摘要 |
A tonometer comprising an eye pressure measuring device including a fluid discharge device for discharging a fluid toward an eye to be tested, a pulse wave phase detecting device for detecting a phase cycle of pulse wave due to pulse fluctuation of the eye to be tested, a pulse wave phase area establishing device for establising whether or not an eye pressure measurement was carried out in any phase area of the pulse wave, according to an output pulse caused by a fluid discharge during the eye pressure measurement and an output of the pulse wave phase detecting device, and a recognizing device for recognizing a measured eye pressure value corresponding to a phase area of the eye pressure measuring time according to the output of the pulse wave phase area establishing device.
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