Refractors A forum for discussing refractor telescopes. Sign up for Verge Deals to get deals on products we've tested sent to your inbox daily. Apochromatic refractors use ED extra-low-dispersion glass to enhance resolution and reduce chromatic aberration. Youll know that your reflector is properly collimated when the out-of-focus concentric rings of a bright star are perfectly aligned, one inside the other. from the mod and admin staff of Cloudy Nights. The Sky-Watcher EvoStar 80ED has been an extremely popular choice for amateur astrophotography enthusiasts for years. 14" ACF LX200 focus problems - Meade Computerized Telescopes - Cloudy Craigslist,eBay and other vintage/classic telescope ads Started by mdowns , Apr 30 2023 10:27 PM No replies to this topic #1 mdowns I did post that crap about hitting them. What I've noticed on the differences of the 1.2 Vs 1.3 was slightly more darker colors with a bit more detail's in the fainter things.Not night and day but there's a slight more crispness to the pics.especially nebulas.star clusters not a whole lot of difference but something brings out color and tendrils slightly better on the 1.3 in gas clouds.Galaxie's seem to show more definition too. The Future of Cloudy Nights - YouTube Look, losing money sucks. All of the telescopes on this list are air-spaced doublets or triplets. The advanced technical traits of a telescope are only useful if the instrument is a pleasure to operate. Recommended Field Flattener/Reducer: StarField 0.8X Reducer/Flattener. In general I really like my G11T. Click here to enter theCloudy Nightsforum pages. As an example, the William Optics RedCat 51 has a focal length of 250mm. Flat and Dark Flats can also be taken but usually you want to do these specifically before or after youve done your light images and you have not broken the image train. EVscope navigates by comparing star fields to its internal maps. My goal is for you to find an astrophotography telescope that allows you to capture sharp, colorful pictures of stars, galaxies, and nebulae in your own backyard. I'd also argue that it is more likely that someone like myself would get into EEA as an easy introduction, and then if I like it enough, get into AP later. I am not an expert astrophotographer, I am just a guy whos been able to capture some decent images with modest astrophotography equipment in my backyard. Focal Ratio: f/4.9 Glass: FPL-53 I told myself I wasn't a collector. The biggest deciding factor between the Explore Scientific ED80 and the Orion 80EDT will likely come down to the accessories included, and customer service from each company. I have not been able to achieve images of this quality using a Newtonian telescope. AstroBackyard. There are certain accessories that may not come with the telescope you are looking to purchase. But I was getting tired of looking at the same old things thru different scopes only to have them look well, just the same. Their goal is to assist amateur astronomers to find solutions with their existing equipment and to help in their purchasing decisions by presenting comprehensive and in-depth reviews of astronomical equipment and accessories. How a telescope forum feud ended with prison time - The Verge attendant problems with portability. And the fact that the court thought that highlights the problem with these types of cases.. Your phone or tablet runs the Depending on the size of your camera sensor, you may need a field flattener to achieve a flat field across the entire image. The last successful DDoS attempt was on August 30th, the day before Goodyear spoke to the FBI. I encourage anyone with a minimum of technical facility to build their own vintage solar telescope, and join with me on the sunspot counting journey. We can catch someone doing a DDoS.. I don't want to make the argument that you could just as well look at Hubble images on your pc, because you're out there, you're (or your scope) is doing 'something', but still it feels gimmicky to me. A small camera tracker such as the iOptron SkyGuider Pro is more than enough. The line about the DDoS attacks sophistication is particularly absurd, he says. Its often caused by the mirror clamps being too tight, which distorts the mirror. Honestly, I think its extreme, what happened, he says. Sharp rings inside focus, together with misty rings outside of focus, shows under-correction. 0 replies: Last by nicknacknock, Mar 16 2023 02:22 AM, 4 replies: Last by Jason B, Sep 20 2010 12:12 PM, 9 replies: Last by zrlevin, Dec 24 2009 09:58 PM, 484 replies: Last by eyeoftexas, Today, 12:29 PM, 21 replies: Last by C. 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Now, there are more astrophotography telescopes available than ever, making the search even more complex. Unfortunately, I have to state that the TEC 140 lost in the direct side-by-side chromatic aberration comparison test, otherwise the TEC is practically perfect from the optical point of view. Weight: 5.95 lbs One of the most common is its harsh sentencing rules. wires, hookups or compatibility issues. Established in the year 2000, the CloudyNights.com telescope review site is one of the most widely read resources on the Internet for the amateur astronomy community. ?its aimed at a very narrow audience perhaps for those who dont want to do the ground work and prefer shoot and snap kind of scenario,maybe for a $1000 but for half the price you get an larger aperture scope with even an DLSR camera would outperform the evescope. Here is an interesting thread on Cloudy Nights comparing the Sky-Watcher EvoStar 80Ed with a comparable option from Stellarvue. And I dont mean just iffy skies with clouds randomly passing over and confusing your guiding for a moment, but completely clouded over and offering no hope of any relief throughout