Optical scanner having multiple, simultaneous scan lines with different focal lengths
An optical scanner uses frequency modulation and detection techniques to produce and utilize multiple, simultaneous scan patterns in which corresponding scan lines have different focal lengths. Two or more solid state lasers are modulated at unique frequencies. The frequency modulated output beams p...
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Main Authors | , , |
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Format | Patent |
Language | English |
Published |
27.05.1986
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Edition | 4 |
Subjects | |
Online Access | Get full text |
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