Patent ID: 9323024
Filing Date: 2016-04-26
CPC Classification: G02B,G03B,H04N

Claim Text:
1. An interchangeable lens configured to be detachably attached to a camera body, the camera body configured with a plurality of contacts, the interchangeable lens comprising: an optical system including a driven member capable of being driven; a driving device configured to drive the driven member; a control unit configured to communicate with the camera body through a first communication unit and a second communication unit, and configured to send instructions to the driving device; a first power contact configured to be connected to a first power circuit on the camera body, the first power contact configured to power the control unit, the first communication unit, and the second communication unit; a second power contact configured to be connected to a second power circuit on the camera body, the second power contact configured to power the driving device; a first group of communication system contacts configured to pass signals between the camera body and the first communication unit on the interchangeable lens; and a second group of communication system contacts configured to pass signals between the camera body and the second communication unit on the interchangeable lens, wherein the first group of communication system contacts and second group of communication contacts are arranged between the first power contact and the second power contact.