I need a non-toxic coating that is transparent under visible light but appears much darker/lighter in near-infrared photography. [more inside]
posted by kscottz on Apr 16, 2009 - 23 answers

My problem with my Apple remote is just getting weirder [more inside]
posted by snarfois on Dec 30, 2007 - 5 answers

I'm disappointed with the service I'm getting from an Apple authorised repair centre. Where do I go from here? [more inside]
posted by snarfois on Dec 4, 2007 - 11 answers

Need some help designing and building LED light strips for an interactive table -- help me select 880nm IR LEDs, understand the circuitry, and figure out how to deal with power. [more inside]
posted by warhol on Mar 3, 2007 - 23 answers

How can I use the IR port on my Windows XP laptop to control my television?
posted by punishinglemur on Dec 26, 2005 - 6 answers