More common in platter transport systems. The portion of the sound track that is recorded by the voice artists and spoken by the characters on the screen. An adjustable opening mounted behind or between the elements or a lens used to control the amount of light that reaches the film. Alternatively, by selecting certain other materials for the deposit, IR radiation can be reflected and visible radiation transmitted, thus providing an efficient heat filter for arc radiation devices. The spreading of light as it passes the edges of opaque objects or through narrow slits.
Light also is diffracted when passing through a lens.
The effects of this distortion on images is greater as the aperture becomes srnaller. The spreading of light rays from a rough reflecting surface or by transmission of light through a translucent material. Sound-recording process in which sound waves are recorded as digital bits. Digital recording produces high-quality true sound that does not contain any system noise. A forrnat which stores an image on tape as a binary code, allowing it to be moved through various digital devices with minimal loss of quality.