Abstract: A dual purpose camera is provided. The dual purpose camera has a doccam mode and a webcam mode. The dual purpose camera includes a base, a supporting member, and a camera. The supporting member is detachably or rotatably coupled to the base. The camera is rotatably or detachably coupled to the supporting member. The camera rotates with respect to a reference plane of the dual purpose camera between a first position and a second position. When it is detected that the camera is attached to the base and the camera rotates from the first position to the second position, the camera automatically outputs a 180 degree rotated image.

Abstract: A height adjustable joystick device including a base, a manual operation body and a height adjustment structure is provided. The manual operation body is located on the base and includes a joystick. The joystick is located on an operating surface of the manual operation body. The height adjustment structure is arranged between the base and the manual operation body, and includes a positioning member, a moving member and a releasing member, wherein the operating surface and the base have a height difference, and the moving member and the positioning member can be engaged with each other. The releasing member is used for releasing the positioning member and the moving member is moved to a second position from a first position to adjust the height difference between the operating surface and the base when the positioning member is moved to a release position from a positioning position.

Abstract: A cutting apparatus providing a flat material with a curved edge is disclosed. The cutting apparatus includes a main body, a center member and an arm. The center member is mounted to the main body. The arm engages with the center member and has a cutting part thereon. The cutting part cuts the flat material to have the curved edge by rotating the arm about the center member.