-Sensor Size: 24×36 mm Full Frame -Focal length: 28mm -Aperture: 1:3.5 -Minimum Focusing Distance: 0,2 m -Focus ring rotates 320 degrees -Viewing angle: 75 degrees -Infinity: from 4 meters -Diaphragm scale: from 3.5 to 22 -Quantity of petals of a diaphragm: 6 -Inside:8 glasses in 7 groups -Modul Focus & Iris gears: 0.8 -Weight: 700gramm