Would anyone recommend a good first and/or second eyepiece? Does anyone a favorite eyepiece to. The AZ-GTi tripod is ok - but not stellar. What Doug says. " This is M101, the Pinwheel Galaxy, also known as. 5lb. I am trying to stay under the 80mm aperture mark due to potential mount and obvious budget considerations (planning to stay under $1,000 including the. . 14 bits vs 12 bits. Key Features. The Evostar 72 has noticeable bloat in the blue channel, I would get a different telescope if you are doing imaging. Sky-Watcher’s Evostar apochromatic doublet refractors are the perfect blend of superior extra-low dispersion glass and affordability. If interested I also have available (not otherwise included with this scope) a mint condition. I think that if the Evo 72ED had FPL-53 like the AT60ED and AT72EDII, SW would likely mention it. 2) find the "analysis" menu and select the "analyze tilt" option. By lwillinger ( View all images and albums) 1 images, 0 comments. The combination produces significant field curvature, so Ive added a Hotech SCA field flattener. It is currently on backorder so now the wait begins. That handle, using two bolts, lists as 125mm (don't know if that's total or center to center of the bolt holes) and would interfere with retracting the dew shield. I think the light path is too great on the updated scopes. This cut the curvature distortion by. This FF/FR makes the scope 346mm f/4. But. Prior to then I was testing it visually using my Celestron 1. 6, 571mm, 1. Its a perfect compliment to the L-Enhance. The plate is 1. Re: Newbie celestron 127 slt nebula and galaxy viewing. I just tried it tonight though and I could see all 4 trapezium stars easily enough. 7" Dual Speed Racking and Pinion focuser that rotates and has 98mm of travel. Page 1 of 20 - The AT72EDII is out! - posted in Refractors : Or listed on Astronomics website as wait list anyway. EAA is more real time, which intuitively would suggest the advantages of a large aperture, fast scope. It's like the focus plane has moved up to accommodate the astrophotography. I'd anticipate this would provide a good starting point for viewing the moon. Scopes like the AT72EDII can hit higher magnifications than "regular" ED scopes using FPL-51, FCD-1 or FK-61 glass (e. For seeing the planets, generally speaking, the more magnification the better (within the limits of this "Rule of Thumb"):The AT72EDII measure at around 4. 2 for the 72ed versus F5. Astro-Tech AT72EDII is an equipment item of class Telescope or lens on AstroBin equipment database. A 72mm f/6 fully multicoated FPL-53 ED doublet refractor telescope with dual-speed Rack and Pinion focuser, 2” focuser with Camera Angle Adjuster, split tube rings and Vixen. . Online since 2011, AstroBin is the #1 complete solution for image hosting of astrophotographs. - posted in Beginning Deep Sky Imaging: I forgot to put the field flattener in! Such a let down. We carry all brands and products, like Meade telescopes, Celestron telescopes, and more. By jkw119 ( View all images and albums) 54 images, 2 comments. I cannot seem to force enough CA to ruin my joy of. Skywatcher Telescope AC 70/700 Mercury AZ-2. Sharpstar 60ED Astronomical Telescope $366 / $436 with Flattener. 25” eyepieces for now (I like the weight reduction) so my widest eyepiece in that format is my. AT72EDII for wider view for imaging - posted in Refractors : So, Ive been planning to get back to the sub 500mm focal range, but instead of using my 6 Newtonian, I wanted something I can manage easier. I've owned the AT72EDII and a couple of SkyWatcher 120EDs, but not the SW 72ED. You can directly connect it to the scopes without using the feather touch focusers. The camera side of. it is a tripod that is missing. A beginner telescope for astrophotography at a fantastic price, the Astro-Tech AT70ED 2. Software Designed and tested. This is the way it is shown in the owners manual and the only way that I have gotten the tracking, finding and. I see that. Manfrotto carbon fiber tripod MT055CXPRO3 @ $478. I am leaning toward the 80, as it is a triplet. 200. The 60ED and 72EDII also use FLP-53 glass, whereas the new 7OED, like the 80ED, does not. It came with 2 rings around it connected to a dovetail plate. Quality reliable. Best cameras over $2500 in 2022. -- The Telescope Review Web Site V3. With the 430mm focal length Astro-Tech AT72EDII, its five lens/three group multicoated glass optics provide 27. - posted in Experienced Deep Sky Imaging: Hello, I picked up a second hand Askar FRA400 with a matching 0. The dust blew off easily with a blower bulb. In reply to th3_n3wb13 • Nov 5, 2014. 