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Ethos 17mm

WebDec 12, 2010 · My Ethos 21mm would would have an exit pupil of 5.99. I would be limited to Ethos 17mm for matching my pupil dilation and typically limited to 7mm or longer do to typical seeing. If the exit pupil is a little larger than your own pupil it really is no big deal at all. No reason that I can see to avoid using the 21 mm Ethos on such a scope. WebAug 29, 2024 · I think the 17mm is an excellent EP in all of my scopes, and am going to see how the 12mm compares with the 13mm Ethos. The weather should be clearing up next week when the 12mm arrives on Wed The 17mm is a heavy EP, and the 12mm at 38oz is nearly double the weight of the 21oz 13mm Ethos.

17mm Ethos to Compliment 26mm Nagler? - Cloudy Nights

WebAug 1, 2010 · The reviews of the 17mm NAV-HW have been positive, but the 17 Ethos is no slouch either. Seems though the edge is always given to the Nikon. I don't recall seeing anywhere in the threads that anyone, after doing a direct comparison, decided to sell the Nikon and keep the Ethos. WebThe 17mm ETHOS is an ideal complement to the 31mm Nagler Type-5. They are parfocal (both have focus locations about 3/8" above shoulder) and the 31mm Nagler Type-5 has … luxury leather case iphone https://sigmaadvisorsllc.com

TeleVue Ethos Eyepieces 100 to 110 Degree Apparent Field

WebEthos Carry Bag Specification Tables Telescopes Eyepieces Mounts Visual / Imaging Tables Powermate imaging Barlow imaging Big/Paracorr T-2 visual Imaging System … WebSep 5, 2008 · 100 degrees * 17mm fl = 1700 82 degrees * 26 = 2132 This is a quick and dirty way seeing that the numbers say you will have a noticeably larger fov in the Nagler 26. You don't have to bother calculating the full true field to … WebWith its exceptional 100° field of view, the Tele Vue Ethos 17mm Ultra Wide-Angle Eyepiece offers a comfortable eye relief with high contrast, … king of prussia mall plaza map

Ethos 21mm vs. 17mm - Eyepieces - Cloudy Nights

Category:Tele Vue 17mm Ethos Eyepiece - 2" OPT Telescopes

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Ethos 17mm

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WebOct 17, 2024 · The new 17mm TeleVue Ethos 100° field eyepiece is designed for no-holds-barred medium power deep space use with telescopes having focal ratios down to f/4. It is exceptionally effective on … WebApr 8, 2007 · The 17mm Nagler on the other hand produced less contrast, (brighter sky background) but brighter images due to its larger exit pupil, BUT with longer eye relief giving it a more modern, relaxed feel.

Ethos 17mm

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WebOct 20, 2010 · 31 mm Nagler Type 5 (L) pictured with the 8mm, 13 mm, and 17 mm Ethos eyepieces The 13 mm Ethos is an imposing eyepiece. Its aspect ratio, like the other Ethos units, is long and thin, unlike the short …

WebMay 10, 2024 · The 17mm Ethos is a little over 105x and I rarely use less magnification. I sold the 21mm Ethos and kept the 31mm Nagler for … WebAug 27, 2016 · The 17.5mm Morpheus has field stop of 23.55mm. That puts it at approximately a 78 o AFOV. I had the 17 Nagler, 17.5 Morpheus and 17 Ethos all at once. The Nagler and Ethos are both gone. The 17 Ethos was just too wide for me. I didn’t like rotating my head and eyeball around to see the edges.

WebFeb 23, 2009 · 17mm TV Ethos 17mm Nikon HW 17mm ES 92 12.5mm Nikon HW 12.5mm Noblex (formerly Docter) 12mm ES 92 10mm TV Delos 8mm TV Ethos 8mm TV Delos 7mm Pentax XW 6mm TV Ethos/Delos 4.7mm TV Ethos/4.5mm TV Delos Leica Zoom This is all in good fun, you could easily replace quite a few with others. WebOct 2, 2024 · Televue Ethos 17mm 1.25"/1" Eyepiece 7. Televue Ethos 8mm 1.25"/1" Eyepiece So, that gives me 8mm, 13mm, 17mm, 32mm, and a 8-24mm zoom (and each halved with the Powermate). Questions I …

WebJul 11, 2024 · The field area of this new eyepiece is more than 50% larger than an 82° field. TV Ethos 3.7mm. TV Ethos 4.7mm. TV Ethos 6mm. TV Ethos 8mm. TV Ethos 10mm. …

WebDec 29, 2024 · 17mm. The 17mm ETHOS is an ideal complement to the 31mm Nagler Type-5. They are parfocal (both have focus locations about 3/8" above shoulder) and the 31mm Nagler Type-5 has exactly twice the … luxury leather coin trayWebDec 10, 2024 · Location: Castaic CA, US. Posts: 9898. In reviewing the reviews of the Baader Hyperion line of eyepieces, the 17mm model appears to be a standout so I purchased one recently to test in my 16" F4.5 dob. First, the good aspects of this eyepiece. I'd certainly agree with Dan Mounsey in his review of the line up that the Baader … king of prussia mall phone numberWebEthos Carry Bag Specification Tables Telescopes Eyepieces Mounts Visual / Imaging Tables Powermate imaging Barlow imaging Big/Paracorr T-2 visual Imaging System Copyright © 2003-2024 Tele Vue Optics, Inc., 32 Elkay Dr, Chester, NY, 10918 · Call for advice: 1-845-469-4551 (9am-5pm ET) · TeleVue.com · luxury leather cigar casesWebJul 18, 2024 · Wherever the focal plane of your scope is (and I cannot know from afar), the 21mm and 17mm Ethos (both 2") move in 9.65mm from that to achieve focus. The 13mm Ethos, however, must move out 7.6mm from the focal plane to achieve focus as a 2" eyepiece (ditto for the 10mm, 4.7mm and 3.7mm). That means the 21mm and 13mm … king of prussia mallsWebJul 16, 2006 · 17mm Ethos - Eyepieces - Cloudy Nights Cloudy Nights → Equipment Discussions → Eyepieces CNers have asked about a donation box for Cloudy Nights over the years, so here you go. Donation is not … king of prussia mall seafood restaurantWebJun 24, 2009 · "The Delos was conceived as a narrower field Ethos. Reducing the field to 72° allowed freedom to increase eye-relief, while controlling pupil aberrations, all without making the eyepiece too large. ... I used a 17mm Ethos the other night and had the same experience as with teh Nagler 17, that is, if I got my eye to the position where there was ... king of prussia mall salesWebJan 4, 2024 · I tried a 17mm Ethos a while back and due to the shorter eye relief, I was only able to see about 85 degrees. When I turned my head slightly to see the field stop, I … king of prussia mall security