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Orthoscopic Eyepiece Vs Plossl, TV 13mm Plossl vs. Many classic designs (Huygens, Ramsden, Kellner, Orthoscopic, Plossl) are more than a Plössl eyepieces offer several advantages that make them a popular choice among amateur astronomers: Sharpness and Clarity: The symmetrical design and high-quality glass used in You'll have to cram eyepiece almost into your eye to see the image of 4mm Plossl! Getting comfortable eye relief on short focal length eyepieces needs more complex (retrofocal) design than any of old It depends on the Ortho and "Plossl" in question. I avoid Plossl eyepieces with focal lengths It was Albert Koenig who brought the two achromats together and created the basic form of what we today call "Plossl eyepiece" (USP#2,217,281 Jan. What do you think? TeleVue or Fujiyama? Or is there an even better eyepiece around? There is also Do we have a diagram from Tak showing they are a Plossl design? I see that a "store" in Japan is saying they are asymmetrical Plossl types that are orthoscopic, but the Tak Japan Some thoughts on a Plossl versus Ortho to put it in context: There are no premium plossl's but a few premium orthos. Orthoscopics have a triplet (3 element) field lens, and a convex-plano single element eye lens. Even without glasses, I found short focal-length Plossl eyepieces to be extremely uncomfortable to use. The eyepieces The authors of "Telescopes, Eyepieces, Astrographs" credit Albert Konig at Zeiss with developing the modern Plossl. Expanded Budget Eyepiece Set: Add a 30mm to 35mm Plossl and a Nagler superwide. Plõssl: Also known as symmetric eyepieces, they are composed of two achromats (crowns facing each other). How does eye-relief behave with focal length for the Abbe-Orthos? Previous threads have reported that 6 mm Lunar/Planetary Eyepiece Comparison (As Viewed in a 4” APO and a 10” Dobsonian) By: Bill. My curiosity is to know if the scheme Plossl is absent of chromatic Choosing Eyepieces for Your Telescope Opticians have been designing eyepieces for more than 300 years. I'm mainly interested in observing planets as I live in the An electronic eyepiece, also called digital eyepiece or smart eyepiece, is a type of eyepiece that incorporates digital technology—such as cameras or electronic enhancements—and may also These new premium quality orthoscopic eyepieces from Baader are a worthy replacement for their earlier Baader Genuine Orthoscopic. Plossl’s have a wider view, so have a natural advantage, while Orthoscopic Choosing the best eyepiece for you I’m frequently surprised by how many astronomers agonise over the minutiae of their new telescope’s The eyepiece is half the optics - and every telescope is only as good as its weakest link. Koenig himself called it "orthoscopic In this article, we’ll explore how eyepiece designs developed from basic Plössls to ultra-wide models, examine which specifications actually matter for real-world A Plössl eyepiece comprises four glass elements arranged as two back-to-back achromatic doublets; or, in other words, two pairs of two glass lenses. Both Just an observation, but how can anyone who is fussy enough to see on-axis differences in planet images between a functioning Plossl or Abbe orthoscopic possibly use a binoviewer? Lady Fraktor wrote: Fri Jul 02, 2021 7:20 pm Plossl eyepieces will generally work well down to f/4 but Kellner designs typically suffer at short focal lengths (f/7 and faster) and are better with longer focal That will better determine the style of eyepiece to use. I often see them being recommended on this site. Hello everyone,getting back into visual observing after more than a decade and I need to get myself some eyepieces, and I'd really appreciate some input from you all. It is for these reasons that in recent times there seems to be kind of a small anti-monster eyepiece glass movement with simple but time-proven eyepiece Plossl eyepieces used to be the gold standard for mid-tier eyepieces. TV Plossl has 8mm eye relief vs 10mm in BCO. What brand of eyepieces do you currently have? Complete guide to Telescope Eyepiece Sizes (Full Guide). They offer a high degree of sharpness in the centre as I am upgrading to a good quality ortho for planets and double stars. Telescope Eyepiece Types Explained: From Plossl to Nagler, 12 Optical Designs Eyepiece types, meaning the eyepiece optical design itself, is rarely discussed when people are talking eyepieces. TV 13mm Nagler T6 Having recently added a 13T6 into the stall, I realized I now have the perfect opportunity to do what I have always wanted to do – compare two Plossl has better overall correction, setting quality standards for conventional eyepieces. Orthoscopic and Plossl oculars are the most popular four element designs, while wide view Erfle type oculars use five elements. Orthoscopic (Abbe) usually has somewhat smaller field than Plossl, not due to inherently inferior field definition, OK, just checked specs for the 11mm TV Plossl and the 10mm BCO on AgenaAstro wepage. 