Our firm is designing and developing its luminaire models by the experienced R&D staff it incorporates. In the lighting world where design having a great importance, lighting fixtures must have optical and technical characteristics as well as being stylish, aesthetic and innovative. Optical designs of the luminaires are being made by OPTIS which is known as the most developed program in its field, therefore it is possible to develop highly efficient luminaires with respect to their equivalents. By reaching very high values of luminaire efficiency, light distributions can be modeled in accordance with the location needs. Also new generation designing programs, intended to product design, are being used within the R&D department. Ease of application is also regarded as well as technical factors such as decorativeness, efficiency, ambient conditions and aesthetic details are important. With being able to be installed easily and safely by both installation crew and users, LİTPA products are designed in such a way that they can be maintained easily.