What is thumb rule for natural and artificial lighting? Home › Forums › Specific Discussion › Photography › What is thumb rule for natural and artificial lighting? This topic has 0 replies, 1 voice, and was last updated 16 years, 6 months ago by snehalmshah75. Viewing 1 post (of 1 total) Author Posts February 18, 2009 at 9:49 am #38856 snehalmshah75Member What is thumbrule for designing lighting criteria for offices and residents. Is there any website for this topic? Author Posts Viewing 1 post (of 1 total) You must be logged in to reply to this topic. Log In Username: Password: Keep me signed in Log In