are plossl eyepieces good

The view being presented to your eye in a low power eyepiece minimizes everything from optical aberrations in the telescope, to distortions from thermals or atmospheric conditions. As you saw in the article, they eyepieces that would be best for you, or your child, is based on your budget and what your goals are. A zoom eyepiece works like the zoom lens on a camera. Also work very well with my binoculars that have removable focal reducers built into. I havent been into the hobby for long but my experience is in line with whats been said. The big problem with Plssls is that the eye relief is about 0.75 times the focal length. NEW. Plossls and Kellners, like other simple eyepiece designs, have moderate fields of view and tend to have short eye relief as you scale them down to shorter focal lengths. Differences and Similarities. If we want to get VERY specific to a combination then inherent aberrations of this scope and that eyepiece could produce a unique result. In High School, they told me that F=MA In college I learned that F=dp/dt But F=MA works well enough for most situations and that is how I think of it. Another really helpful article, Ed. Eyepiece Field of View Simulator astronomy.tools Field of View Simulator Change Telescope Reset Change Target Add Equipment In 1849, Carl Kellner invented the Kellner eyepiece, which is essentially a Ramsden eyepiece where one lens has been replaced with an achromatic doublet made of two different types of glass. Can You See The ISS With A Telescope? Yes, eyepieces is a large and complex topic. The bottom line is that it is best to have several magnification choices so you can optimize the view. Why not go back to the people who sold you the scope and get their help. How does that field of view impact the viewing experience? It was grueling, because I couldnt even get the entire field of viewI had to keep my eye hovering above the exit pupil. Some of these series also offer 2 eyepieces for telescopes that can accept 2 eyepieces. And, the quality of the eyepiece clearly comes into play here. Plossl eyepieces are great. For modern eyepieces, the differences between Plossl and Super Plossl is going to depend on the manufacturer. A Plossl eyepiece has a field of view thats very wide, so if youre looking at the full moon or some other object in space with it, chances are youll see the entire thing. Again, this is more noticeable in lower focal ratio scopes. I wants to install one in house(fixed place) another I need movable. Rating (max 5): Very often, those eyepieces will be in the outdated 0.965 format rather than the modern 1.25 or 2 diameter barrel format. Plossl eyepieces have a wider field of view that can go from 50 to 56 degrees. 30 = 60 = 1.3 So, even if you have a Maksutov-Cassegrain scope, you should get a good experience from this eyepiece. For me personally, even though I don't use glasses to observe, I still don't want to dig out the view through a plossl or ortho eyepiece which tend to have short eye relief. Focal length telescope / focal length eyepiece = magnification or power. This will give you a maximum target for planning purposes. 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. They have decent eye relief and little curvature of field. As you learn more about astronomy and you gain more experience with time, you may want to move to Plossls or even higher-quality eyepieces. Take the AFOV of the eyepiece (provided by the mfg) in your case 82 degrees Free shipping for many products! Something in the 30 to 38 mm range with a 65 to 70 degree AFOV. They also improve a bit when it comes to eye relief. Kellner and Plossl- both are two different types of eyepieces for telescopes. Since it's such a popular eyepiece and allows for quality, planet-viewing, that makes it a great instrument for attracting newcomers to the hobby, especially children. It also gives the widest possible exit pupil in my dob and SCT, very handy when using nebula filters. You are looking through a LOT of atmosphere which distorts the image. Customer reviews Average Rating (16 Reviews): Write a Review and share your opinions! If your focuser/diagonal will accept 2 eyepieces, then I will suggest you get one or two 2 eyepieces for your low power wide view eyepieces. Its quite long but that is what we are aiming for and hopefully, it was useful to you. Despite this, I also have some Plossls which are indispensable. This is the link to the eyepiece I am looking at potentially buying, would you recommend this over the Orion one or vice versa do you think? Comparing to Plossl eyepieces, Super Plossl is somewhat better for astronomy. On the inside, they are exactly the same design. Other than the limited AFOV, which you are apparently fine with, and limited eye relief in the shorter focal lengths there is certainly no reason not to choose Plssls. With a refractor, SCT or MCT, it is usually better to get a correct image diagonal than a correcting eyepiece. The only reason it's in this list because of its price and a long focal point. However, I have eyepieces that have larger exit pupils than 7 mm and they work well. Your eyepieces do not need to be the same brand as your telescope. https://telescopicwatch.com/best-barlow-lens-and-how-to/, Celestron 8-24 Zoom Review Compared with a zoomable telescope eyepiece, they are pretty much the same in terms of the quality of the image. document.getElementById( "ak_js_1" ).setAttribute( "value", ( new