scopes: ES ED-102 FCD100 CF, ZWO Mini Guide Scope, Astro-Tech AT60ED, Askar FMA180, Sky-Watcher Skymax 102. This is a 360mm f6 scope that is actually quite small. 8x FF/FRs, neither the ATR-8 nor Televue's TRF-2008 effectively flattened to the corners on my APS-C sensor in either my AT60ED and a previously owned AT72EDII; the ATRF60 is the only one out of the three that provided pinpoint stars to the corners in the. AT130EDT. Astro-Tech AT60ED 60mm f/6 FPL-53 ED Doublet $369. Easy to install and build quality is great. I would like to use it for the polar alignment routine in Sharpcap as well as autoguided imaging. But the. The 4. After its demise I got a Sears 60m/700mm focal length alt-az achro refractor, like hundreds of you also had. FILTER SELECTION. I bought the WO CAT tube ring/Finder scope rail a few months ago. Hello everyone, The skies are finally clearing up and I had a chance to test out the Astro-Tech AT70ED. The same scope is sold by other vendors, like William Optics, for a lot more money. The ZWO ASI678MC is a fantastic entry level ZWO camera you want for planetary imaging. How do I go about making flats in a non-complicated way?Figure 2: Relationship between HFOV, Sensor Size and WD for a given Angular FOV. There is still some tilt on the upper edge, but overall its improved. ? Basically, as my first proper scope, is it worth to spend that $100? I also. There is a very good reason that most reducers operate in the 0. Report. I plan to purchase an Astro Tech AT60ED and field flattener. Astro-Tech uses two ED (Extra-low Dispersion glass) elements in the optical design of the AT60EDP. 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. Ive got everything fitted with a motor. The 60mm f/6 FPL-53 and Lanthanum air-spaced doublet really shines. AT60ED as finder scope - posted in Refractors : I have a variety of finders that I use as appropriate to the situation. New for 2021. Posts: 711. But I ran into a used AT60ED for a pretty reasonable price and I decided to pull. The same stack that was shown in Post #11419. The objective has just a few specks of dust which can probably be removed with a simple air-bulb. 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. Such a device is so oversized compared to the host telescope as to be absurd. The only caveat for visual is that it can require about 5mm of extra extension with standard 1. 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. 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. 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. 00. Set up the AT60ED on the Star Adventurer and the AT115EDT on the Sirius EQ-G. I ordered a GEM45 with the iOptron tri-pier for my SCT EDGE 8 in December and hope to see it soon! The ability to handle an extra 5lb of payload for the same price of the CEM40 gave it the edge. Think Ill be happy with this. 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. Available in a variety of tube colors: White, black, forest green, dark blue, chrome, anodized red, burnt orange, and brass - this petite offering boasts some very desirable features. There are three holes in the cap, similar to the circular holes in a Hartmann mask, that help you focus during imaging and visual use. → Astrophotography and Sketching. With a 24mm. So Ill be connecting the EAF to a AT60ED scope, and then. How are folks mounting guidescopes to this scope? Or, alternatively, given its size, I suppose one could mount this on a guidescope for imaging. You can buy the 0. Page 1 of 2 - Oblong stars using Astrotech 0. 6e, and high sensitivity, the ZWO ASI678MC would make a great camera for. Cameras: ZWO ASI120MM Mini, ASI224MC, ZWO290MM Mini, ZWO ASI294MC Pro, Canon M6 Mark II. 5-Pound Counterweight for EQ5, EQ6, and EQ6-R. I'd also not go above 300 mm on any star tracker, you will not have a fun time locating objects. 5x and the TeleVue Delos 10. All 4 scopes mentioned are the same. 6 72ED Astronomical Telescope $463. I initially had a few hours of extra data I tossed out, before I got my flattener for the scope. Im guessing the 8-inch OTA and refractor together should. I use a Rigel QuickFinder on my AT60ED. Discontinued Product ZWO EAF ( Electronic Automatic Focuser) $199. JPG IMG_2394. Even though I can achieve a 7. And we’re now in our third Astronomics generation (son Michael started keeping track of the Astronomics inventory when he was. The Astro-Tech AT60GS guidescope is a 60mm aperture 240mm focal length (f/4) achromatic refractor with a helical focuser. 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 Astro-Tech AT60ED is priced at $369US and comes standard with a 2″ to 1. I use the Star Adventurer 2i with the AstroTech AT60ED and it works incredibly well, when I can find my target. The nosepiece spacing asks the SVBony to function at 0. 