PENTRON® HO ECOLOGIC® T5 linear fluorescent lamps offer a high quality lighting solution for applications where aesthetics and/or high lumen output and long life are important. With a small lamp profile of 5/8 in and lumen output that is almost twice that of T8 fluorescent lamps, these lamps offer the prospect of small luminaire designs capable of delivering illuminance levels satisfying general ambient lighting requirements ranging from general office and classrooms to industrial manufacturing.