Date() ).getTime() ); Since 2011, we've published astronomy related content and reviews to help guide the community better. So your 600 mm example (f/6) becomes, in effect, an 1800 mm focal length, f/18 but it does not change the focal length of the eyepiece. ORION SIRIUS PLOSSL 10mm telescope eyepiece 1.25" - $17.01. However, some eyepieces have an eye relief as short as 5 mm. The sharp/crisp view you get from your 40mm Plossl comes down to the relatively low magnification it provides. Most likely it will be used as a loaner eyepiece to go with one of my two loaner telescopes. You can buy eyepieces specifically focused on a particular scope or you can buy eyepieces that you expect to use with this and all future scopes. The stock 9 and 15mm Omnis were very good. Of course, for the cost of the two Plossls, you could justify having them as spares or outreach EPs. For visual use, 1.5X, 2X, 2.5X, and 3X Barlow lenses are common. I purchased the Celestron Starsense 102mm refractor, focal length 660mm, stated highest useful magnification is 240x; it should arrive in about 2 weeks. Though not the Meade. Also, children do not often have highly developed motor skillsso I would avoid the frustration of switching out eyepieces, and consider a zoom lens. These Astromania Plossl eyepieces provide a good way to do exactly that without breaking the bank, and this is what I love about them: they're an affordable way to significantly upgrade your telescopes. The magnification and field of view is the same as a 10 mm eyepiece (AFoV being unchanged) in a 600 mm telescope but the eye relief is that of a 30 mm eyepiece. Hello sir, thanks for your article its realy helpful. Omni 40mm Eyepiece - 1.25" Learn More. This series of eyepieces may provide better value in this price range. Some include: Parks Gold Series, Celestron Ultima's, Meade Series 4000 Super Plssls (depending on year / origin / style) and a few others that I don't remember. All are good eyepieces and diagonals, and would be excellent for star party use. Many compare these favorably to eyepieces that are much higher priced. But you may only be able to achieve that rarely. To achieve six magnifications, you can have six eyepieces. You can read a thorough review of Goldline eyepieces here. I really enjoy usingPlssls. They can be recognized by a thin gold line just below the eye cup. Depending on how fussy you are about having a completely clean image across the visual field, if you have a lower focal ratio scope you will want to look for eyepieces with a reputation for being better corrected in low focal ratio scopes. It is all about your budget, your goals, and your objectives, as outlined in the article. Learn more about our story and the team behind the scene. Not perfect to the edge but better than the Bresser, in my opinion. (often referred to as Pseudo Masuyama). 8.8 = 240 = .34 High-quality Plssl eyepieces provide high contrast and sharpness across the entire field of view. Do I need an adapter if my scope has a Plossl lens? I havent addressed .965 eyepieces in the recommendations. It costs three to four times as much as the Celestron Zoom, but if you have the budget, this is the one to get. Do you think it would be sensible for me to look at getting a higher magnification specific eyepiece? I couldnt find any suggestions on your site about diagonal recommendations. For it's cost, a 32mm Plssl eyepiece is hard to beat. The TFOV will be as wide as your 40mm Plssl, but with greater magnification and a slightly darker sky background. document.getElementById( "ak_js_1" ).setAttribute( "value", ( new Date() ).getTime() ); Our team of experts has reviewed and ranked 180+ telescopes based on price and quality. did i pass? Offered in both 2 and 1.25, these are excellent eyepieces. It costs a lot to get that last 10% of performance. The Big Bang Optics is a participant in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for sites to earn advertising fees by advertising and linking to Amazon.com. One more thing if you havent purchased a telescope yet, I would recommend a tabletop version, since they are easier for kids to move than the fiddley ones with spindly legs and complicated dials. The one exception I would keep in mind would be when working with Newtonian reflector telescopes below F5. One of the main drawbacks of this eyepiece, though, is the eye relief. You can do that by using this long focal length eyepiece. I guess my curiosity is mostly about the diagonal. You will see these under many brands, including Orion, Celestron, GSO, and others. While I also have the Baader Hyperion Zoom, mentioned later, I continue to make use of the Celestron, especially in my smaller scopes. I have an SCT and my eyepiece case only hasPlssls (and one Ortho) in it. Many Kellners are made with field stops opened up to 50 degrees, in which case it can truly compare to a Plossl in any telescope with a focal ratio of f/6 or slower. Im also uncertain about what to expect from an additional investment? I can say that most of my plossls have been replaced by other eyepieces for various reasons. The "sharpness" you are seeing may well be better explained by the focal length of the ep than the quality of Plossls in general. Plossl against Kellner eyepieces in a previous article, 5 Budget Telescopes That Are Sneakily Powerful. Nothing will stop you from trying to go higher, but in all likelihood, the image will be poor and not worth the