25" eyepieces. I think my copy has some defect, since. Celestron LensPen Optics cleaning tool. This Astro-Tech 3. AT60ED as a travel scope - posted in Refractors : 16 x 9 x 7. It seems to me that while the AT-60ED in its case is probably not small enough to be. ASTRO-TECH AT72ED 72MM F/6 ED $379. . Review by: Michael. Factoring in the . 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. AT60ED) down to, say, 20x when you have a pair of (mounted) 15x50 binoculars? Filters? What would you say is the lowest reasonable power for such a scope, where reasonable means free from. Optics Type: ED FPL-53 Refractor. Following- I started imagining with azgti, At60ed, asiair pro and dslr. Just got the Panoptic 41 yesterday, and unfortunately the clouds mostly ruined the evening. Long slots allow it to be. The website for the field flattener states "Backfocus from the rear shoulder of the AT60FF to the image plane is 54. AT60ED case options? - posted in Refractors : I am separating this from the long AT60ED thread because I suspect there are potentially good solutions from a wider audience with other small refractors. I spoke with Highpoint Scientific for the Apertura equivalent scope and Astronomics. Weight: 6 lbs 3. I am collecting a XWA + AT28mm set to be used with my AT80EDT, AT102EDL, and 150mm/F12 Meade Mak telescopes. This Astro-Tech AT80ED refractor has: • split tube rings with detachable Vixen-style dovetail for installation on virtually any mount. I signed up at Explore Scientific just a couple of weeks ago. Works well. 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. I’ve been lucky enough to spend a few months basking in the spectacular far southern sky of New Zealand. 8X reducer/field flattener is designed for prime focus astrophotography. But it's a personal choice. 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. Reply reply harpage • An 8” SCT is too much for the AVX, which itself is a pretty questionable mount - if you’re lucky and willing to tune it, it can work well, but there are also plenty of. This is my 2018 AT60ED decked out in William Optics finery. The Sky-Watcher Evoguide 50ED Field Flattener, instead, has only 17. The Astro-Tech ATRF60 0. My friend uses it for quick DSO viewing, even though aperture rules. 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. 25" non-marring compression ring accessory holders. We feel this is truly a lifetime instrument. But I have a 2nd scope that is designed for astrophotography -- an Astrotech. 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. I use the SCT (f/10) for visual mostly although I have a . 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. My current image train is (AT60ED > ATRF60 Flattener > ZWO filter try and. The 18. No matter what, it wouldnt correct, being off by around 3, and the suddenly it would guide fine. Amazon had a great discount so i said why not? What i received was a disgrace. When dithering with Asiair plus. If I was choosing one of those DeLite's I'd go for the 5mm. My 41lb CGEM mount is a beast carrying it in and out of the house!I would be using the Pi with the AT60ED on a Skyguider Pro tracker with an ASI120MM guide cam with it's matching 120mm scope. And I. Such a device is so oversized compared to the host telescope as to be absurd. Interested in both astrophotography and EAA observation. CryptoThe AT152EDT is an extension of the incredibly well received EDT series from Astro-Tech. I would put a link for this scope, but then it would be moved to another forum, so I won't. $44. PS there's a dedicated flattener for AT60ED. 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. 25" focal position using a 1. 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). . It then goes in to processing with DeepSkyStacker and Adobe Photoshop. Contact Us. 8x field flattener (no stock currently) + William Optics 48mm T-mount for Sony E-mount OR 2. Never saw anything like this before with refractor - the stars in the corners look like comets. But now that I attached the Reducer, I get these weird star patterns, and it doesnt make sense. I have it down to two scopes. 8x reducer in my Apertura AT60ED. First light with the Astro-Tech AT60ED - YouTube. Mike, which base do you have? I looked at your website and could not find the finder shoe you speak of. 0 Features (Standard Version) • High quality metal focuser with anodized finish. qswat72, on 11 Dec 2020 - 10:19 PM, said: Yes, there is a little knob on the top to lock focus down. at F/4. 0. AT60ED does have the FPL 53 mated with the Lanthanum, see post 2. It is also usable with long focal length refractors and catadioptric scopes under good or.