the evening. This is the second in the set of reviews about my Hubble Optics 14 Dobsonian, where I relate the performance of the installed GoTo system. What seems limiting in regards with the EVscope (and Stellina) is the number of objects that can be targeted. At just over 5 lbs., and 310mm in length (retracted), this little telescope can easily fit in a backpack when traveling to a dark sky site. As to the consistency of the optics and quality control, a sample of one has little statistical validity. Canon 60Da DSLR and William Optics RedCat 51. Criterion made a similar scope. Cloudy nights isnt just a popular astrophotography forum website, its the current state of the weather in my area. Heres what others have to say about the EvoStar 80ED: Its a forgiving field of view for imaging and versatile for multiple targets in the night sky. William Optics WIFD refractors - all of them! The CF version has identical specs other than the fact that it is lighter and better at adapting to temperature. If it hasnt, you will see stars bleeding. Capable of revealing very faint The app also displays light pollution conditions on a map. check (albeit on a limited basis), Ability for scope to operate The place to discuss older telescopes. I heard back from Albion and they are going to discuss to see if it might fit their needs as a donation. Focal Length: 600mm As it is, set-up and operation are easy, making for a satisfying introduction to observing the night sky. New 70's C8 - love help with model year pretty please? Judges base jail sentences on a range defined with the United States Sentencing Guideline rubric, which calculates a number representing a crimes severity. If you dont have a tracking mount, you can observe Polaris (the Pole Star) as it hardly moves. Join our mailing list toget the latest deals and more. Not knowing whats going to happen because you have no income coming in to pay peoples salaries sucks, says Bieler. I was like, Well, theyre going to laugh at me when I tell them someone got mad on a forum and has decided to take down my website, he says now. Cloudy Nights General Astronomy Beginners Forum (No Astrophotography) CNers have asked about a donation box for Cloudy Nights over the years, so here you go. Never in a million years did I think that this venture would garner the response that it has. On August 31st, the FBI and LAPD visited Goodyears house in El Segundo, California. You currently have javascript disabled. Let's get right to it. From the Albion site the scope was donated in 1971 so it looks they were being made in the earlier 70's. Unfortunately, its kind of typical. Ekeland has represented figures like security researcher Justin Shafer and journalist Matthew Keys in cybercrime cases, and hes one of the CFAAs most outspoken critics. From what I was able to see, I conclude that the optics belongs to a Super APO class, which is highly suitable for both visual observing and astrophotography. In a sudden rage, hed spammed the site with pornography, then posted its address on a site called HackForums.net, asking for someone to attack it. The attackers may have stopped voluntarily after that, or they might have been stymied by Astronomics new defenses since Bieler had hired a cybersecurity expert to help. The Sharpstar 94EDPH turns out to be a competent instrument and a good value for its $1495 asking price. Many of these guys are heavy posters on Cloudy Nights, which can be a useful learning resource via the forums. Fully integrated package so no Refractors wont have this, so there will be fewer rings in their out-of-focus ring patterns. The compact and reliable refractors below have all proven themselves worthy of a night under the stars. Recommended Field Flattener/Reducer:Orion FF for short refractors. The first telescope on the list is responsible for my than half of the images in my photo gallery. FOVs are blocked when it drops out of warp to have a recon, then the GOTO is Well, here it is. The 42-year-old IT specialist and avid stargazer had frequented an astronomy forum called Cloudy Nights. Focal Length: 250mm With that being said, here is my advice. CloudyNights.comis dedicated to provide a forum where you can ask your questions or provide answers based on your experience, and perhaps most importantly, the site publishes reviews of astronomical scopes and equipment as written by experienced observers in the amateur astronomy community. Remember? M78 A Reflection Nebula in Orion The, Continue Reading M78 Reflection NebulaContinue, The Iris Nebula is a beautiful, blue reflection nebula in the constellation Cepheus. We used it to observe Saturn and found the Cassini Division and several moons on show. This article first appeared on Cloudy Nights Telescope Reviews, a fantastic resource for Amateur Astronomers Check it out at www.cloudynights.com At every turn these days we are seeing the impact of high quality, inexpensive electronics on our hobby. Refractors - Cloudy Nights Maybe some day Not the sensor i would say but they enlarged the image you see 4X on the screen.For some reason the images look better.Not sure if the are up scaling or what?I just see it as a better image . Virtually everyone involved in catching Goodyear seemed a little bemused by the whole saga. Focusing is easy on the EVscope and it's not like you have to do it every time. (would I told myself I wasn't a collector - Classic Telescopes - Cloudy Nights Why are refractors so popular everywhere I look even though the aperture is small? Astro-Physics 110GTX : What is your plan "B" . It is coronagraph that uses a narrow band interference filter. If the concentric rings are grouped to one side then your telescope will need adjusting. The CFAA makes that number unusually easy to inflate. I dont usually like to make a blog