The 9mm Optimus was tack-sharp across the 100 FOV. Cons: Heavy and 2-inch only; shorter eye relief. Even if they arent perfectly sharp to the absolute edge Im sure theyll be fine for most of the usable viewing range which should be good. The A-T 28UWA/StellarVue 82 and APM 30UFF has already been mentioned in this thread. Going Wide: Nine 82-Degree Eyepieces Compared - AstroGear Today Cons: Soft off-axis star images. Like twins separated at birth, Meades MWA (Mega Wide Angle) looks nearly identical to the Omegon Panorama2. My bad experience with the 14 Meade put a bad taste in my mouth so I stuck to the big series 4000 version, and never gave the 5000s and axiom LX much thought even when I had access to try them whenever I wanted . Certainly a keeper. I test ZWOs new ASIAir Mini. Have fun experimenting! This is a great moderate power wide field eyepiece for viewing all kinds of deep sky objects, the moon and planets. I think you got a nice deal on those eyepieces and I bet they work just fine. The focal length choices seems a bit odd to me: 28mm, 16mm, 7mm and 4mm, but perhaps more focal lengths will fill in the gaps later. However, the Omegon and Meade both have apparent fields closer to 90 as I measured it. The contrast is good and the view is clear from edge to edge. Maybe Vic star tests these though! Though more costly, the Stellarvue Optimus also stood out for price vs. performance in a full 100 eyepiece. Edited by Jim7728, 08 October 2014 - 01:32 PM. Like the Ethos, it can be used as either a 2-inch or 1.25-inch eyepiece. Add 1/8" if rolled up. Edit: For clarification, I am referring to the apparent field of view of eyepieces, not the true field of view. Eye relief is a very long 20mm. At NEAF, I purchased the 16mm UWA from Stellarvue for $95. Top 100 Worldwide. Do you search for top universities and information on admission requirements, language certificates (TOEFL/IELTS) and application deadlines? I find that the longer the focal length of the scope, the more I wanted wider apparent fields. And it is just for 2-inch focusers and so requires 2-inch filters. Several functions may not work. So that this makes sense - take your 30mm SuperView, focus on a nice cluster of stars (M45 akaPleiades is a great one). Click here to create one. This is a superb eyepiece for the money, with the bonus of argon-filled waterproof construction to keep moisture from penetrating and fogging the eyepiece on humid nights. I find that I can use nearly the entire field of an 82 eyepiece for observing an object but the wider field of a 100 or 110 eyepiece does not add much to the field useful for observing the planets and double stars. I've had both and they are excellent (and same price)! I doubt Vic Maris will reveal who his OEM is. As objects get smaller, and magnification gets higher, I think I appreciate a view that is tightened up a bit. Despite its modest price and sharp optics, I cant recommend it. (1) it seems that for observer favorite FOV is defined by nature of human eye: 120-140 deg. I present them in order of increasing price. Looks like at this time they are all available. Telescope Eyepieces Guide - High Point Scientific Below shows the 100 degree Ethos alongside the 82 degree Nagler. Never occurred to me that they might actually be the same. With a 10 inch Newtonian at an f5 focal ratio, the 50mm eyepiece you are considering will produce a 10mm exit pupil. At a measured 13mm, eye relief seems a little tight, and 1.5mm less than specified, due to the eye lens being more deeply recessed than in the others. Stellarvue 8mm UWA Ultra Wide Angle 82 degree 1.25" Eyepiece - New. Field Stop: 13.6 mm Number of Lens Elements & Groups: 7 elements Special Features: Tapered insert tube Comes with Dust Caps? FWIW I looked at the Pleiades yesterday with a 32mm Plossl, a 24mm UFF (~65 AFOV) with my XT10 which has the same focal length as your telescope. My conclusion upon testing this 100 group was that performance was more or less commensurate with price. Alan Dyer is an astrophotographer and astronomy author based in Alberta, Canada. Old, from WO. I find the Televue better, but both the ES and UWA are very close. I bought this and the 4.7mm on a whim when picking up an SV60. But the soft eyecup nicely places your eye where it needs to be with no kidney-bean blackout. It is been known for a long time that the 7mm UWAN is closer to 8mm, so maybe the previously given field stop specifications have been misrepresented so that the focal length-FOV equation should add up on paper(?). The only downside is that it's a bit bulky. Well to be honest, United Optics products tend to be quite good, whether branded as WO or SV, or something else. The Meade and Omegon represent great values. Eye relief is a good 16mm, much longer than the 10mm specified. I was surprised! Nuff said! But I still prefer the Ethos SX on Uranus and Neptune because it gives me a much longer time between nudges and that allows me to relax more when looking. 