are plossl eyepieces good

Many approach the quality of the premium brands. Outstanding job Jack. the reality is that today's eyepieces are all quite good, particulalarly in an f/10 telescope. Most telescopes come with one or two eyepieces, which gives you one or two magnification options. From planetary viewing to deep sky watching. If you are looking at eyepieces that are wider than 55 degrees AFOV, you will again need to consider looking at the better corrected, and typically more expensive, eyepieces. It costs three to four times as much as the Celestron Zoom, but if you have the budget, this is the one to get. A 6mm Plossl has a tiny eye lens. I purchased the Celestron Starsense 102mm refractor, focal length 660mm, stated highest useful magnification is 240x; it should arrive in about 2 weeks. All focal lengths offer 50 field-of-view except the 40mm which offers 42 As for tabletop scopes, dont forget that you need a table, stool, or bench to place them. Gosky Plossl 40 mm Telescope Eyepiece - 1.25inch This is probably the worst eyepiece I can recommend. Through the 32mm eyepiece, objects will look larger, and though they may have a lower surface brightness, the surface brightness of the background sky will also be lower. No other type can compare with it when it comes to that quality. Good value. A long eye relief is also important for those who wear eyeglasses at the eyepiece, whether thats a member of the general public at a star party or an astronomer with astigmatism, which, unlike near- or far-sightedness, cannot be corrected with the telescopes own focuser. short answer: yes. You can build a full set of these with good results, but be aware of eye relief, especially if you wear glasses. Find many great new & used options and get the best deals for Meade telescope maksutov eyepiece ETX-105EC Super Plossl 6.4mm 1.25" w capsule at the best online prices at eBay! Achromatic vs Apochromatic refracting telescopes. They provide a range of magnifications with one eyepiece. Understanding and using a Barlow Lens Between $100 and $250, I will call it mid-range. Plossl eyepieces have wider fields of view than Kellners. Age is not part of the equation. How you divide up your magnification range is up to you. That said, I should also tell you that not all Plossls are created equal. In the box you'll receive 5 1.25 eyepieces at following sizes, a 32 mm Plossl Eyepiece, 17 mm Plossl Eyepiece , 13 mm Plossl Eyepiece, 8 mm Plossl Eyepiece, 6 mm Plossl Eyepiece, a 2X Barlow Lens 1.25. I can recommend these with confidence. 50 150X, no Barlow They have good center sharpness but exhibit some field curvature and astigmatism. . Save my name, email, and website in this browser for the next time I comment. Even if the scope comes with the more acceptable Kelner or . 6mm Kellner eyepiece that I enjoyed a lot. However, if you want to optimize your viewing experience, youll need to invest in a better-quality eyepiece. I have had a good experience with the SVBony brand and the Agena Astro brand. Also worth mentioning i wear glasses which I will wear while observing. 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. However, some lateral color error is apparent when looking at bright subjects, such as Jupiter or Venus, against a dark sky. 32mm (20x & 40x). The field of view of the eyepiece has a few effects when it comes to actually using it in the telescope. A Barlow lens can save you money and add flexibility. Now looking for a couple of decent eyepieces. Perhaps you have read about planetary eyepieces, DSO eyepieces, and other types of specific eyepieces. This design features 4 lenses that are paired in two close-set doublets for the eye lens and the field lens. Some optics brands have taken the next step and launched some eyepieces they have labeled as Super Plossl. For astronomical observations, such as viewing craters on the moons surface from Earth, high-magnification models are preferred because they offer more detail. Omni 15mm Eyepiece - 1.25" Learn More. Here are a few types of eyepieces you may read about and their typical AFOV. Is there anyway you could include links to the eyepieces you mentioned in the last paragraph of your reply as Im totally new so worried about buying the wrong thing! Thanks so much. 4mm Eyepiece vs 20mm Eyepiece. I do not miss beating my eyelashes against a 9.7mm Meade Plossl that I used to own. Each eyepiece gives you a unique magnification based on the formula listed at the start: Why do you need more than two eyepieces? What I can say is that, in general, eyepiece characteristics are inherent to the eyepiece. The field of view of a p Plossl eyepiece is typically 60 to 120 degrees. I was looking on a OPT website and they have celestron 32mm and 15mm plossl. Kellner eyepieces were first designed by Carl Kellner in 1849. Many thanks. 