Not a DIY for the faint of heart, this video will show you how to create an LED light panel with $500 worth of power for just 70 bucks. http://petapixel.com/2014/09/10/video-great-tutorial-shows-how-to-build-a-beautiful-diy-led-light-panel/
LED Light Wall at "The Helicon" 1 South Place, London. This features an aluminium curtain walling system holding onyx glass laminate. WIthin the structure LED Light Panels evenly provide feature illumination and bring out the depth in the natural stone.
LE 36W LED Panel Light, Equal to 80W Fluorescent Bulb, 2700lm, Daylight White, 295*1195mm, Square Ceiling Light, LED Panel, LED Light Panel Lighting EVER http://www.amazon.co.uk/dp/B00SF9XW9O/ref=cm_sw_r_pi_dp_fRk-wb0YQDZEA