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OPHTHALMIC APPARATUS
专利权人:
Tomey Corporation
发明人:
Yuji Nozawa,Chihiro Kato,Takashi Kamo
申请号:
US16562883
公开号:
US20200077882A1
申请日:
2019.09.06
申请国别(地区):
US
年份:
2020
代理人:
摘要:
An ophthalmic apparatus includes: a light source; a measurement optical system that irradiates an eye with light from the source and guides reflected light from the eye; a reference optical system that guides the light from the source to use the light from the source as reference light; an abnormality detection optical system that has an optical path length of a predetermined length and to guide the light from the source to use the light from the source as abnormality detection light; a light receiving element that receives measurement interference light being combination of the reflected light from the eye and the reference light and abnormality detection interference light being combination of the abnormality detection light and the reference light, and the ophthalmic apparatus determines whether the measurement interference light is abnormal based on waveform of an abnormality detection interference signal outputted from the light receiving element.
来源网站:
中国工程科技知识中心
来源网址:
http://www.ckcest.cn/home/

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