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. 1.25" 6.3mm 32mm 40mm Plossl eyepiece set give you a good variation in magnification for a wide range of targets with extra sharpness and long eye relief. That is why I suggest, if you can use 2 eyepieces, you will want one or two low power wide view 2 eyepieces. 2x Barlow I took notes and now can shop with confidence Thanks all. Note to spectacle wearers: Plssl eyepieces with 15mm and longer focal lengths are good choices for spectacle wearers. Besides fov, How would you compare the optical quality of the Celestron to the Baader? It had one of the best fields, edge to edge, in my SCT that I've ever seen. Fully coated optics provide crisp and bright views of the cosmos. My 20, 26, and 32mm Plossls will probably stay around. However the package includes a 1.25 to 2 adapter so if you have a 2 focuser you can treat this like a 2 eyepiece leaving the adapter normally included with the scope for use with other 1.25 eyepieces. I dont own nor have I used it, but Orion has a very good reputation. The sharp/crisp view you get from your 40mm Plossl comes down to the relatively low magnification it provides. None of my fancy EPs have enough contrast for this application. Very worth it for me, as I like to use bino-viewers. The Japan made 16mm Meade 3000 was a very nice medium power plossl and the 40mm in that series was surprisingly nice as well. Jupiter and Saturn are low in the sky now. You can add the specialty single FL eyepieces later if you wish. Once I knew how much I liked the zoom I upgraded to the Baader Hyperion Zoom. Again, I only do this for my low power wide views. 14 = 128 = .6 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. But I have one little niggle. No surprise there. While eyepieces with relatively complex, proprietary, or bespoke designs are becoming more commonly available in the beginner price bracket, there is often good reason to choose a much simpler design. Poorly chosen eyepiece might give you poor experience and sometimes even make stargazing difficult. IF you like your Hyperions , you could get a 2 inch visual back and 2 inch diagonal / or 2 inch SCT diagonal and add the 31 or 36 Baader eyepieces in 2 inch . Thanks in advance I really appreciate it! Free shipping for many products! These companies rebranded them under their own names. Some will offer longer eye relief which can be important to eyeglass wearers. Read our full affiliate disclosure here. Apparent Field of View: This is a measure of how wide a view the eyepiece will provide as compared to alternate eyepieces. These are highly sought after ep's, and hold their value well. If you are buying your first telescope, and you are choosing between the telescope that includes a Kellner or a telescope that comes with a Plossl, with all the other specs being similar, pick the telescope thats offering you the Plossl, even if its slightly more expensive. If you are very demanding and must have the very best, this is where you want to be. There is no guarantee that you will be able to get a good image of any given target at that level of magnification on any given night. They are usable, but your eye will be extremely close to the top lens glass. Again thank you very much for all the information in the page, excellent notes. Offering a wide 43 apparent field of view, this 40mm Orion Sirius Plossl Telescope Eyepiece provides extremely sharp images of impressively high contrast. A 20mm Plssl is probably worth it, if for no other reason than to compare the views it gives to the 21mm Hyperion you have. Do you need a 10 mm planetary and a 10 mm DSO eyepiece? Then there is a pair of 32mm and 20mm TV Plossls which make my binoviewers work well with a Daystar Quark H-alpha solar filter. Excellent article, thank you very much for taking the time to publish it. If you just want eyepiece recommendations and dont care about the details, Im adding that section right below before we go into the specifications that answer the above questions and make use of the formulas. So we say that an F5 scope benefits from better corrected eyepieces more than the F10 scope. Also, as the apparent field of view gets wider, the image will require more correction. Can you help me. All of the Omni eyepieces have a 1.25" barrel size with the exception of the super low power 56 mm, which has a barrel size of 2". Comparing to Plossl, the Expanse eyepiece is a lot more expensive. Find many great new & used options and get the best deals for Meade 32mm 2" 5-element Super Plossl Wide Field Eyepiece at the best online prices at eBay! I have since moved up to a 12 Dob but I use the same eyepieces and the BH Zoom continues to be my most used. Conclusion. They are not that expensive I