FC22840 is a LUMILUX® T5 FC® Circular Fluorescent Tube, dimmable, suitable for public building, office, restaurant, industry, shop, supermarket and department store, hotel application. Extremely economical. Good quality of light. Excellent luminous flux. Excellent uniform illumination with no shadow. Circular tri-phosphor fluorescent tube only 16 mm diameter. Very even light distribution. · · · Good color rendering group: 1B (Ra: 80…89) · · Dimmable (from 100…1 % with QTi DALI/DIM ECG) · · Tube diameter: 16.0 mm · · Tube diameter: 16.0 mm · · Extremely economical · · Good quality of light · · Excellent luminous flux · · Excellent uniform illumination with no shadows · · Good average life (with OSRAM ECG) · · Public buildings