Abstract: A web cam device includes a camera housing, a camera disposed in the camera housing, a data cable coupled to the camera that extends from the camera housing, and a base including an aperture to receive the data cable such that the base is slideable along the data cable, where the aperture provides a sliding friction to the data cable, and where the camera is operable to be mounted on a monitor when the camera is positioned on a front of the monitor, the data cable is configured to pass through the aperture of the base, and the base is secured against the back of the monitor and held by the sliding friction of the aperture on the data cable. The camera housing can include a protrusion extending from the camera housing and is flush against the front of the monitor when the camera is mounted on the display device.

Abstract: A web cam device includes a camera housing, a camera disposed in the camera housing, a data cable coupled to the camera that extends from the camera housing, and a base including an aperture to receive the data cable such that the base is slideable along the data cable, where the aperture provides a sliding friction to the data cable, and where the camera is operable to be mounted on a monitor when the camera is positioned on a front of the monitor, the data cable is configured to pass through the aperture of the base, and the base is secured against the back of the monitor and held by the sliding friction of the aperture on the data cable. The camera housing can include a protrusion extending from the camera housing and is flush against the front of the monitor when the camera is mounted on the display device.

Abstract: A virtual position movement capturing apparatus includes a light emission unit, a reflection unit and a light receiving unit to define the position and movement of an user's finger, and generate corresponding signals of movement, single click, double click and drag to a computer system for issuing control commands to a graphical user interface to order the computer to operate.

Abstract: A machine case alarming mark has a plurality of color states that are alterable according to the level of thermal energy on the machine case to achieve an alarm effect. The mark is attached to the exterior of a computer casing and is visibly noticeable from the outside. The mark may be an irregular geometric pattern or a logo, and may be formed by a coating material or sticker.