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眼底カメラ
专利权人:
株式会社ニデック
发明人:
市川 直樹
申请号:
JP2007052101
公开号:
JP4937792B2
申请日:
2007.03.01
申请国别(地区):
JP
年份:
2012
代理人:
摘要:
A fundus camera capable of preferably photographing the periphery of a fundus irrespective of the state of an eye includes a photographing optical system having a photographing optical axis (L1) for photographing the fundus, a fundus observation optical system (30a) for picking up a fundus observation image, an alignment target projection optical system (50) for projecting an alignment target onto an anterior segment of the eye, an alignment target image detection optical system (60), a photographing unit (3) housing the systems, a moving mechanism (6,7) moving the unit for alignment of the axis, a fixation target presenting system (70) for guiding a visual line direction, a target presenting position being selectable or changeable, a display unit (8), and a controller (80) controlling the display unit to display the observation and target images, wherein the controller includes a program for forming and displaying a reticle mark in displaying the observation image varying the shape of the mark with the presenting position.
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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