They are referring to how much or how little distortion is visible as you look from the center of the image out toward the edge. Hayppy that now I have more facts to put in my decision. i still use the binos. Plossl vs Super Plossl Eyepieces. Which One is Better? - Little Astronomy A Plossl eyepiece has a lens thats plano-convex, which means it is flat on one side and convex on the other. Your email address will not be published. Note to spectacle wearers: Plssl eyepieces with 15mm and longer focal lengths are good choices for spectacle wearers. I would recommend the Baader Hyperion Zoom for any telescope. This determines how much light the telescope will gather. Kellners are the other popular design for amateur stargazing, go ahead and check out that article if you want to dive deeper into the subject. A Kellner eyepiece has 1 double lens and 1 single lens. The big problem with Plssls is that the eye relief is about 0.75 times the focal length. I would wait till you get the scope and use the included eyepieces. 600 mm / 200X = 3 mm This will be the focal length of our highest power eyepiece. Between Kellners and Plossls, this means a 32mm Plossl, which maximizes the field of view in the 1.25 barrel diameter format, will show more stars than either a 32mm Kellner with the same magnification but a smaller true field of view, or a 40mm Kellner (or 40mm 1.25 Plossl, which has a 40 degree apparent field of view) with a lower magnification and the same true field of view. very happy. Aspheric eyepiece is a variation of Plossl design, it has an anti-reflection coating on the front glass surface to ensure maximum light transmission and will also provide your instrument with better quality images if you need higher magnification levels. The price can run to over $1000 per eyepiece. TeleVue Naglers, Plossl and Powermates | Astromart The length of eye relief on a Plossl eyepiece ranges from 12 millimeters (less common) all the way up to 45 millimeters with added benefits being that you dont have any issues seeing into your view. A super Plossl eyepiece is a top-performing eyepiece that can be used for a variety of tasks, from viewing objects in the distance to looking at microscopic things. 6mm Kellner eyepiece that I enjoyed a lot. It is as simple as that. If you go this route, you can always add single focal length eyepieces along the way to serve specialized purposes. Plossl eyepieces have a wider field of view that can go from 50 to 56 degrees. Orion Sirius Plossl eyepieces are ideal for any type of telescope; refractor, reflector, or catadioptic. If one Super Plossl specifies it uses a 5 lens design, then you can definitely consider it a true Super Plossl that might offer better performance, but no brand has released any of those for decades. Astrophotography with Nikon D3200: Can It Be Better? Typically, these will be 25 mm and 10 mm or something close to that. An Austrian inventor Georg Simon Plossl came up with the Plossl eyepiece design in 1860. You can do that by using this long focal length eyepiece. However, the BH Zoom is by far my most used eyepiece. Those that still come with Huygens and Ramsdens are generally cheap and low quality, since practically the only reason to use those designs in modern times is that they are extremely cheap to manufacture. Are there any good low-cost 2 EPS out there? Thanks for your comment. Omni 56mm Eyepiece - 2" Learn More. Goldline series of eyepieces provides the best value in this price range, better than Plossls. Very worth it for me, as I like to use bino-viewers. So, I am going to organize the guide around five questions and four formulas. In some cases, the eyepieces are waterproof to protect them from internal contamination caused by heavy dew conditions. Plossl eyepieces are great. Also worth mentioning i wear glasses which I will wear while observing. I am a BIG fan of zoom eyepieces, especially if you dont have many. You can read a thorough review of Goldline eyepieces here. Within the budget-friendly realm are the 6mm and 9mm Goldlines/Redlines (66-degree Ultra-Wide-Angle) for telescopes with a focal ratio of f/8 or longer, and the excellent 58-degree Planetary eyepieces, sold by a variety of sellers on Amazon and by Agena Astro, which come in a wide variety of focal lengths and are optically superb for their price. 1.25" Power mates with T ring adapter. If we look at the range I provided above, we see that we could replace several eyepieces with one zoom. I started with the Celestron zoom. . This has nothing to do with your scope or eyepiece. This doublet design has an apparent field of view of 50-degrees or wider but can suffer from short eye relief making them difficult to use for some . This may be enough for many eyeglass wearers. Combining a cheap eyepiece with a cheap barlow isn't a elegant solution. Plossl eyepieces are great. Stargazinghelp.com is a knowledge hub for professional and amateur astronomy and astrophotography enthusiasts. Plossl eyepieces have an eye relief equal to about 80% of their focal length. Such eyepieces are able to offer great performance, i.e., satisfactory degrees of deviations, to about a 50.degree field. Though not the Meade. In simple terms, high focal ratio scopes, say those over F6, tend to be less demanding on eyepieces than those below F6. The Astrovid 40X60mm Zoom Telescope Camera Lens Kit is a great choice for those looking to get a variety of lenses, at different magnifications. The Big Bang Optics is compensated for referring traffic and business to these companies. I recommend it often to beginners on a tight budget. Eyepiece Field of View Simulator astronomy.tools Field of View Simulator Change Telescope Reset Change Target Add Equipment Im fairly picky so would extend budget for better eyepieces if its worth it. Or, if you are buying from an online like Amazon, then look at the eyepieces I recommend and see if any suit your needs. Why two sizes? But will the Baader CO with 1.5-2-3x Barlows deliver a visibly sharper and more contrast view of the Moon and planets than the zoom lens with a 