2023 Astromart.com. Introducing the new Stellarvue Ultra Wide Angle eyepiece series. All in all, exactly what you'd expect from Stellarvue: A great product at a reasonable price. Stellarvue 8mm UWA 82 degree eyepice that has never been used. This my first refractor, my first telescope with quality optics, my first telescope with a wide field of view, and my first telescope with a decent focuser (among other firsts) so I am very excited and anxious to get my hands on it. As such, the Nagler Type 6s are showing their age, as newer models of eyepieces, including Tele Vues own Delos series, provide adjustable eyecups and much longer eye relief, important for us aging observers! Although I don't believe I've tried any other the eyepieces. Edited by Alex Swartzinski, 05 March 2023 - 11:02 PM. The Explore Scientific 100 came very close to matching the top-class Tele Vue Ethos, but at a lower, though still premium price. I had the 15mm and it lasted 2 weeks in my case. When using hand driven alt-azimuth mounts this generous field will be appreciated. Here is a good listing of who actually makes applianceshttp://www.appliancehase/make.shtml. Theres a new alternative for the Celestron NexStar SE and NexStar Evolution series tripod a short, foldable tabletop tripod. Taken out of the original box for pictures only. For a lighter, lower-cost alternative, and for 1.25-inch focusers, you might wish to consider an 82 eyepiece. This grade conversion formula, together with your degree program's Academic and Examination Regulations (FPSO), is a tool to help your convert grades earned in countries other than Germany. Reducer Flatteners for other telescopes, Finderscope Eyepieces with Focusing Reticle, Barlows to double the power of your eyepieces, Stellarvue 9 mm 100-Degree 1.25/2" Optimus Eyepiece - EOP-09.0, Stellarvue 20 mm 100 Degree 2" Optimus Eyepiece - EOP-20.0, Stellarvue 3.6 mm 110-Degree 1.25/2" Optimus Eyepiece - EOP-03.6, Stellarvue 8 mm Ultra Wide Angle 1.25" Eyepiece - EUW-08.0, Stellarvue 4.7 mm 110-Degree 1.25/2" Optimus Eyepiece - EOP-04.7, Stellarvue 13.5 MM 100 Degree 1.25"/2" Optimus Eyepiece EOP 13.5. Ive never been a fan of zoom eyepieces. Very fast shipping and packaging. His website at www.amazingsky.com has galleries of his images, plus links to his product review blog posts, video tutorials, and ebooks on astrophotography. Having tried 52, 60, 70, 76 and 82, I'll stick between 70 and 82. The A-T 28UWA/StellarVue 82 and APM 30UFF has already been mentioned in this thread. Crappy skies so I havnt used them yet. Unfortunately EP focal lengths are rarely exactly accurate and in the case of the axioms they were obviously paying homage to the original 23mm axiom and 24mm was close enough to call a 23. 51,000 students. Nice wide field. With 20mm of eye relief and a large eye lens, this is a very comfortable eyepiece to look through. For starters, you can get by with your 9mm (unless you need to wear eyeglasses) and 30mm. Optical performance also proved similar, with stars in the Meade beginning to distort 60 percent out from the center and appearing fairly aberrated at the edge of field. I've been looking at purchasing some additional eyepieces from those that came with my AD8 Apertura (9mm and 30mm). Theres a new alternative for the Celestron NexStar SE and NexStar Evolution series tripod a short, foldable tabletop tripod. A great one-two punch when observing. It sounds like at $65 a piece it would be hard to do any better. Reducer Flatteners for other telescopes, Finderscope Eyepieces with Focusing Reticle, Barlows to double the power of your eyepieces, Stellarvue Ultra Wide Angle Eyepiece Set - EUW-SET, Stellarvue Optimus Eyepiece Set with Case - EOP-SET, Stellarvue 4 mm Ultra Wide Angle 1.25" Eyepiece - EUW-04.0, Stellarvue 15 mm Ultra Wide Angle 1.25" Eyepiece - EUW-15.0, Stellarvue 8 mm Ultra Wide Angle 1.25" Eyepiece - EUW-08.0. The new PWA has an improved design with a standard fold-up rubber eyecup and good eye relief. 