A revolutionary new range of high performance t5 reptile lamps from arcadiar offering a significant increase in both visible light uv output compared with the t8 lamps of similar lengthr this d3 reptile lamp is specially designed to help create the right conditions for forest speciesr 6 uvb for the synthesis of vitamin d330 uvar produces excellent natural coloursr 200 more visible light than equivalent length d3t8 lampr 80 more uvb than equivalent length t8 lamp