Jan 30, 2012 #1 jumacao Chemical Joined Dec 26, 2008 Messages 41 What is the lumens of a sensor LED light? How can it be measure?
Jan 30, 2012 #2 IRstuff Aerospace Joined Jun 3, 2002 Messages 44,895 Location US with a light meter? TTFN faq731-376 Upvote 0 Downvote
Jan 30, 2012 #3 VEBill Military Joined Apr 25, 2002 Messages 7,090 Location CA Here's a good reference on the basics of light: http://www.handprint.com/HP/WCL/color3.html#measuringlight Upvote 0 Downvote
Here's a good reference on the basics of light: http://www.handprint.com/HP/WCL/color3.html#measuringlight