What is the abbe value on Essilor's new 1.74 Hi-Index Lens ? How has anyones experience been with this in comparison to Hoya's 1.70 or any of the 1.67 lenses out there?
What is the abbe value on Essilor's new 1.74 Hi-Index Lens ? How has anyones experience been with this in comparison to Hoya's 1.70 or any of the 1.67 lenses out there?
I found a recent post on the new 1.74 index material:
http://www.optiboard.com/forums/show...2&postcount=27
And right after that, a post on the Hoya 1.70 index:
http://www.optiboard.com/forums/show...5&postcount=28
(So, I'll be ready for the 1.74, if I ever need to start seeing the world thru it ... )
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