Interchangeable lens and method of transmitting data
AssigneeNikon Corporation
InventorAkihiko KAWAI
Life of this patent
Estimating the term…
Abstract
An interchangeable lens that is removably attachable to a camera body includes: a moving member that is movable within the interchangeable lens; a first communication unit that performs first communication with the camera body; and a second communication unit that performs second communication in which data is periodically transmitted to the camera body; wherein: the data transmitted in the second communication includes first information indicating a position of the moving member and second information that can be used for calculation of a movement amount of the moving member.
Claims15
An interchangeable lens that is removably attachable to a camera body, comprising:
- a moving member that is movable within the interchangeable lens;
- a first communication unit that performs first communication with the camera body;
- and
- a second communication unit that performs second communication in which data is periodically transmitted to the camera body;
- wherein:
- the data transmitted in the second communication includes first information indicating a position of the moving member and second information that can be used for calculation of a movement amount of the moving member.
A method of transmitting data in an interchangeable lens that is removably attachable to a camera body, the interchangeable lens comprising therein a moving member that is movable, the method comprising:
- performing first communication with the camera body;
- and
- performing second communication to periodically transmit data to the camera body, wherein:
- the data transmitted in the second communication includes first information indicating a position of the moving member, and second information that can be used for calculation of a movement amount of the moving member.
Dependencies are inferred from the claim text.