Technology / Home Audio / Op Amp: (operational amplifier) An analog integrated circuit device having two opposite polarity inputs and one output; frequently used as a basic processing unit in the design of analog signal circuits.
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Technology / Digital Cameras / Optical Zoom: The ability to magnify a subject for close-ups, by adjusting the camera's lens assembly (thus the name 'optical'). Most current digital cameras include an optical zoom lens of some kind. The amount of MORE
Entertainment / Photography / Optical Wedge: Is a strip of material, clear at one end and gradually increasing in opacity, which is used to determine the effect of light intensities on sensitized materials. MORE
Entertainment / Photography / Optical Sensitizing: Is a method of increasing a films sensitivity by the use of dyes. MORE
Entertainment / Photography / Optical Glass: Is used for manufacturing lenses and prisms. It is specially manufactured to be free of defects and distortion, and to withstand heat and humidity. Each type f optical glass is classified according to MORE