User:Themikehall/Sandbox

Photopia is a non-imaging optical design and analysis program written and distributed by LTI Optics, LLC (formerly Lighting Technologies, Inc.) since 1996. Photopia's main market is the architectural lighting industry but it is also used in the automotive, medical, industrial, signal and consumer products industries. Photopia includes a full library of lamps including the latest high brightness (HB) LEDs as well as a library of material BRDF/BTDF data.