tag:blogger.com,1999:blog-6244999628674918029.post5327382944372718600..comments2024-03-28T19:58:31.110-05:00Comments on Bayou Renaissance Man: Some interesting cutawaysPeterhttp://www.blogger.com/profile/10595089829300831372noreply@blogger.comBlogger3125tag:blogger.com,1999:blog-6244999628674918029.post-33543092619281169002015-07-28T14:49:16.327-05:002015-07-28T14:49:16.327-05:00Take notice that there are 7 lens elements in that...Take notice that there are 7 lens elements in that assembly. (Two are glued together to make an "achromatic doublet", which corrects for light shift.) That is 14 surfaces. Without anti-reflective coatings, it would have very poor light transmission to the film or sensor. On average, the loss could be 2-4%/surface. The material of the lens itself has losses, and it really adds up with multi-lens designs.Willhttps://www.blogger.com/profile/00722792638246578812noreply@blogger.comtag:blogger.com,1999:blog-6244999628674918029.post-7006087636123328642015-07-28T09:05:07.034-05:002015-07-28T09:05:07.034-05:00Oh, that lens is nifty. Now I'm sitting here l...Oh, that lens is nifty. Now I'm sitting here looking at my camera. I didn't know how much was going on in the lens. Cedarhttps://www.blogger.com/profile/06335404569894164715noreply@blogger.comtag:blogger.com,1999:blog-6244999628674918029.post-54601328854045114782015-07-27T21:49:53.461-05:002015-07-27T21:49:53.461-05:00Thanks for the link back Peter ;-)Thanks for the link back Peter ;-)MissKhttps://www.blogger.com/profile/09070069494196414609noreply@blogger.com