Hybrid zoom drive actuator

• Main Authors: KANG IN-SU, CHO HYUN-IK, YEON JE-SEUNG, LEE JAE-SUN
• Format: Patent
• Language: Chinese; English
• Published: 26.03.2024
• Subjects: ACCESSORIES THEREFOR; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USINGWAVES OTHER THAN OPTICAL WAVES; APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FORPROJECTING OR VIEWING THEM; CINEMATOGRAPHY; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER; DYNAMO-ELECTRIC MACHINES; ELECTRIC COMMUNICATION TECHNIQUE; ELECTRICITY; ELECTROGRAPHY; GENERATION; HOLOGRAPHY; OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS; OPTICS; PHOTOGRAPHY; PHYSICS; PICTORIAL COMMUNICATION, e.g. TELEVISION

The hybrid zoom drive actuator according to the present invention is characterized by comprising: a first carrier on which a first lens is mounted; a second carrier located at an upper part or a lower part of the first carrier with respect to the optical axis direction, and on which a second lens is mounted; a housing that accommodates the first carrier and the second carrier; a first drive unit that moves the first carrier in the optical axis direction; a drive magnet mounted on the second carrier; a drive coil facing the drive magnet and providing a drive force such that the second carrier moves in the optical axis direction; the Hall sensor is used for sensing the position of the second carrier; and a first circuit board, wherein the driving coil and the Hall sensor are installed on the first circuit board. 根据本发明的混合变焦驱动致动器的特征在于，包括：第一载体，第一透镜搭载于所述第一载体；第二载体，以光轴方向为基准位于所述第一载体的上部或下部，第二透镜搭载于所述第二载体；壳体，收容所述第一载体和所述第二载体；第一驱动部，使所述第一载体沿光轴方向移动；驱动磁体，搭载于所述第二载体；驱动线圈，面对所述驱动磁体，以第二载体沿光轴方向移动的方式提供驱动力；霍尔传感器，感知所述第二载体的位置；以及第一电路板，所