Title:
【発明の名称】近赤外域ズームレンズ
Document Type and Number:
Japanese Patent JP2717561
Kind Code:
B2
Inventors:
Nobutaka Mineto
Application Number:
JP28098188A
Publication Date:
February 18, 1998
Filing Date:
November 07, 1988
Export Citation:
Assignee:
Asahi Optical Co., Ltd.
International Classes:
G02B15/16; G02B15/167; (IPC1-7): G02B15/167
Domestic Patent References:
| JP60133409A |
Attorney, Agent or Firm:
Itami Tatsuo