Hermetic luminary dedicated for clean rooms, and other health service structures. Its has the Hygiene Certificate obtained from the pharmaceutical, electronic, and food industry. Luminary to be surface mounted or in the walls and ceilings corners. T5 line fluorescents with 14 or 24W make the light sources. Its symmetric reflector is made from aluminum cast. It provides the optimal light stream distribution. Its optical system is equipped with the diffuser made from mat hardened glass. Luminary cover is made from INOX steal. The optical system is located in INOX steal frame. Mounting and dismantling of the luminary is possible by the use of INOX hex steal screws. The screws are flushed with the luminary surface to reduce the number of elements and to facilitate its cleaning. Luminary high hermetic feature is provided by silicon seals placed among the elements. Luminary equipped with the protective mesh made from the INOX steal.