tag:blogger.com,1999:blog-1924948806084793655.post7529807523348944506..comments2023-09-26T11:36:56.423-04:00Comments on Machine Vision 4 Users: Vision troubleshooting tips debatedUnknownnoreply@blogger.comBlogger1125tag:blogger.com,1999:blog-1924948806084793655.post-12210846428409427932011-01-25T11:26:26.488-05:002011-01-25T11:26:26.488-05:00Regarding LED light output, they definitely degrad...Regarding LED light output, they definitely degrade. The Illumination Engineering Society recommends specification of LED liftime as the point at which the output has degraded to 70% of the original output.<br /><br />http://www.bklighting.com/cimages/nw-339.pdf<br /><br />BTW: There are many LED links available, but one of my favorites is Don Kliptein's site:<br /><br />http://members.misty.com/don/<br /><br />He has old data, keeps up with new goings on, and he does testing himself. A nice resource.<br /><br />SpencerSpencer Lusterhttp://www.LW4U.comnoreply@blogger.com