Photographing lens driving control device
AssigneeRicoh Company, Ltd.
InventorKoichi Sugiura
Life of this patent
Estimating the term…
Abstract
A photographing lens driving control device includes a plurality of lens groups (1A-1C) having a magnification function, a plurality of lens driving devices (4A-4C), which drives the plurality of lens groups, and a control device (5A, 5B), which controls the plurality of lens driving devices, and when driving a lens group (1A) positioned in an object side of the plurality of lens groups, the control device adjusts a driving speed of another lens group (1B) depending on a position of the another lens group with respect to a position of the lens group positioned in the object side.
Claims9
A photographing lens driving control device, comprising:
- a plurality of lens groups having a magnification function;
- a plurality of lens driving devices, which drives the plurality of lens groups;
- and
- a control device, which controls the plurality of lens driving devices, wherein
- when driving a lens group positioned in an object side of the plurality of lens groups, the control device adjusts a driving speed of another lens group depending on a position of the another lens group with respect to a position of the lens group positioned in the object side.
A photographing lens driving control device, comprising:
- a plurality of lens groups having a magnification function;
- a plurality of lens driving devices, which drives the plurality of lens groups;
- and
- a control device, which controls the plurality of lens driving devices, wherein
- when driving a lens group positioned in an object side of the plurality of lens groups, the control device adjusts a driving speed of another lens group depending on a driving speed of the lens group positioned in the object side.
A photographing lens driving control device, comprising:
- a plurality of lens groups having a magnification function;
- a plurality of lens driving devices, which drives the plurality of lens groups;
- and
- a control device, which controls the plurality of lens driving device, wherein
- when driving a lens group positioned in an object side of the plurality of lens groups, the control device adjusts a driving amount of another lens group depending on a moving distance of the lens group positioned in the object side.
Dependencies are inferred from the claim text.