Title:
【発明の名称】近距離収差変動の少ない高変倍率ズームレンズ
Document Type and Number:
Japanese Patent JP3060118
Kind Code:
B2
Inventors:
Takanori Yamanashi
Application Number:
JP1610991A
Publication Date:
July 10, 2000
Filing Date:
February 07, 1991
Export Citation:
Assignee:
Olympus Optical Co., Ltd.
International Classes:
G02B15/20; G02B15/22; (IPC1-7): G02B15/20
Domestic Patent References:
| JP63153511A | ||||
| JP273211A | ||||
| JP2287507A | ||||
| JP2207210A | ||||
| JP58178317A | ||||
| JP2244110A | ||||
| JP63205629A | ||||
| JP6389813A | ||||
| JP61258217A | ||||
| JP317609A | ||||
| JP5429659A | ||||
| JP6276313U |
Attorney, Agent or Firm:
Hiroshi Nirazawa (7 outside)