MANITOWOC, Wis.--(BUSINESS WIRE)--Orion Energy Systems, Inc. (Nasdaq: OESX), a leading designer and manufacturer of high-performance, energy-efficient retrofit lighting platforms, today announced the APOLLO Troffer Retrofit LDR Series was voted 2015 Product of the Year – Silver in the Lighting Fixtures and Luminaires Category by subscribers of Consulting-Specifying Engineer (CSE) magazine. Since its introduction in 2014, the Orion LED Troffer Retrofit (LDR) suite created a new standard not only