Abstract: The present invention relates to a multi-component host material and an organic electroluminescent device comprising the same. By comprising a specific combination of the multi-component host compounds, the organic electroluminescent device according to the present invention can provide high luminous efficiency and excellent lifespan characteristics.

Abstract: A camera module includes a lens module having a first optical path; an optical path converting component configured to reflect or refract light incident on a second optical path and a third optical path, intersecting the first optical path, to the lens module; a light-blocking member connected to the optical path converting component and configured to block light incident along the second optical path or the third optical path.

Abstract: A camera module includes a first lens module defining a first optical axis; a second lens module defining a second optical axis; and a first optical path changing unit disposed between the first lens module and the second lens module and configured to selectively reflect or refract light incident along a third optical axis intersecting the first and second optical axes to the first lens module or the second module.

Abstract: A sensor actuator includes an image sensor configured to convert incident light into an electrical signal, and first and second driving parts, configured to move the image sensor in first and second directions, respectively, each of the first and second driving parts includes one or more drivers each includes a wire having a change in length configured to move the image sensor. The one or more drivers in the second driving part is configured to move the image sensor and the first driving part together, and the first and second directions are different from each other.

Abstract: A camera module includes: a fixing member; a base member slidably coupled to the fixing member; a driving unit coupled to the base member and including a main gear; a gear structure rotatably coupled to the base member to engage with the main gear; a first camera connected to the gear structure to be rotated; and a second camera connected to the gear structure to be rotated in a direction opposite to the first camera. A first position of the base member when the main gear is rotated in a first rotation direction is different from a second position of the base member when the main gear is rotated in a second rotation direction that is opposite to the first rotation direction.

Abstract: A lens module includes: a carrier having an internal space; a lens unit including a plurality of lens groups, the lens unit being installed on the carrier such that at least one of the lens groups is configured to move in a length direction of the carrier; a lens guide assembly including a plurality of guide members disposed on side surfaces of each of the lens groups, and configured to guide movement of at least two lens groups among the plurality of lens groups; and at least two driving wires connected to the plurality of guide members and formed of a shape memory alloy.

Abstract: A camera module includes a housing having an internal space, a lens module disposed in the internal space to be slidably movable with respect to the housing, and a driving portion configured to provide a driving force to move the lens module in an optical axis direction. The driving portion includes a wire portion having a length that changes as power is applied to the wire portion, the lens module comprises a guide portion configured to guide a movement of the lens module in the optical axis direction, and the wire portion is in contact with and supported by the guide portion.

Abstract: A lens module includes a carrier having an internal space, a lens unit including lens groups and installed in the carrier so that at least two of the lens groups are independently movable in a length direction of the carrier, a guide unit including guide members arranged on both side surfaces of the lens groups to guide movement of the movable lens groups, and driving wires connected to each of the guide members and formed of a shape memory alloy, wherein each of the movable lens groups is connected to a pair of guide members disposed on both sides of the carrier.

Abstract: A camera module device includes: a base plate; one or more cameras fixed to and disposed on one surface of the base plate; a plurality of movable cameras movably disposed on the one surface of the base plate and configured to move individually or collectively; a driving gear disposed on the base plate; and a plurality of sub-gears engaged with the driving gear, wherein positions of the plurality of sub-gears are configured to change to selectively transfer power to one or more of the plurality of movable cameras.

Abstract: A camera module includes: a first driving unit including a rotating plate disposed in a housing so as to be rotatable about an optical axis, and a first shape memory alloy (SMA) wire configured to rotate the rotating plate in response to a first applied current; and an optical module disposed in the housing and coupled to the rotating plate.

Abstract: A lens module includes a carrier having an internal space; a lens unit including a plurality of lens groups, and installed in the carrier to move at least one of the lens groups in a length direction of the carrier; a lens guide unit including a plurality of guide members arranged on first and second surfaces of the plurality of lens groups, to guide movement of at least two lens groups of the plurality of lens groups; and a plurality of driving wires connected to each of the plurality of guide members. The carrier includes an auxiliary guide member having an auxiliary guide hole, and disposed on at least one of the first and second surfaces of the plurality of lens group, the auxiliary guide hole being disposed parallel to a movement direction of the at least two lens groups to guide movement of the at least two lens groups.

Abstract: A camera module is provided. The camera module includes an optical assembly including one or more lens and an image sensor, a first driving unit configured to move the optical assembly in a first direction to retract the optical assembly into a housing of an electronic device in which the optical assembly is disposed, or configured to move the optical assembly in a second direction, opposite to the first direction, so that the optical assembly protrudes externally from the housing, and a second driving unit configured to rotate the optical assembly in a protruding state based on a rotation axis, parallel to the first direction.

Abstract: A sensor actuator includes an image sensor configured to convert incident light into an electrical signal, and first and second driving parts, configured to move the image sensor in first and second directions, respectively, each of the first and second driving parts includes one or more drivers each includes a wire having a change in length configured to move the image sensor. The one or more drivers in the second driving part is configured to move the image sensor and the first driving part together, and the first and second directions are different from each other.

Abstract: A camera module includes a first rotation case configured to rotate in the fixed case around a first axis, a second rotation case configured to rotate in the first rotation case around a second axis, perpendicular to the first axis, a sub-module fixed in the second rotation case, a first shape memory alloy driving wire connected to the first rotation case, and a second shape memory alloy driving wire connected to the second rotation case.

Abstract: A lens actuator includes: a lens barrel accommodating one or more lenses; and a driving unit to move the lens barrel along an optical axis direction. The driving unit includes a driving wire, at least a portion of which is extended in the optical axis direction, and a length of which is changed as voltage is applied thereto, and a driving transmission unit connected to the driving wire to move the lens barrel along the optical axis direction as the length of the driving wire is changed such that a distance by which the lens barrel is moved by the driving transmission unit is greater than an amount of change in the length of the driving wire.

Abstract: A camera module is provided. The camera module includes an optical assembly including one or more lens and an image sensor, a first driving unit configured to move the optical assembly in a first direction to retract the optical assembly into a housing of an electronic device in which the optical assembly is disposed, or configured to move the optical assembly in a second direction, opposite to the first direction, so that the optical assembly protrudes externally from the housing, and a second driving unit configured to rotate the optical assembly in a protruding state based on a rotation axis, parallel to the first direction.

Abstract: A camera module includes: a first driving unit including a rotating plate disposed in a housing so as to be rotatable about an optical axis, and a first shape memory alloy (SMA) wire configured to rotate the rotating plate in response to a first applied current; and an optical module disposed in the housing and coupled to the rotating plate.

Abstract: A camera module includes a first rotation case configured to rotate in the fixed case around a first axis, a second rotation case configured to rotate in the first rotation case around a second axis, perpendicular to the first axis, a sub-module fixed in the second rotation case, a first shape memory alloy driving wire connected to the first rotation case, and a second shape memory alloy driving wire connected to the second rotation case.

Abstract: A portable terminal includes a terminal body and a first camera module. The terminal body is configured to have a first entrance aperture on a first side surface. The first camera module is configured to retract into the terminal body to capture a first image at a first field of view through the first entrance aperture, and extend from the terminal body to capture a second image at a second field of view.

Abstract: A camera module includes: a plurality of lens modules disposed in a first direction and a second direction intersecting an optical axis; a first light blocking member configured to move in the first direction to selectively expose the plurality of lens modules; a second light blocking member configured to move in the second direction to selectively expose the plurality of lens modules; and a driving assembly configured to drive the first light blocking member and the second light blocking member.