Wearable Computing

Vision

http://vuzix.com/iwear/index.html

http://www.ted.com/talks/pattie_maes_demos_the_sixth_sense.html

Switches

Flexible Bend Sensors by Plusea: http://www.instructables.com/member/Plusea/

Lighting

EL Wire Resource(Great Turn Around Time and Competitive Pricing): http://thatscoolwire.com/