36 light, 5 dark frames, pre-processed in Lightroom, stacked in Sequator and final minor edits in Photoshop. 2" dielectric diagonal. A dedicated flattener is £80. 9 microns) The Sony IMX290/IMX291 in the ZWO ASI290 and QHY5III462 are fantastic high resolution planetary cameras offering upwards of 170 frames per second! The cameras have a peak quantum efficiency of 80% and provide an improvement in autoguiding accuracy over larger pixel planetary cameras. Price excluded from the comparison, how does one refractor compare to the other in image quality, build quality and function? I havent been able to find any comments comparing. Description: The Wizard Nebula is an emission nebula that surrounds the open star cluster NGC 7380 in the constellation. I was also advised to opt for a triplet for imaging. The AT72EDII will be coming in October, along with all of the EDT scopes (80, 115, 130, 152) and the smaller sibling of the 102ED an 80mm version. I just went through this exercise with the similar AT70ED (420mm focal length f/6, FK61 vs. Since I also have an AT130EDT, my first reaction when I opened the box was, what a small scope. Then two 200g SmallRig counterweights took care of the heavy Ethos on the back end. Our first star test on the AT72EDII prototype was simply textbook. From what I have heard, most people but the brightness/offset around 10 so wondering if I am way off with my settings or reading of histogram. I know the AT72EDII has much better glass than the AT70ED, but is it $200 better? (Plus, there are AT70s in stock, so no waiting). 95. Is a ZWO oag-l a no go when paired with At72edii + . • a pair of split tube rings attached to a vixen style dovetail. Large. So now the AT72EDII is back on the cards! I'm still in no hurry, though. $2,125. 8 reducer and asi533 with zwo dual band filter unguided on avx mount stacked and processed in pixinsight. Higher full well capacity. for the AT72EDii the rings sort of want to be ~55mm apart, to fit between the retracted dew shield and the focuser. The AT80 would not fit in my little camera bag, and the additional weight/length will require a beefier mount/tripod. It is composed of 71x120s subs taken with a 2600mc Pro, AT72EDII, . -AT72EDII & ASTRO-TECH 0. Review of the Celestron NexStar Evolution 6 Updated 10/25/21. First light with AT72EDII - posted in Refractors : My AT72EDII arrived Thursday. Im well aware that a 6 mirror scope catches light fast and there is a bigger clarity and it does have its advantages, but also some cons. Add to cart. My AT72EDII arrived today - first thing I did was move the included (short) Vixen rail to the top and install a slightly longer rail on the bottom. Acquisition Data: -Winter 2023. 8 for the 62ed. The AT72EDII refractor telescope for sale now comes with split tube rings and a Vixen style dovetail, with a 1/4-20 thread adapter on the bottom, as standard equipment. On an 8″ f/10 catadioptric it yields 129x. And it looks like the 85mm rings use a hinge with a closing knob on one side. The scope has lens cover ,rings and a dovetail. This was my solution to balance the AT72EDII, an ASI183MC, field flattener, guidescope, and ASI 224MC guide camera. Chondrites (Carbonaceous) CI (Ivuna-like) CM (Mighei-like) CO (Ornans-like) CV (Vigarano-like)AZ-EQ5 or HEQ5 - posted in Mounts: Its time to finally upgrade my ancient Celestron Advanced GT mount. However, for 80mm refractors and smaller, my new favorite Grab-and-Go mount is this one, the Sky-Watcher. 00 with the dedicated FF/FR, while the RC71 is $1,698. It's pretty obvious that the Evostar 72ED lacks in the glass department compared to the AT units. for the AT72EDii the rings sort of want to be ~55mm apart, to fit between the retracted dew shield and the focuser. I have two of them and they only came with a one page pamphlet of sorts. WO Zenithstar 61 APO $478. The Astro-Tech 72mm is an excellent choice for wide-field astrophotography and observational astronomy but proves its versatility by also making a premium spotting. ), filter and lens?Page 1 of 2 - ASIAir Mini or Mini-PC for EAA? - posted in Astronomy Software & Computers: I have a similar post, but I created this one for a specific answer. net. New Scope - AT72EDII - M31 Andromeda Galaxy - A7R IV - posted in DSLR, Mirrorless & General-Purpose Digital Camera DSO Imaging: I recently bought a telescope, the AstroTech AT72EDII, with matched reducer/flattener -- both of which were used for this image. Page 2 of 4 - AT72EDII - Yes, planets are small, but spectacular - posted in Refractors : Mark, Thank