Patent ID: 8644695

Claim:
A lens system comprising: a lens apparatus; an operating unit for operating the lens apparatus; an operation-side communication unit connected to the operating unit and configured to perform bidirectional communication to/from the operating unit via a transmission line; and a lens-side communication unit connected to the lens apparatus and configured to perform bidirectional communication to/from the lens apparatus via a transmission line, wherein the operation-side communication unit and the lens-side communication unit perform wireless communication to/from each other, wherein the operation-side communication unit comprises: a command selecting unit configured to select a command to be transmitted to the lens-side communication unit from commands input from the operating unit; and an answer interpolating unit configured to generate interpolated answer signals by interpolating answer signals with respect to commands that are not selected by the command selecting unit, wherein the lens-side communication unit comprises: an answer selecting unit configured to select an answer signal to be transmitted to the operation-side communication unit from answer signals input from the lens apparatus; and a command interpolating unit configured to generate interpolated commands by interpolating commands received from the operation-side communication unit.