Pencil sharpener. A pencil sharpener (also referred to in Ireland as a parer or topper) is a device for sharpening a pencil's writing point by shaving away its worn surface. Pencil sharpeners may be operated manually or by an electric motor.
5D camera. A broadcast TV camera that shoots 2D and 3D video simultaneously. Canadian film director James Cameron champions the need for 5D cameras in order to promote 3D content, which is more economical to capture when the 3D format is recorded at the same time as 2D.The Cameron Pace Group features its Shadow Vision technology, which places a 3D camera on top of a 2D camera.ince that time, Canon has successively launched innovative products that capitalize on the Company's strengths in CMOS sensors, image processors and EF lenses, such as the professional-model EOS-1 camera series and game-changing EOS.
Analog cameras are cameras that generate a video signal in analog format. The analog signal is digitized by an image acquisition device. The video signal is based on the television standard, making analog the most common standard for representing video signals. You may have heard the term charge-coupled device (CCD), and wondered how it relates to the analog video signal.