you for sharing your wonderful report. Add To Cart. . Ive been getting sub arc second to 1. I use my AT72EDii visually and for EAA. The views are tack sharp and there is virtually no CA (at least to my eyes). Totals $1168, which leaves $432 for accessories. Since I intend to only use a DSLR (Pentax K3II) with this scope, I wanted a scope with low dispersion. My goals for this refractor would be: - Be able to visually observe larger objects like open star clusters, the various objects near. Page 10 of 20 - The AT72EDII is out! - posted in Refractors : What tripod did you have under the SV70 and DwarfStar? An Oben CT-2381. I cant count the number of times Ive been away from home and said I wish I had my telescope. I stacked in SIRIL, performed BE with Graxpert, and then did the processing in PI. "The primary objective of your refractor telescope is 51mm, which equates to 2 inches. Does anyone know what model this MANFRETTO is? Will it work as a light weight to-go for an ASTRONOMICS AT72EDII (apx. 8X REDUCER. Page 1 of 2 - Fluid Video Head for a Small Telescope - posted in Mounts: I am trying out a fluid video head as part of a grab-and-go set-up for my Astro-Tech AT72EDII scope. Anyone with experience with ASTRO-TECH AT72EDII REFRACTOR - posted in DSLR, Mirrorless & General-Purpose Digital Camera DSO Imaging: Hi all I am looking this the AT72EDII to use with two cameras. So even better, mainly at the edge of the field. 420mm Focal Length, f/5. Fits nicely in the toolbox with the EAF and is held solid when closed. 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. Attached Thumbnails. I purchased a 0. - posted in Refractors : Hello, I have been into astrophotography for a while now but mainly just borrowing from my Local Astronomy club. This photo take from the deck of the Cracked Pot Coffee Shop with an ASI178MC camera and AstroTech AT72EDII telescope shows the Great Orion Nebula, which is located below the sword of the Orion. What could be this thing? - posted in Refractors : I got a few hours of clear nights before the big storm arrives. for the scope so thought I would do a quick data dump here in. My guess would be that the AT70ED is going to be closer to the original AT72ED. Oakzaa, what issue are you having with the AT72EDii, specifically when trying to focus? On mine, I couldn’t get far enough ‘in’. Add To Cart. As I said these fractional advantages did not matter to me. Woodland Hills Camera & Telescopes is your source for astronomy & photography equipment. The NE quadrant shows AR13490 which is composed of seven spots. 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. Astrotech AT72EDII - posted in Beginning Deep Sky Imaging: I am very seriously considering this as my first scope. But lugging around a big, sturdy Alt-Az or equatorial mount is not an option. Now Im looking for a suitable camera, and am. metagawd and galacticinsomnia like thisUse a barlow with AT72EDII and ASI385MC? - posted in Beginning Deep Sky Imaging: Just starting in astrophotography and I want to start small. 5 that scope seems a bit slow. I use my AT72EDii visually and for EAA. Chromatic abberation isnt just about seeing false color. First, it costs way less than the RC71. That's almost $700,00 more. Posted April 16, 2020. It did make acquiring that first star easier, especially with a 1-1/4" eyepiece. At72edii with . We've helped hundreds of thousands of people pick the right telescopes or accessories since 1979. Sharpstar 61EDPH II 61 mm Astrograph Refractor OTA - $500. 9lbs so close to the official specs. Hopefully my atrf72 will ship this week. tools. Add To Cart. The AT72EDII is not part of the shipment now in Customs. ZWO EAF. 8 Reducer and it works great. WO Zenithstar 61 APO $478. Lately, the typical time through Customs and shipping to us has totaled 10 days to two weeks. Visual Grab and Go Configuration. In addition to the upgraded glass, the AT72EDII has an upgraded focuser, with a fine focus and a diagonal rotator (the same focuser as their EDT line), and unlike the AT72ED, the AT72EDII comes with split tube rings. Didn't want to go higher on exposure as this is an alt/az mount. Once they are gone, they are gone. That review was less than stellar and left me with some doubts. For example, the fully-multicoated Astro. I recently bought the AT72EDII to complement my other scopes, but Ive gotten very interested in the potential for EAA since this class scope is recommended often for this. 3d printed and designed by Spencer 3d. I want it to be as simple. is excited to provide Vermeer sales and service support for your