Oslon Square offers impressive efficiency at moderate cost The new luminaire “HighStick” from FuturoLighting is the result of successful cooperation between the Slovakian supplier of LED lighting solutions and Osram Opto Semiconductors. The Oslon Square LED from the German manufacturer offers excellent luminous efficacy as well as long life even at high temperatures and is used as light source for this luminaire from FuturoLighting which has been designed specifically for use in industry.