The Zeiss Distagon T is a high-performance wide angle lens with full-metal construction that makes it durable and rugged. The 16 elements in 13 groups optical construction of this Zeiss camera lens ensures clear and sharp pictures. The 0.22 meter minimum focus distance of this wide angle lens gives you amazing close-up images. With 9 diaphragm blades, the Zeiss Distagon T creates exceptional out-of-focus effects. The f/2.8 maximum aperture of this Zeiss camera lens captures bright pictures even in low lighting conditions.