6” Solar Telescope) 01/24/2012 By: Bill. However, the Plossl has two groups of two An embarrassingly fundamental question I know, but what is the difference between a Plossl eyepiece and a 'normal' eyepiece (if there is such a thing!) As most of you know that read my posts im into buying more eyepieces. It has a 50 These premium-quality orthoscopic eyepieces from Baader are a worthy replacement for their earlier Baader Genuine Orthoscopic eyepieces. 4” Achromatic / 1. The ZAO-IIs do well in very fast scopes. This design is no different in configuration than another patented Koenig design (same Plossl's incorporate at least 4 optical elements. 25" eyepieces at 15mm, such as this Apertura or this Agena that boast a 70 degree Excellent point - I'd forgotten about the eye-relief scaling like focal length for Plossls. The Televue Plossl (more recent, patented design) is the best-corrected Plossl I've used in a fast A similar mutiny happened in amateur astronomy about a decade back, with many people coming to regard the type of complex, multi-element eyepiece pioneered by Al Nagler as inferior in sharpness Plšssl eyepieces typically offer a superior field of view to the orthoscopic: variants can reach a 50° apparent field of view and eye relief of about 20mm (at ƒe = 28mm). The combination of high-quality optics and accessible prices Discover the world of Plossl eyepieces with Talking Astronomie! Our guide covers everything from the basics of Plossl eyepieces to the best ones to use for observing planets, However, in looking at eyepieces I have also seen "Super Wide Angle" angle 1. At the very center of the field, STF 2696 appeared to be equally sharp in both eyepieces. The combination of high-quality optics and accessible prices have made them the favorite design for Plossl telescope eyepieces are the most popular type of eyepiece on the market. Has anyone experienced viewing planets through a plossl and The Starbase achromat and the eyepiece series are apparently both made by the Kubota Optical Corporation in Hanamaki, Japan. Abbey Orthoscopic phase II-University Optics Super 24-26 mm Eyepiece Comparison (As Viewed in: 10” Dob / 4” APO / 2. Common Telescope Eyepiece Designs (Including the Brandon, Erfle, Huyghens, Kellner, Konig, Modified Achromat, Monocentric, Orthoscopic, Plossl, Ramsden, RKE, Tele Vue/Nagler and TMB Telescope Eyepiece Recommendations Budget Eyepiece Set: 25mm, 12mm, 7mm Plossls with a 2X Barlow lens. The plossl design is a very well designed eyepiece, I would highly recommend them if you are using a Well regarded for its correction, Abbe orthoscopic eyepiece is usually tought of as confined to somewhat smaller fields. Astronomers and companies have come up with dozens of different designs and types of eyepieces to meet different Plšssl eyepieces typically offer a superior field of view to the orthoscopic: variants can reach a 50° apparent field of view and eye relief of about 20mm (at ƒe = The TV Plossl will have the same central sharpness as the orthoscopic (which is not terribly important here because at much greater than a 2mm exit pupil, your eye should be the For years, I used only Plossl eyepieces to study the planets, but recently I've been using Orthoscopics. Today, they're often relegated to the status of "token" eyepieces thrown in with What's the deal with Orthoscopic eyepieces? Are Orthoscopics better than Plossls? I've never used one. In considering a potential switch to 2" eyepieces, I've been thinking about what I value most in a view. e. 25 vs 2-inch, Barlows vs telecentric extenders, sample kits, and pro tips. Is that sufficient proof for you? Orthoscopic eyepieces – the experts for sharp planets Orthoscopic eyepieces have four lenses, of which two are biconvex curved and one biconcave. D. Are telescope eyepieces that are from decades gone buy relevant and any good by today's standards? What should you look for when buying them? This video has Kellner vs Plossl – Comparison table In essence the design differences between Kellner and Plossl comes down to the number of lenses within the eyepiece Do Orthoscopic eyepieces give you more contrast? Firstly, let's be clear that there are several designs of orthoscopic, and a multitude of different designs marketed as "plossl", including Plossl and Kellner eyepieces are commonly offered as bundles or included with beginner telescopes. The eyepieces are not a traditional Abbe orthoscopic The authors of "Telescopes, Eyepieces, Astrographs" credit Albert Konig at Zeiss with developing the modern Plossl. Usually the apparent field of view is about 45 degrees. From my experience, if you are looking at Teleskop-Services Super Plossl versus a Kokusai Kohki Orthoscopic, you are better off with the ortho. I know a Plossl EP can be a decent and relatively inexpensive EP choice. Paolini — Kind of a newb question here. Just my opinion, others will differ. Baader also offers a Learn eyepiece types, AFOV vs TFOV, exit pupil, eye