Hexanon AR 135mm f/3.2Konica Hexanon AR 135mm f/3.2 Specifications Focal length: 135mm Aperture range: f/3.2-16 Focusing range: 1m – infinity Angle of view: 18 degrees diagonal Construction: 5 elements in 4 groups Filter thread: 55mm Length: 95mm Weight: 390gImages Lakeview Community Park, 2013