Title:
【発明の名称】コリメータレンズ
Document Type and Number:
Japanese Patent JP2711127
Kind Code:
B2
Inventors:
Katsuaki Ono
Application Number:
JP2822389A
Publication Date:
February 10, 1998
Filing Date:
February 07, 1989
Export Citation:
Assignee:
Ricoh Optical Co., Ltd.
International Classes:
G02B9/12; G02B27/30; (IPC1-7): G02B9/12; G02B27/30
Domestic Patent References:
| JP57154213A | ||||
| JP60176012A | ||||
| JP62237413A | ||||
| JP61259215A |
Attorney, Agent or Firm:
Toru Kabayama (1 person outside)