Title:
光学素子の製造方法
Document Type and Number:
Japanese Patent JP6964050
Kind Code:
B2
Abstract:
Provided is a method of producing an optical element. The method includes heating a preform that is made of a fluorophosphate glass material to alter a region including a surface of the preform to form a protection layer; and performing press molding on the preform with the formed protection to form a molded object having an optical element shape.
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Inventors:
Taku Nose
Hironori Hironori
Hironori Hironori
Application Number:
JP2018136456A
Publication Date:
November 10, 2021
Filing Date:
July 20, 2018
Export Citation:
Assignee:
Olympus Endo Technology America Inc.
International Classes:
C03B11/00; C03B25/02; G02B1/11
Domestic Patent References:
| JP2014139117A | ||||
| JP2012051790A | ||||
| JP2010168224A | ||||
| JP2017036175A | ||||
| JP2016124767A | ||||
| JP2003149172A | ||||
| JP2008105874A | ||||
| JP2007197283A | ||||
| JP5916934B2 |
Attorney, Agent or Firm:
Sakai International Patent Office