Thread: Fluorite EP's?
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Old 25-12-2014, 07:34 PM
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AG Hybrid (Adrian)
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Join Date: Nov 2009
Location: Toongabbie, NSW
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Quote:
Originally Posted by Hans Tucker View Post
I have used Takahashi LE, Televue Radians, Ethos, University Optics and Pentax XW eyepieces and I prefer the Takahashi LE's which have ED lens elements but then I am biased towards Takahashi.

I put an order in for the HI-LE 2.8mm & LE 10mm to complete my LE collection and have been waiting over a month for delivery

On a side subject - A fellow IISer brought around a Nikon NAV 17.5 and we tried to use it on my Takahashi FSQ-106ED without any success, it just wouldn't come into focus. I tried the LE-18 which did come into focus and thinking it could be a 2" eyepiece problem I threw in the Ethos 13mm which also came into focus. It was a real shame about the NAV 17.5 as I have been fascinated about these eyepieces for a while.

Brian used a key word in regards to eyepieces...subjective. Eyepieces are a personal choice and I am reluctant to suggest one over the other. The issue over what material they are made from is kind of ridiculous (as is saying Fluorite is better than ED glass) because there is more that goes into an eyepiece. There is design and figuring of the elements that is more critical than what lens material was used.
I was under the impression that the FSQ line were astrographs and not optimized for eyepiece use. I wouldn't be surprised if it lacked the necessary in-focus for some eyepieces.
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