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A Method of Checking Monitor Screens Using Photodiodes Disclosure Number: IPCOM000060659D
Original Publication Date: 1986-Apr-01
Included in the Prior Art Database: 2005-Mar-09

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Cutshaw, RR [+details]


A technique is described whereby photodiodes are used to measure distortion, geometry, tilt, linearity, color tint and other parameters of cathode ray monitor screens. The photodiode technique eliminates the need for special cameras which may be used in checking monitor screens.