forage equipment needs in Elko, Georgia. Yes to this. I also have an AT72EDII. The Apache case definitely gets the nod, and thanks Polyphemos for the great photos. English. This electronic focuser enables precise, dynamic focus control for planetary and deep-sky imaging. . Usual disclaimer - the. AT72ED + ATRF72 Using Spacers - posted in Equipment (No astrophotography): Im waiting on an iOptron mount for my AT72EDII, but trying to collect some accessories while they are in stock. Our non-commissioned, brand agnostic, product advisors tailor recommendations to meet your needs! High Point Scientific is a leading retailer of quality telescopes and accessories for beginner, intermediate, and advanced astronomers alike. Cool down is faster, focus is tighter and easier, no mirror flop, and the EAA views are nearly always sharper than with my SCTs. Not a huge difference. Loc: Clinton, TN. I had the AT72EDII mounted on my SkyGuider Pro, so subs were all unguided, and I used an ASI2600 for imaging. The install was not seamless as the bracket holes simply did not match up anywhere on my refractor, some MacGyvering later I got it to function quite well. Looking for a multitasking scope that’s as good for viewing as for imaging? The Sky-Watcher Evostar 72ED DS-Pro refractor telescope is a good bet. Questions that I have. This bracket is designed to work with C8, C9, C11 and C14 the Celestron SCT scopes. Here's some captures using a FMA180 and 294MC 57Cyg area. At Astronomics, we have that experience - a staff total of over 160 years of experience using and selling telescopes. almost apo-like (at the very least, comparable to my. FPL-53 in the AT71EDII I believe). 4. 9) with the built-in FR/FF. The AT152EDT is an extension of the incredibly well received EDT series from Astro-Tech. 8X REDUCER. I think I'll combine a couple of your suggestions for my AT72EDII carry solution. Wrapping up the top 10 are the 14″ Celestron Edge HD telescope, the Celestron Rowe-Ackermann Schmidt Astrograph (RASA) 11” and 8”, the Astro-Tech AT72EDII apochromatic doublet refractor, and the Takahashi Epsilon 130D. We don't expect the scopes until October. AT72EDII and T2i. 4 o TFoV of the scope, but I spend a lot of time around 5 o. Itll complement my XT8 Classic, just looking for opinions. An AT72EDII with an EAF won't fit in storage case - posted in Experienced Deep Sky Imaging: Folks, I recently got an AT72EDII and want to put a ZWO EAF on it. Waited for about a week for the clouds to clear and gave it a shot. The focuser is butter smooth and easily held my ASI1600mm-C camera. Im thinking something in the 50-80mm range for a refractor and the further under $1000 the better. . Also a 2 inch to 1. m16, 79 frames of 16s . . She bought a 200-500mm Nikon, and I bought an AT72EDii. Top. We've helped hundreds of thousands of people pick the right telescopes or accessories since 1979. AT72EDII - First Light - posted in Refractors : Finally got some clear skies and able to get the new AstroTech refractor out (here) *Quick note - if this belongs in Beginning AP forum I apologize. 2）With OAG-L: This method is quite similar to Solution #2 → 2), so we do not go into details here. Perhaps an AT72EDII or the equivalent Skywatcher. Having so many clear nights in a row has given me an appreciation for having my mount always set. The new AT125EDL has upgraded the ED element to FCD-100 with a Lathanum mating element. Maybe I need to stop thinking and just have Losmandy take my money but I would like thoughts from others more experienced at this than me. For my grab-and-go AT72EDII rig I use a Leofoto Ranger LS-365CEX carbon fiber tripod. Fpl-53 glass, 2 speed r&p, rings and dovetail bar. AT72EDII - First Light - posted in Refractors : Finally got some clear skies and able to get the new AstroTech refractor out (here) *Quick note - if this belongs in Beginning AP forum I apologize. Field flattener for AT72EDII - posted in Refractors : I picked up an AT72EDII last year but never really used it much until this year. I was all excited to put it on my Star Adventurer mount but then realized that the. I want something optically much cleaner than my Orion ST80 that will easily work on my Porta II mount. Page 1 of 6 - Choosing between Astro-tech AT80ED and AT92 - posted in Refractors : Greetings, Friends, I am planning to purchase a refractor in the coming weeks. 