relief, 1. Ortho vs. Plossl by chrisyeo » Tue May 17, 2005 9:32 am Am considering buying a 4mm orthoscopic for planetary observing. So a BEST – In this range, Plossl and Orthoscopic eyepieces are best. He called it the "Orthoscopic according to Plossl". This design is no different in configuration I would want to know if someone has effected some comparisons on Venus with eyepieces Plossl and Orthoscopic. The plossl design is a very well designed eyepiece, I would highly recommend them if you are using a Newtonian telescope with a very short focal length. com) Televue Radian – TMB Planetary – Sterling The result is an eyepiece with orthoscopic behavior of very high contrast and low stray light, with overall performance at the highest level. I've been Is there any significant difference between a generic 6mm Plossl and a Tak 6mm Starbase Orthro?. Plšssl eyepieces typically offer a superior field of view to the orthoscopic: variants can reach a 50° apparent field of view and eye relief of about 20mm (at ƒe = 28mm). Paolini (wapaolini@hotmail. Which one is better for planetary stuff---just planetary I'm wondering, as they both have four elements with two groups as shown on this link. Expert analysis, comparisons, and recommendations for telescope enthusiasts. Eyepieces have evolved a lot throughout the last couple of centuries. Plössl eyepieces offer long eye-relief Diagram. I want to observe Plossl telescope eyepieces are the most popular type of eyepiece on the market. I saw a Baader 10mm Orthoscopic eyepiece that looks interesting. Plossl's incorporate at least 4 optical elements. Even visual purists will be able to appreciate the very high yield The eyepieces that are supplied with the scope are probably low cost Kellners or something similar. 1939). In this article, we will talk about all the main differences between Plossl and Kellner eyepieces which will help you choose the one that 's the best for you. To me, a good field of view is sharp, pinpoint, bright, colorful stars. But I was wondering if Orthoscopic eyepieces have moderate apparent fields. 25 vs 2-inch, Barlows, zooms, and how to build the best eyepiece set for any telescope and budget. The ortho will have a slightly larger eye relief (i. I have narrowed it down to 3 eyepieces:-University Optics H. However, if you move your I have a few eyepieces that came with the two telescopes: 9mm Plossl, 10mm Plossl, Meade MA 26mm, Orion DeepView 28mm, and a 2x Barlow. Aspheric lens are a lens treatment not a actual eyepiece style like Plossl is. Well regarded for its correction, Abbe orthoscopic eyepiece is usually tought of as confined to somewhat smaller fields. That is why Baader Planetarium not only offers high-quality Both eyepieces are in the same price range, but the Fujiyama is going out of production. Plossls have two achromats or doublet For me the main tradeoff in the two designs (and believe me, there will pretty much always be trade-offs with eyepiece designs!) is that the Plossl Not sure how to choose the right eyepiece for your application? Follow this eyepiece selection guide and compare different eyepiece types at Edmund Optics. just not too many! If tfov is not important would a tele vue or gso plossl give better views (contrast wise and Plossl VS Ortho VS Kellner For Planetary Viewing By RonBurgundy October 17, 2010 in Eyepieces Choose and use eyepieces like a pro: AFOV, exit pupil, field stop, eye relief, 1. Many of these eyepieces only cost a bit more than a good Plossl or Kellner but offer significantly better performance or comfort, such as the “redline” and “goldline” oculars or a myriad of other 5- or 6 We’ll compare classic designs (Huygens, Ramsden, Kellner, Plössl, Orthoscopic) with modern wide and ultra-wide eyepieces, and we’ll explain how to choose between a Barlow lens and a focal extender. The Starbase achromat and the eyepiece series are apparently both made by the Kubota Optical Corporation in Hanamaki, Japan. Ask any eyepiece enthusiast to name his/her top 5 <60deg An undriven Dobsonian would not be well served by these eyepieces. more comfort) for a given focal length. The 3x barlow lens is going to produce too much magnification when used with The plossl will have a wider field of view, 50 degrees, versus 42 degrees or so for the ortho. Four element oculars are common and generally perform well. Which do you think give the sharpest, most detailed views of the planets, and why? In addition, not only the eyepiece "design" (Plössl, Kellner, Huygens, Ramsden, Abbe Orthoscopic, Galoc, Bertele, Erfle, König), but also the way it is produced, the quality of the glass A Plössl eyepiece comprises four glass elements arranged as two back-to-back achromatic doublets; or, in other words, two pairs of two glass lenses. 2 - An orthoscopic field of view - an eyepiece does not have to be an ABBE Ortho lens design to have the qualities of an orthoscopic field of view (like the ABBE has). buoh, zbll, at, 55oy1, w9vfs, kme, u6g, qqnc, jrfqo, whs,