erl Posted February 24, 2014 Share #21 Posted February 24, 2014 Advertisement (gone after registration) My understanding of cataracts (from my optometrist) is that they definitely produce a yellow caste, apart from anything else. An issue I have is with my glasses that have a coating that lightens and darkens with the ambient light (forgotten the name for it, but is very common). When darker (outdoors) I am convinced a magenta caste is introduced. So a pic I take outside gives me a perception on of a particular colour. When inside, colour balancing on the computer, my glasses are now clear and I find myself inserting a magenta cast to match what I thought I saw in reality. Also, that same darkening increases contrast noticeably. By removing my glasses outdoors, I find I can see easily into shadows that I could not with glasses. I hate getting old and deteriorating! Link to post Share on other sites More sharing options...
Advertisement Posted February 24, 2014 Posted February 24, 2014 Hi erl, Take a look here Colour balance and age.. I'm sure you'll find what you were looking for!
MarkP Posted February 24, 2014 Share #22 Posted February 24, 2014 An issue I have is with my glasses that have a coating that lightens and darkens with the ambient light (forgotten the name for it, but is very common). Photochromatic. Link to post Share on other sites More sharing options...
MarkP Posted February 24, 2014 Share #23 Posted February 24, 2014 I hate getting old and deteriorating! Well either you get old or you get dead. The choice is obvious . Link to post Share on other sites More sharing options...
jaapv Posted February 24, 2014 Author Share #24 Posted February 24, 2014 Well either you get old or you get dead.The choice is obvious . When driving I sometimes get the impression that my Obvious choice is not Obvious to others... Link to post Share on other sites More sharing options...
AlanG Posted February 24, 2014 Share #25 Posted February 24, 2014 Consider that we are all able to recognize skin tones under yellowish/greenish fluorescent light. Link to post Share on other sites More sharing options...
janki Posted February 24, 2014 Share #26 Posted February 24, 2014 Although this may be slightly off topic, I would like to give the Leica Camera Forum tribute simply because the forum is comfortable for my eyes to read. Black text on a light gray background does very well on a computer screen. I will not mention names, but there are forums that I fail to follow because it is impossible to read very much of the “fancy colored” text on a “fancy background”. My grandfather suffered from cataracts at a young age. At that time there was almost no treatment available, as of today. Unfortunately the disease developed into glaucoma, so that he became completely blind. While he still had residual vision, I remember he said it was best to use black stripes to highlight dark steps. White marking stripes in dark steps was quite impossible for him to perceive. Maybe that's something to think about for those who absolutely must use white text on a black background. Link to post Share on other sites More sharing options...
algrove Posted February 25, 2014 Share #27 Posted February 25, 2014 Advertisement (gone after registration) janki I used to know a bank director in Stavanger in the 1980's. Link to post Share on other sites More sharing options...
mrware Posted February 25, 2014 Share #28 Posted February 25, 2014 Very interesting. Rather like a built in warming filter. Link to post Share on other sites More sharing options...
janki Posted February 25, 2014 Share #29 Posted February 25, 2014 To algrove! The eighties were the decade Norway went from having a tightly regulated financial economy, to almost completely deregulation with huge lending to just anyone. It ended with a deep crisis in both the public and especially the private finances towards the end of the decade, - despite that the country at that time began to gain huge revenues from oil and gas industry. Fortunately Norwegian politicians learned their lesson. Among other things, the so-called Petroleum Fund was established. The Fund is currently heading towards 1,000 billion U.S. $. What I learned from the eighties is to save money for the new Leica before buying.;) In the eighties there were many banks and thus bank directors in my city. Today a few large banks dominate the market. The most important bank director in my town in the eighties was undoubtedly the man whose obituary, I am sure you easily can translate, and read below. He was an incredibly funny person that I, despite the age difference, was lucky enough to learn a little bit to know the last few years before he died. He made a great effort when it came to establishing different oil-related activities in Stavanger. It may be that it is this person you have known. Konrad B. Knutsen er død - Aftenbladet.no Regards! Link to post Share on other sites More sharing options...
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