25" Naglers if you prefer a wider AFoV. Taken: 20231106-08 Scope: AT72EDii Camera: ASI533MCpro Guide. The handle will help making set up much easier as you have a solid part to. The focuser can rotate as well to help you get the perfect framing. Telescope is Astro-Tech AT72EDii with AT2FF field flattener, camera is Olympus OMD E-M1mkii with exposure of 30secs @ iso 800. My experience with astrophotography comes from the analog era, the middle ages. Buy telescopes and telescope accessories at Astronomics. AT130EDT. But this review is based on both visual and AP so I thought I would start here. Although at any given magnification, the image in the 80mm will be about 23% brighter with about 11% better resolution. ( 540nm ) I could see two active regions on the photosphere today. 00. Price is good, but at f6. Imaging Train Help - posted in Beginning Deep Sky Imaging: Hey all, I am a newcomer to astrophotography and recently purchased a dedicated astro camera (QHY183C) and a scope (AT72EDII). Visual Grab and Go Configuration. First light with AT72EDII - posted in Electronically Assisted Astronomy (No Post-Processing): I recently upgraded my wide field telescope to an Astro-Tech AT72EDII with a . SVBONY 220 2" filter. Indeed there are more than 4 solutions in total, but these are what we most recommend. Longer 8" dovetail plate - the scope tends to be back heavy for most mounts without a longer mounting plate. I have an Apetura 72 that I adore. Wanted to share a quick video of the Astro-Tech AT72EDII By the way time of this video I was on pain killers due to me messing up my back, so that's why I li. Posted 17 July 2020 - 09:32 AM. Ive owned a couple of AT80EDs, and theyve been excellent AP telescopes, but I want something a bit more portable. Notice I had to raise the AT72EDII in order to clear the focus lock screw with a longer. Very best, The Astro-Tech handle is not only nice to look at, it is extremely useful as it performs double duty. I grabbed 2 hours of data on Tuesday night with the Astro Tech 72EDII and a modified Canon 450D, a very old work. 00. First images with AT72EDII + ATRF72 - posted in Refractors : My ATRF72 arrived last week and I finally had a chance to try it out with my AT72EDII this weekend. Quick rundown on how to install the William Optics Flat 73A flattener on the Astro-Tech AT72EDII refractor. Astro-Tech AT72EDII Focuser Drawtube? - posted in Refractors : Anyone who has version two of the AT72ED (with the FPL-53), does the focuser drawtube have any kind of threaded connection? I notice in the pictures that there is a knurled ring (red in color) that sits close to the end of the drawtube that MIGHT be a threaded disconnect for the 2. 00. Or, go ahead and get the upgrade done. 3. I think the dust mainly happens during shipping. Posted 13 September 2019 - 08:44 PM. Usually, that box has a crooked shape, which is showing the tilt. The AT72EDII is an air-spaced doublet refractor with an FPL-53 element. Great accessory for the AT60ED if you're looking to attach a viewfinder, finder. I have read the beginners guide to buy a telescope for visual astronomy and, since I don't want a heavy and bulky dobsonian, I am in doubt between the two other proposed options: The Astro-Tech AT72EDII or the Celestron NexStar 5SE . 2) find the "analysis" menu and select the "analyze tilt" option. The telescope end fits into a 2-inch adapter just like an eyepiece. Reviews. Astro-Tech AT72EDII Refractor OTA FPL-53 f/6 $469. I had to swap out the mounting rail for a longer one. Yes, from the USA you'll have to send your mount "across the pond" and spend $400 or so to get it upgraded. The new visual back was about 12mm shorter than the rotator. SW GTI-AZ mount in EQ mode. AT72EDII + ASI2600MM - posted in Refractors : While waiting for the SVX140T to arrive, Im imaging with my AT72EDII + ASI2600MM along with the Aptura 1x adjustable flattener. This is the Whirlpool Galaxy, also known as Messier 51, and NGC 5194, a grand-design spiral. The SV70 was a slight overload. In a word - fantastic. Yes, the distance from the prism to both sensors has to be equal in order to achieve focus with the guide camera. Longer 8" dovetail plate - the scope tends to be back heavy for most mounts without a longer mounting plate. I took my AT72EDII on a cruise ship around Baja California and it performed wonderfully. 3) this will display a screen shot of your frame with the tilt shown as a box overlaid on your image. Start following SamMobile on Google News now! Samsung has released a new software update to the Galaxy A72. I also bought a StellarVue low profile finder base that will fit the above finder, but it came with the wrong sized screws for this scope, and I have not yet bought proper sized screws. I spent an hour and a half in near-freezing temps playing with various eyepieces. If you want automated focusing - what is available for each of the scopes. While this Astro-Tech #ATR8 0. S. 4) work methodically to adjust the screws on your camera's tilt plate, and repeat the above procedure. The new AT125EDL has upgraded the ED element to FCD-100 with a Lathanum mating element. 