G10 22 40w fluorescent ring lumilux t9 osramthrough its ring form this light is particularly suitable for round or quadratic lamps and disperses harmonic neutrally directed light its high light current and the very good even lighting without shade make its usage particularly interesting in industrial areas gastronomy and in public buildingscharacteristics good average lifespan good colour reproduction level r8089 coil diameter 29 mm suitable for operating on electronic and conv