15mm Stellarvue is identical to the 14mm ES 82, field curvature and all, as noted above. Note: For definitions of basic eyepiece characteristics mentioned below, see Ed Tings A Beginners Guide to Telescope Eyepieces. We all have different preferences for eyepieces. Bottom Line: Another fine ultra-wide eyepiece for the money. The eyepiece is turned my 115 into a whole new scope for visual observing. Bottom Line: A better bargain 82 eyepiece. Pros: Great optics; comfortable eye relief and eyecup. EPs: ES 2 . ***Apparent Field of View measured in degrees. It looks very similar to the Stellarvue 82. Bottom Line: A superb and compact top-class eyepiece. Holding your eye in the proper position is way easier. It is likely KUO like the WP Meade UWA, who also make the UWAN/PWA. I don't know how much help my opinion will be but I will certainly share what I can when I have them in front of me. Very comfortable, bright and sharp. Like the Ethos, it can be used as either a 2-inch or 1.25-inch eyepiece. The main drawback is the massive 833 gram weight, by far the highest of the 100s. Congrats! Thanks for the input, I appreciate it. A best buy. Bottom Line: The best for optics but others provide more comfortable viewing. But it just matters on if you need the eye relief or not, the AT UWA 28 would be great as well if not wearing glasses. I have a tendency to increase the apparent field as the magnification goes up so I don't have to push the dob quite as much. Can't beat it for the price, especially since the market has gone insane. Cheers. (2011) 1,348,335; (2021 est . But I don't think I would want all my eyepieces to be 100 degree. A frequent example on here is the 84 degrees of the Docter 12.5, which is a highly accessible but wide field. You sometimes feel more like you are actually there, in the view. It's the same at low power, which Ernest just pointed out. Notice how it's sharp in the center and as you get to the edge the stars grow tails? Munich, German Mnchen, city, capital of Bavaria Land (state), southern Germany. Bottom Line: Very good optics and mechanics for an excellent price. Haven't noticed these before. The eyepieces name comes from Wide-Angle Long-Eye-Relief and its Canadian designer Glen Speers. Anything is possible. It is just on the edge of being sensitive to what EP you can throw in the focuser and get good results. The 100 eyepiece tripod. 15mm Stellarvue is identical to the 14mm ES 82, field curvature and all, as noted above. Returned it. Thanks. I think the common view is that they are in the ES class performance wise. Telescope Eyepiece Kits | Shop Baader, Televue & Celestron Eyepieces I do most of my observing with 82 degree eyepieces. Stars begin to distort in the outer 25 percent of the field, so worse than the Explore Scientific and Tele Vue Ethos, but still very good, especially for the price. Bottom Line: Near-Ethos image quality for less money. But viewing with glasses on is still possible. They made their own products as well. I have the Stellarvue 15mm UWA and it needs some focal length to clean up the field as curvature starts getting beyond tolerable for my eye around the 65-70% mark in an f/7 600mm refractor. I love my 20mm 100 degree eyepiece. $65 a piece is very cheapfor these eyepieces, so you did a very good deal there. I saw clear, sharp, spacious views of Jupiter and the Moon when I first tried this eyepiece, and it also works well on double stars. Except for the Orion Lanthanum 80, all have 1.25-inch barrels and so can be used on any telescope. Which points out that the appropriate high power apparent field depends a lot on the focal length of the scope and whether the scope is tracking. I haven't used it in the field and it's pretty heavy but it's my best shot and easy access. Get a chair! Edited by David E, 08 October 2014 - 08:14 PM. I have never used any of the super mega ultra extra wide eyepieces. of Students: approx. They are still the best but are expensive. Edited by Someone4322, 06 March 2023 - 03:36 AM. Observing while seated is a much better experience. if(sWOTrackPage)sWOTrackPage(); Its smaller, lighter, and cheaper than the bigger