00. The AT90CFT 90mm f/6 triplet apo is a very compact refractor for the serious observer and traveler. 95. If you have friends and family that want the discount, all they need to do is sign up for Cloudy Nights as well. The telescopes I listed above are literally better than the Evostar in every single regard. . Includes a 10:1 Crayford precision focuser, V series dovetail, a retractable dew shield, and hard carry case. Fpl-53 glass, 2 speed r&p, rings and dovetail. 95. The Doublet APO design of this refracting telescope means that users are treated to APO color correction and crisp images! Whether you want to use this telescope for visual observations or astrophotography, this 72mm refractor. Can someone recommend good in stock alternatives for this F6 refractor and maybe at 3 different price points? I plan to primarily do visual. 25 diagonal or using ZWO cameras directly. AstroTech AT72EDII and accessories. Sorry for the file size. The Astro-Tech ATRF72 reducer/flattener threads on the 72EDII focusers. 8x reducer made for this scope. It’s clear that Celestron has established itself as a leader in the telescope field! Conclusion and Discussion Posted 28 April 2021 - 03:20 PM. Sharpstar 400F5. IMHO the ATRF72 is threaded and fits scopes like the at72edii which you can unscrew the 2-inch adapter and screw in the atrf72. It is CNC milled from an aircraft graded aluminum block. Astro-Tech AT72EDII Refractor OTA FPL-53 f/6 $469. I use my AT60ED with eye pieces up through 40mm in order to reach the max 7. But that will give me time to figure out how to complete my first rig. With a red dot it's pretty straight forward. Camera is Pentax K3II, image is cropped for composition. Show More. Sky-Watcher Evostar 72ED DS-Pro refractor telescope review - BBC Sky at Night Magazine. Reviews. 00. Posted 28 April 2021 - 03:20 PM. I am also including a full visual observing package: Astro-Tech 1. $29. Focal length of scope is 430mm so 14mm eyepiece gives 31x magnification. Only difference I see is the trim color. Its much better than no flattener, but still isnt perfect in the corners. After discovering that the AT72EDII seems to have the same M63 focuser drawtube thread as the Z73 I was thinking hard about going with a WO Flat73a instead (wider field, possibly better performance but hard to be sure) but in the end decided to stay with a 2" barrel flattener/reducer instead. Choices. Hello, I am trying to install an auto-focuser on my AT72edii, and I can't seem to remove the screws that hold the coarse focus knob. I've owned the AT72EDII and a couple of SkyWatcher 120EDs, but not the SW 72ED. The ED80T CF apo refractor is a versatile power performer telescope well-suited for multiple applications. Color correction is really good, not AP Stowaway good but noticeably better than the 60ED, 72EDii, AT102ED and AT102EDL doublets I. 8 apochromatic doublet optics. This mount seems to require the scope to be mounted on the left side with the scopes objective pointing in the 1 oclock position. Page 5 of 6 - Manual Alt-Az Mounts - Show us What You Have. That 2lbs and 50% extra length made a huge difference for me in portability and grab and go usage. You cannot rotate the focuser, there is no threaded connection, the focuser is not great without modifications, and the colour correction is poor for an ED doublet. AT70ED, AT80ED) without the. g. 8x Reducer/Field Flattener for F/6 Refractors - Orion 8894 0. What is really weird though is that there is no way within the app itself to "Save exactly as seen". Just throwing that out there as an idea on what. I still haven't done a side by side but I have had them out on consecutive. Regarding 0. Other. Hi, Up for sale is my like new AT72EDII with the FPL-53 glass! This scope is a worthy and super portable successor to the original AT72. Had gain at 535 and exposure 20 seconds. 8x FF/FR would work with that camera and scope. For around $300, you get a 70mm aperture, 420mm focal length, f/6 scope with fully multi-coated doublet optics and ED glass!Apertura's attractive refracting telescope has an aperture of 72mm, a focal length of 430mm, and a focal ratio of f/6. You get a 2" Rack and Pinion focuser with a microfine 11:1 fine-focusing ratio finished in our Aston Martin Grey trim.