Valve device for a variable focus lens
AssigneeAdlens Ltd
InventorsGregor Storey, William Johnson
Life of this patent
Estimating the term…
Abstract
A valve device for a variable lens comprises: an inlet for receiving fluid from a reservoir; an outlet for passing fluid to a lens cavity; and a valve member, the valve member comprising a passageway for fluid communication between the inlet and outlet and a valve for closing the passageway; wherein the valve is actuated by turning the valve member about an axis of rotation and the passageway extends along the valve member in the axial direction.
Claims22
A valve device for a variable lens, the device comprising:
- an inlet for receiving fluid from a reservoir;
- an outlet for passing fluid to a lens cavity;
- and a valve member, the valve member comprising a passageway for fluid communication between the inlet and outlet and a valve for closing the passageway;
- wherein the valve is actuated by turning the valve member about an axis of rotation and the passageway extends along the valve member in the axial direction.
A valve device substantially as hereinbefore described with reference to FIGS. 1 to 8 of the accompanying drawings.
A valve device with a secondary adjustment device substantially as hereinbefore described.
Dependencies are inferred from the claim text.