2x Barlow, to compensate for the zooms convenience that is the question! If I had to give them all up and keep only one eyepiece, It would be the BH Zoom. I have used both Kellner & Plossl eyepieces and a few others, and I can tell you that they all are quite different from each other in terms of the quality of the image that they produce. You noted eye relief is important for those wearing glasses. Here are a few types of eyepieces you may read about and their typical AFOV. The original Meade 5-piece Super Plossl hasnt been in production for decades and at this point is more of a collectors item than a high-performance eyepiece. Orion Sirius Plossl 10mm telescope eyepiece 1.25" in very good to excellent 185794462395 https://telescopicwatch.com/best-telescope-eyepieces/. Sometimes you want to see a wider field of view to locate an astronomical object like a nebula by using nearby stars. No results, please adjust your filters. Plossls tend to come with large, ground-standing Dobsonians, whereas youre more likely to find a Kellner sold with a tabletop Dobsonian. Telescopes Cost: Acceptable, Good, and Really Good Telescopes, Used Telescopes Buying Guide The Complete Guide, Different Types of Asteroids (C, S, and M) The Definitive Guide, Top 10 Night Sky Objects for Astronomy Beginners, Asteroid Mining Know Everything About It, German Equatorial Mounts (GEMs) Overview and Working. I was just wondering if plossls are still worth it or should get a better eyepiece in a 30mm range. There is no shortage of accessories for the Nexstar series. If you are very demanding and must have the very best, this is where you want to be. What should one opt for a 2 EP over a 1.25? Very nice article. Meade went back to the drawing board and they removed the fifth element, keeping the original Plossl design, however, they kept the Super Plossl brand and added some premium materials. There was an old Meade Super-Plossl design that used an additional lens element and could reach a wider field of view. See if you will observe with or without your glasses. If you want to observe the fine details of a specimen, Plossl eyepiece has a higher magnification than an ocular with lower lenses. So yeah, they are good.. and some are even better than others, and more collectible. A 15mm Plssl might be worth it, if you dont wear glasses. No price limit? So its best for use during duller times when there isnt much brightness visible. Pay attention to the eye relief, especially if you will be observing with glasses. In 1860, Georg Simon Plossl invented the Plossl eyepiece. PayPal, cash, bank transfer are all acceptable. Hi - I bought these from another AM'er 1 year or so back, thinking I will get into visual astro, But never found the inclination, So here it is for sale 9mm Nagler type 6 mint with box and caps,16mm Nagler type 5,optics are exc. And, in general terms, the higher the AFOV, the harder it is to make an eyepiece that will present a good image all across the field of view, which also drives up the cost. What's the difference between two Plssl eyepieces? I have to say that your questions are answered in the article. For astronomical observations, such as viewing craters on the moons surface from Earth, high-magnification models are preferred because they offer more detail. Visual astronomy is all about aperture, the more the better. I am not aware of an ES branded 70 degree series in the USA, but they do have a Bresser branded 70-degree series. It allows each eyepiece to provide two magnifications. Plossls cost a bit more than the Kellners as Plossls are expensive to manufacture because they require good optical glass and precisely matched concave and convex doublet surfaces to prevent internal reflections. Using your example: We will use a 100 mm telescope with a 600 mm focal length and Another way to look at it is that a 30 mm eyepiece in a 3X Barlow works like a 10 mm eyepiece.. Plossl vs Kellner Eyepieces: The Ultimate Comparison Again, for no other reason than to compare it to the 17mm Hyperion and draw your own conclusions about Plssls. No price limit. Omni 40mm Eyepiece - 1.25" Learn More. In that respect, they are similar to the Explore Scientific 82 degree mentioned earlier. I want these as possible as wide, magnification and astrophotography purpose. There are inexpensive adapters that will let you use standard 1.25 eyepieces in a .965 focuser/diagonal. Also, note that the pricing is based on 1.25 eyepieces. Comparing to Plossl, the Expanse eyepiece is a lot more expensive. Plossl eyepieces are often included in better telescope packages as the starter eyepieces. The 66-degree AFOV of the Gold Line series provides a 32% wider field than Plossl eyepieces. If you wish to find a short-focal length eyepiece with a longer, more comfortable eye relief, you could use a long-focus eyepiece with a separate, high-quality barlow lens (an achromatic or apochromatic fully multi-coated barlow would be necessary), or you could purchase one of the several designs incorporating a smyth/barlow lens into the eyepiece design. With a 130mm-F5 I would use a Plossl 32mm for its low-mag-wide-view. If you are new around here and you want to get started with the hobby, check out our astronomy for beginners guide or the recommended gear page. If you were considering a Meade Super Plossl, in that case just get the regular one also by Meade. And, the quality of the eyepiece clearly comes into play here. Do you have any additional comments to help me? For our experience level, would you recommend changing anything right now? Many brands of eyepieces are available, including SVBony UltraWide, Astromania UltraWide Angle, Agena Astro StarGuider Enhanced UltraWide Angle and others. Gosky Plossl 40 mm Telescope Eyepiece - 1.25inch This is probably the worst eyepiece I can recommend. Kellner Vs Plossl | What's The Difference? - Starry Nova All registered. Higher priced eyepieces usually include more elements in the optical path that are there to help reduce or eliminate aberrations that can be seen around the edges of lower cost eyepieces.