cost of eyepieces to achieve it. This four-element Plssl design is the most popular eyepiece optical design that gives you excellent image quality, good eye relief, and a 50 to 56 degrees apparent field of view. Cheap to try, and if you don't like it, easy enough to sell also. But the longer FL units are certainly useful. If you just want a quick answer, skip to the conclusion at the end of the article. I loved my Baader Mark-IV 8mm-24mm Zoom+Barlow combo in my 8" EdgeHD. Under my sky it was rare that I would be able to get over 225X and still maintain a good quality image, except on the Moon. I really like the simplicity and compactness of these simpler designs (ie: Plssls, Orthos, Kellners, etc). One of the TMB Planetary eyepieces are extremely nice for 50. Many approach the quality of the premium brands. We will now discuss the specifications of eye relief and apparent field of view. > Click here to jump to the Best Eyepieces section. If you are a glasses wearer and plan to keep your glasses on while you are observing, then you will likely want eyepieces with at least 17 mm of eye relief, and some glasses wearers prefer at least 20 mm. This saves money and helps you shop in an organized manner. I had one and sold it. Kellners can be as little as half the price of a Plossl in the same focal length, but they are generally very comparable, especially in recent years as telescope prices have fluctuated in response to changing supply chains and demand. Their eye relief is limited to about 70-80% of their focal length. We often end up spending more on eyepieces than we did on the telescope. If you are just testing the waters or on a tight budget, get the Celestron, which is still pretty good. But the one I am recommending here is the Tele Vue Nagler series. Was $38.99 - $99.99 Now $31.19 - $84.99 Compare Orion Edge-On Planetary 1.25" Eyepieces The design uses a planoconvex, two cemented-element eye lens and a large convex field lens. The Plossl optical design is very good for long and medium focal length eyepieces, delivering a sharp, flat field and an apochromatic image. The BHZ 2 Adapter has threads on it so you can attach filters to it allowing you to use 2 filters with the zoom. And I am a visually observing focused person. It is pretty much worth it for everyone that has a telescope with a 1.25 inch focuser to have a 32mm Plssl. Excellent article, thank you very much for taking the time to publish it. By default, expect a 40-degree field of view in a Kellner and a 50-52 degree field of view in a Plossl. The difference isnt that severe, and I often track more often than is strictly necessary to keep the object centered anyway. Plossl eyepiece is one of the reasonable options when it comes to telescope eyepieces for stargazing or astronomy. I think some of these kits even include 4mm eyepieces, and thats ridiculous! And remember, when all else fails, read the instructions. This general purpose design gives good colour correction and an adequate feld of view at reasonable cost and they are often bundled with new telescopes. Some brands will add better lens coating, darker edges, or a higher quality case to their Super Plossl products, but strictly for performance, there isnt a difference between the two. This wider field of view will make it easier to find your targets, allow you to view larger deep-sky objects, and provide a more immersive experience for everything that you view. Celestron's 4-element Plossl eyepiece features include blackened lens edges to minimize internal reflection and maximize contrast, fully multi-coated optics for maximum light transmission. Good value. I've got a one-off plossl like that in my kit that I'll probably never sell, (aside from my 5 element ones) and it's one that is rarely seen. Again, it only costs $30 to $40 to find out, so the education is not that expensive. There is one aspect in which a Kellner can actually outperform a Plossl: eye relief. 4mm Eyepiece vs 20mm Eyepiece. Thanks in advance I really appreciate it! Worth it is a tough question to answer. Come join the newest, most engaging and inclusive astronomy forum geared for beginners and advanced telescope users, astrophotography devotees, plus check out our "Astro" goods vendors. Worth is a subjective evaluation, so here is my subjective input: 1. 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. https://telescopicwatch.com/best-telescope-mounts-for-astrophotography/, https://telescopicwatch.com/best-astrophotography-telescopes/, https://telescopicwatch.com/best-barlow-lens-and-how-to/, https://telescopicwatch.com/celestron-8-24mm-zoom-eyepiece-review/, https://www.amazon.com/Orion-8879-1-25-Inch-Enhanced-Telescope/dp/B000BMPBLK/ref=sr_1_8?crid=3KKUJRXYYN7DI&dchild=1&keywords=telescope+diagonal+1.25&qid=1610887695&sprefix=telescope+diagonal%2Caps%2C512&sr=8-8, https://telescopicwatch.com/orion-skyquest-xt8-intelliscope-review/, https://www.rothervalleyoptics.co.uk/baader-hyperion-mark-iv-8-24mm-universal-zoom-eyepiece.html, https://www.amazon.com/s?k=Orion+Q70&ref=nb_sb_noss_2, https://telescopicwatch.com/best-telescope-eyepieces/, https://www.amazon.com/Orion-8829-Wide-Field-Telescope-Eyepiece/dp/B000M89H7C/ref=sr_1_2?dchild=1&keywords=Orion+Q70&qid=1606584502&sr=8-2, https://www.amazon.com/Explore-Scientific-68%C2%B0-40mm-Eyepiece/dp/B007LMG3F6/ref=sr_1_1?dchild=1&keywords=explore+scientific+68&qid=1606584676&sr=8-1.

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