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IMAGING DEVICE AND ENDOSCOPE
专利权人:
OLYMPUS CORPORATION
发明人:
IWASAKI, Seiji,IGUCHI, Takehiko
申请号:
EP15796326
公开号:
EP3133431A4
申请日:
2015.04.10
申请国别(地区):
EP
年份:
2017
代理人:
摘要:
An image pickup apparatus includes: a movable lens frame 40 internally holding a movable lens 41, and including magnets 60a to 60d and 70a to 70d that are provided on an outer circumferential surface 40g a holding frame 30 internally holding the movable lens frame 40 movably in an optical axis direction L, and including coils 21 and 22 that are wound on an outer circumferential surface 30g, the coils 21 and 22 generating, in response to energization, driving force with respect to the magnets 60a to 60d and 70a to 70d that are provided to face the coils 21 and 22 and a magnetic member 50 provided on an outside of the outer circumferential surface 30g of the holding frame 30 in a radial direction K, the magnetic member 50 facing the magnets 60c and 70c only in one direction K1 of a plurality of directions configuring the radial direction K, and the magnetic member 50 generating attracting force with respect to the magnets 60c and 70c.
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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