entry without having some new astrophotography images to show, but at this point, I felt an update was needed. The EVscope is essentially a Newtonian based camera in as much as the parabolic 4.5" F4 primary mirror focuses its image directly onto a Sony IMX224 sensor located in the position that would normally be occupied by the diagonal in a Newtonian or secondary in a Cassegrain. The main competitor Vaonis Stellina - does. Focal Ratio: f/7.5 (Court documents paint a darker picture, saying he followed up with a threatening message asking to fight one of them.) There's a box that contains the little inserts to block the disc of the sun to see the prominences, as well as rings to mount it. The cost is gas is less than shipping, and I can inspect the item before paying for it. Getting additional battery time by running in Parallel? The views from light polluted suburbia was beyond comprehension. Astrophotography for idiots Craigslist,eBay and other vintage/classic telescope ads In comparison, the RedCat 51 is faster at F/4.9, but the Z73 gives you more aperture and almost twice the reach. A LOT! The 34-year-old Computer Fraud and Abuse Act (CFAA), which tech policy expert Tim Wu has called the worst law in technology, is controversial for many reasons. I normally use my dark frames for calibration on average between 3 to 6 months. Distributed denial of service (or DDoS) attacks are one of the simplest cyberattacks:they flood a site with huge amounts of traffic until it can no longer serve pages to real users. If you are looking to get caught up to speed with the level the Astro Imaging Channel team is shooting at, watch the video above. Best budget telescopes, 2023 | BBC Sky at Night Magazine Any tutorials on how to retract the dew shield? The only knock Ive seen on the Sky-Watcher EvoStar 80ED is the quality of the focuser. in the way of the FOV, then the scope cannot see a plate to solve. I made zero income. Glass: FPL-53 This is a forgiving and convenient field of view when capturing large nebulae such as the North America Nebulaor the reflection nebulosity found within the Pleiades. Connect PHD-2 and let it guide while you try and dial in parameters to make improvements. The central bright region of the in-focus image should also show a ring around it (right). I was just pissed, he told his visitors one from the Federal Bureau of Investigation and another from the Los Angeles Police Department. The bigger question I would ask is why Orion, Skywatcher, Meade, Celestron (as well as ZWO and QHY) aren't in this market with add-ons for their much better scopes. Check that the seeing is good enough for a star test. A tracking mount is handy for keeping the test star in the field of view through the night. While I cannot speak to any long astrophotography tracking, it seemed well enough for visual and short exposure astrophotography which suits my [current] purpose. Whos Afraid of a Phantom: Istar Phantom 140mm F/6.5, that is? If excess vibration detected, the As a rule of thumb, you will need: Make sure you add these additional items (if necessary) to your overall budget before deciding on a particular scope. be viewed with the EVscope and indeed, they. All Rights Reserved, By submitting your email, you agree to our. It is an 80mm refractor based vs the EVscope's 4.5" reflector design, and seems to have a higher res sensor.. Nice shot!! Regarding the War in Ukraine Posted by cbwerner Page 1 of 689 1 2 3 Next At that price you'd expect them to have included a larger sensor. If you are consistent doing this, eventually you wind up with an extensive library of frames to use which is good for processing your images. My particular scope might be better than average (or worse), and the QC checklist from Sharpstar failed to catch the balky focuser and sagging dew cap. Goodyear professed bafflement about why theyd come, claiming that he wasnt behind the post. If I had of, I may not have considered it money well spent (but then again, that's why CN exists isn't itlol). This, to me, is a disproportionately punitive sentence, says attorney Tor Ekeland of Goodyears 26-month term. scope will drop out of EV mode. Weight: 12.6 lbs He says theres no cut-and-dried legal framework for convicting people of DDoS attacks since the crime is fairly new. Refractor Brands and How do you Rank Them ? The Phantom FCL 140-6.5 is, therefore, a great all-round refractor, and the manufacturer has promised to remedy the minor mechanical issue with the amount of grip of the rotary lock. Hed created several more accounts since then, and moderators kept banning them. looks like they had one installed there for a while. The focuser includes a thermometer to monitor the temperature while imaging. One way of combating a turned-down edge is to place a circular mask around the end of your scope, blocking off the outer few millimetres. From what I see they are still advertising an IMX224 sensor, which is just a 1.3 Mpixel sensor. Recommended Flattener/Reducer: None (Petzval Lens Design). Now, someone had taken the forum offline with a denial-of-service attack, and the evidence pointed to Goodyear. The optics are superb and are even better than the advertised 0.9 Strehl minimum guarantee. Most is from the 50s, 60s and 70s and much of it was unopened from Jaegers and Edmunds. The amount of content contained within these videos is staggering! Youre looking for the same things whether youve got a reflector or a refractor. Fully integrated package. Discussion of 25-year-old scopes still in production is OK but please dont post newer . My Favorite Video: My Imaging Breakthroughs. Over-correction is when the concentric rings inside focus are diffuse and not well defined, while those outside focus are sharply defined.
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