Case 1: An 18-year-old man. On initial examination, he was diagnosed with central retinal vein occlusion (CRVO) due to optic papillitis. He had no previous systemic and ocular medical history.
View Article and Find Full Text PDFAn ultrasonic lateral displacement sensor utilizing air-coupled ultrasound transducers is proposed. The normally-distributed far field of an ultrasound transducer in a lateral direction is taken advantage of for measuring lateral displacement. The measurement system is composed of several air-coupled ultrasound transducers as a receiver and several transmitters.
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