发明名称 |
Imaging optical system, imaging device and imaging system |
摘要 |
<p>An imaging device includes two imaging optical systems each of the imaging optical systems including a wide-angle lens having an angle of view wider than 180 degrees, and an imaging sensor configured to image an image by the wide-angle lens, so as to obtain an image in a solid angle of 4À radian by synthesizing the images by the respective imaging optical systems, wherein the wide-angle lens of each of the imaging optical systems includes, in order from an object side to an image side, a front group having a negative power, a reflection surface and a back group having a positive power, and is configured to bend an optical axis of the front group by the reflection surface at 90 degrees toward the back group.</p> |
申请公布号 |
EP2573605(A3) |
申请公布日期 |
2013.04.24 |
申请号 |
EP20120182432 |
申请日期 |
2012.08.30 |
申请人 |
RICOH COMPANY, LTD. |
发明人 |
MASUDA, KENSUKE;TERAO, NORIYUKI;IRINO, YOSHIAKI;TANAKA, TOMONORI;IMAE, NOZOMI;HARADA, TORU;TAKENAKA, HIROKAZU;YAMAMOTO, HIDEAKI;SAWAGUCHI, SATOSHI;BESSHO, DAISUKE;SHOHARA, MAKOTO;SATOH, HIROYUKI |
分类号 |
G02B13/06;G02B17/02;H04N5/225 |
主分类号 |
G02B13/06 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|