would pay about $100 for both eye pieces. or a Baader Classic Ortho 18mm with both a 1.5/2x Barlow and 3x Barlow. A good modern eyepiece like a BST starguider 12,8 and 5mm are excellent eyepieces. The Big Bang Optics also participates in affiliate programs with Clickbank and other sites. Of course, for the cost of the two Plossls, you could justify having them as spares or outreach EPs. Many brands of eyepieces are available, including SVBony UltraWide, Astromania UltraWide Angle, Agena Astro StarGuider Enhanced UltraWide Angle and others. In 1860, Georg Simon Plossl invented the Plossl eyepiece. Plossl eyepieces have an eye relief equal to about 80% of their focal length. I loved my Baader Mark-IV 8mm-24mm Zoom+Barlow combo in my 8" EdgeHD. I just added the 4.7 mm. Orion Q70 38 mm works well. In order to help you narrow down your choices, weve created a short guide that can help you figure out what the best viable option is. However, some eyepieces have an eye relief as short as 5 mm. All registered. This saves money and helps you shop in an organized manner. very happy. 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. Major telescope brands such as Celestron supplies Kellner eyepieces with their r least expensive telescopes and still may. You can read a thorough review of Goldline eyepieces here. Pay attention to the eye relief, especially if you will be observing with glasses. The Plossl eyepiece has 4 lenses, consisting of 2 identical double lenses. If we want to get VERY specific to a combination then inherent aberrations of this scope and that eyepiece could produce a unique result. There are certainly much better options out there but at a significant cost. that I could slide into my telescope and look at. A couple of them felt fancier, but the jump in performance was either insignificant or non-existent. These will normally be higher priced and may be outside the price range we show here. If you upgrade the telescope or add a second one, the eyepieces will work on that telescope too. Omni 40mm Eyepiece - 1.25" Learn More. It is all about your budget, your goals, and your objectives, as outlined in the article. I owned an XT8 Intelliscope which is the same optical tube on a PushTo mount. This is perfect for a 25mm Plossl (an extremely common standard) and downright luxurious with a 32mm Plossl, but when you get below about 12.5mm or 10mm, it can begin to get difficult to use. . A key thing to remember is that eyepieces are universal. I often recommend the use of a barlow to achieve the higher range of magnifications. 70 mm scope will have a max of 140X for planning purposes. For super Plossl eyepiece, the field of view is typically 40 to 60 degrees. Or, you may find that you like the 8 mm and 6 mm used with the Barlow and can avoid the expense of two eyepieces. If well made, Plossls are bright, with good contrast, and a flat field, and excellent sharpness. This will give you a lower power and a medium to high power eyepiece, depending on the focal length of your scope. The quality of a Plossl eyepiece completely depends on the brand and model, so be very careful in our selection. Are plossl eyepieces still worth it? At shorter focal lengths they have less eye relief, and at all focal lengths they have a narrower field of view, than newer types. In simple terms, high focal ratio scopes, say those over F6, tend to be less demanding on eyepieces than those below F6. I would suggest you also get a 2 low power wide view. I would expect it to be similar to the Celestron in image quality. Can you give me any specific recommendations on what to buy and from where? This is your Lexus, Acura, and Infinity types that offer more features, better build, and a bit more polish. I have a variety of eyepieces, including Explore Scientific and Meade 82 degree series so I have choices. In the case of the Celestron, you get all the focal lengths from 24 to 8mm in one eyepiece that costs $100. Note that the full moon appears to be approximately .5 degrees across, so use that as a mental reference when looking at the numbers. I like my 38/70. Lets give an example. You see the object in a wider expanse of space with more stars. no caps come in bolt case. i did buy an astro-tech 3.2 paradigm ed from a cloudynights.com forum member. did i pass? Even when I upgraded to a 6mm Goldline, I kept the Kellner around because of pretty annoying kidney-bean blackout issues on the Moon with that eyepiece. This type of design also helps provide for eye relief; its a better experience if your eyes. Yes, the wider field of view of a Plossl is very helpful, but 40 degrees of Kellners isnt a soda straw (unless you are used to looking through very wide field eyepiece. The Plossl eyepiece is a four-element design consisting of two doublets. a Celestron 8-24 Zoom with a 2x Barlow What Does It Do. If you do choose to go with a Plossl eyepiece, I highly recommend spending some extra cash to get yourself a decent good quality branded Plossl eyepiece rather than going for a cheap, generic eyepiece which is a Plossl only for the namesake. Plossls are extremely versatile and can be used for all use cases. They also offer a generous 16 mm of eye relief which is most important in the shorter focal lengths. I also really liked my E-Lux 32mm, a Kellner. 