ASIAir Plus astrophoto computer, but is it as good? If I'm pleased with the SV 28, I may just go with SVs to complete a set, we'll see. 70 is fine at low power, 78-85 fine at medium power, but I prefer 110 at high power. When using hand driven alt-azimuth mounts this generous field will be appreciated. Study in Munich: 15 Universities, 231 English programs Then MyGermanUniversity is the right place for you. The A-T is darn close, but does give more magnification and FOV. Does anyone know anything about the new Stellarvue UWA's? All important info for international students in Germany (2023/2024), 0 (90 programs for EU citizens/Non-EU), 21,000 per semester (1 program for EU citizens/Non-EU), Program Fees: 0 - 10,000 (per semester), Program Fees: 0 - 9,750 (per semester), Frankfurt School of Finance and Management, Hochschule der Bayerischen Wirtschaft (HDBW), Hochschule Fresenius - University of Applied Sciences. On the 2-inch focusers on my Newtonians I had to pull the eyepiece out a little in the draw tube to have it reach focus. For me, I love 82 degrees, it feels just right. Fancy eyepieces are expensive, simpler eyepieces can be nearly as good and much more affordable. On my f/5 to f/6 test scopes, stars started to distort 50 percent out from the center and were quite bloated at the edge, the poorest optical performance of the group, but one thats commensurate with price. In WO livery the 4mm's a nice ep for those nights that support it. The rarity and significance of O-type stars brighter than 6.55 magnitude. I've had both and they are excellent (and same price)! Note: For definitions of basic eyepiece characteristics mentioned below, see Ed Tings A Beginners Guide to Telescope Eyepieces. The LHD series includes four other focal lengths, all with 20mm eye relief, and with the 4mm, 6mm and 9mm eyepieces having 1.25-inch barrels but very tall form factors. The eye relief is comfortable but a bit tight at around 12mm. I purchased the 9mm to pair with the 20mm Optimus for my Stellarvue SVX125D refractor. But yea I mainly like using EP's in the 70 - 82o FOV range. It's all part of the marketing game. This is the original 100 eyepiece and is still the standard of excellence. Because they're Stellarvue! New from SV? (Cheaper products abound, but you never know what you'll get. The only cons I've noticed is that they are big and heavy and change the balance point for my small scope+cheap mount and like any other optical system they have to cool down to ambient temp to get the best view (which takes a few minutes). 100 degree eyepieces are quite amazing but they are also very large and can be quite heavy. Most suffer from variable plossl, svbony, SVBONY Zoom Eyepiece, Zoom eyepiece. In the refractor, though, the 4.5 Morpheus comes into its own, with plenty of drift time with a focal length over 1100mm shorter. While the rubber eyecup can fold down, it is stiff enough that it is best left up. I recently purchased the 9 mm Optimus eyepiece after my excellent experience with the 20 mm Optimus. While low cost for a 100 eyepiece, consider import fees if ordering from Europe. Are you looking for a List of Universities in Germany for International Students? In my scopes, I generally use the 3.5 mm Nagler with the 2X TV Barlow as my highest magnification. And stars are tack sharp across 95 percent of the field, flaring only slightly at the very edge. Now if you had a more expensive 30mm EP, that FOV will remain sharper to the edge. Introducing the new Stellarvue Ultra Wide Angle eyepiece series. I tested these on f/6 apo refractors and f/5 to f/6 Newtonian reflectors, concentrating on comparing on-axis and off-axis sharpness. Good correction comes with a price. The true field of view is 0.75 degrees, with an exit pupil of about 1.9 mm. Also, I view with eyeglasses because of my severe astigmatism. See William Paolinis review of all six Morpheus eyepieces here, and his full review of the Morpheus 17.5mm eyepiece here. The field is so wide it can be hard to see the edge of the field. I would target a 12mm-13mm for my first EP purchase. The rubber eyecup can be raised higher with the use of an included extension ring; a twist-up mechanism would have been preferable. Don, I know the FS size controls the AFOV, but I thought the F/L was inherent to the optical design?
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