发明授权
US07792570B2 Opto-acoustic signal detection with coherent confocal microscopy 有权
具有相干共聚焦显微镜的光声信号检测

Opto-acoustic signal detection with coherent confocal microscopy
摘要:
A microscopy apparatus includes a heating source to provide a pulse of heating energy focused on a target to heat a localized region of the target, such as human tissue, to generate motion. A measuring source provides a measuring light beam focused on the target. A coherent confocal microscopy assembly focuses the measuring light beam on the target and returns a reflected signal from the target. A detection assembly receives the reflected signal from the target and detects a Doppler shift of the reflected signal. A scanning assembly scans pulses from the heating source over the target and scans the measuring light beam from the measuring source over the target to build up an image of a plane of the target.
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