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. In this case, I am going to define this by the focuser and eyepiece size. In addition, the eyepiece would be a Huygens or Ramsden design, where two lenses made of the same type of glass could be combined to yield minimal false color fringing, as long as the focal length of the telescope remained fairly long. Why not go back to the people who sold you the scope and get their help. I found an ES 70 degree AFOV 35mm eyepiece and am wondering whether I should get this or the Orion 38 70. Which is Stronger? The third choice of eyepieces is the Orion 12 mm Sirius Super Wide Angle Correct Image Eyepiece. Your email address will not be published. These sizes have become the industrys standard sizes. Once we are done, they will make sense. 11 = 163 = .5 Using this approach, you would buy a 2X Barlow and hold off on the 4 mm and 3 mm to see if you can reach these magnifications often enough to justify buying an eyepiece. Eye Relief: This refers to how close your eye has to be to the lens in order to see the full field of view. It's no surprise that the eyepieces in our Sirius Plossl line are our best-selling telescope eyepieces. The Big Bang Optics is compensated for referring traffic and business to these companies. I am a BIG fan of zoom eyepieces, especially if you dont have many. If you are investing for the future, get the BH zoom. I have a 4 element (traditional) and a 5 element 32mm Meade, both from the same era in Japan, and the 5 element is much better by quite a bit. ORION SIRIUS PLOSSL 10mm telescope eyepiece 1.25" - $17.01. In this article, we will only focus on the differences between Plossl and Kellner eyepieces. Now, for my one or two low power eyepieces, I also like to know the field of view provided by that eyepiece. However, I have eyepieces that have larger exit pupils than 7 mm and they work well. Youd have to look into more complex designs which include a barlow lens, or simply use a longer focal length eyepiece with a quality barlow. Remember that visual and AP have very different requirements, so plan on at least two different optical tubes. They are most useful in medium and longer focal lengths for terrestrial, planetary, and lunar viewing. But the longer FL units are certainly useful. If you want to observe the fine details of a specimen, Plossl eyepiece has a higher magnification than an ocular with lower lenses. So speaking of the Barlow as if it modifies the FL of the eyepiece, while technically not correct, does provide an easier model to understand the net effect. They deliver sharp images in almost all telescopes. This was my first zoom eyepiece and the one that caused me to fall in love with zoom. Not only is it good to share the experience but you can get first-hand advice on things like diagonals and may even be able to try one in your scope to see if it makes a difference. A 32mm plossl eyepiece and a 2x barlow lens should be enough to give you a good range of eyepieces for every use case. For it's cost, a 32mm Plssl eyepiece is hard to beat. I often recommend a 32 mm Plossl as a good low power wide view eyepiece for scopes with a 1.25 focuser. Or, if you are buying from an online like Amazon, then look at the eyepieces I recommend and see if any suit your needs. I have seen elsewhere discussions about the exit pupil of eyepieces. It was named after Peter Barlow who invented it in the 1800s, so it is usually capitalized. Save my name, email, and website in this browser for the next time I comment. Every new skill takes time. This number can range from 30 degrees to 120 degrees. A standard Plossl eyepiece is typically between 20mm to 25mm but can range anywhere from 15mm up to about 40mm in diameter. Best suited for telescopes with f-ratios f6 or slower. Kellner eyepieces, on the other hand, are generally pretty close to each other in terms of quality so theres little chance you will get much variance in image definition between brands. The Regular Plossl eyepiece is made to be a basic type of scope for viewing objects that are nearbysay within two feet or so from where youre looking through it. I have not had an opportunity to test it yet but the general discussions have favorable.

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