結像光学系及びそれを備えた光学装置

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专利权人:

OLYMPUS CORP

发明人:

UEMURA RYOSUKE,植村 亮介,AMAUCHI TAKAHIRO,天内 隆裕,IIJIMA KYOKO,飯島 恭子

申请号：

JP2015182835

公开号：

JP2017058499A

申请日:

2015.09.16

申请国别(地区):

JP

年份:

2017

代理人:

摘要：

PROBLEM TO BE SOLVED: To provide an imaging optical system which is compact and yet offers a wide view angle and high imaging performance, and to provide an optical device having the same.SOLUTION: An imaging optical system, which is configured to form an image that is concavely curved toward the object side, includes an object-side optical surface located on the most object side and an image-side optical surface located on the most image side, and satisfies the following conditional expressions (1), (2), (3) and (4): 0≤Re/R1<0.8 ...(1), Re/TL<0 ...(2), EXP60/f<0 ...(3), 0

来源网站：

中国工程科技知识中心

来源网址：

http://www.ckcest.cn/home/