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Visual acuity examination device
专利权人:
株式会社タカギセイコー
发明人:
相馬 聖一,▲高▼坂 紀一
申请号:
JP2014238123
公开号:
JP6357085B2
申请日:
2014.11.25
申请国别(地区):
JP
年份:
2018
代理人:
摘要:
PROBLEM TO BE SOLVED: To provide a visual acuity testing device capable of determining a visual acuity value with higher accuracy.SOLUTION: A visual acuity testing device comprises a target display part having a target plane 10 in which a target list 12 to be viewed by a subject is displayed, an operation part that can be operated by an operator so as to make targets displayed in the target display part selectable, and a control part. The target arrangement table presented to the operation part includes targets including those positioned beyond the target plane 10 longitudinally/laterally. The operation part or the control part has generation means for automatically generating the target list 12. The control part makes a control so that targets positioned beyond the target plane 10 are displayed within the target plane 10. The operation part or the control part has a storage part in which the target list 12 corresponding to the target arrangement table is stored.SELECTED DRAWING: Figure 1
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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