-Sensor Size: 24×36 mm Full Frame -Focal length: 58mm -Aperture: 1:2 -Minimum Focusing Distance: 0.5 metters -Focus ring rotates 270 degrees -Viewing angle: 40 degrees -Diaphragm scale: from 2 to 16 -Quantity of petals of a diaphragm: 8 -Inside: 6 glasses in 4 groups -Modul Focus & Iris gears: 0.8 -Weight: 400 gramm