Air spring as well as air spring unit for an air suspension system of a vehicle

摘要

The invention relates to a pneumatic spring (34), in particular for the air suspension system of a vehicle, with an air spring bellows (37), with a relative to at least one partial region of the air-suspension bellows (37) movable piston (113), and having at least one optical detection device for detecting a position of the piston relative to the air spring bellows, wherein the optical detection device as a 3d - camera (42) is designed.