Title:
【発明の名称】ティルトズームレンズ系
Document Type and Number:
Japanese Patent JP3193387
Kind Code:
B2
Inventors:
Yukio Hasushita
Shuji Yoneyama
Koichi Maruyama
Takayuki Ito
Shuji Yoneyama
Koichi Maruyama
Takayuki Ito
Application Number:
JP7358191A
Publication Date:
July 30, 2001
Filing Date:
January 17, 1991
Export Citation:
Assignee:
Asahi Optical Co., Ltd.
International Classes:
G02B15/16; G02B27/18; G03B5/04; (IPC1-7): G02B15/16; G03B5/04
Domestic Patent References:
| JP6195308A | ||||
| JP51260Y1 |
Attorney, Agent or Firm:
Suzuki Akio