Invention Grant
- Patent Title: Optical glass
- Patent Title (中): 光学玻璃
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Application No.: US12491541Application Date: 2009-06-25
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Publication No.: US08110514B2Publication Date: 2012-02-07
- Inventor: Tomoaki Negishi , Xuelu Zou
- Applicant: Tomoaki Negishi , Xuelu Zou
- Applicant Address: JP Tokyo
- Assignee: Hoya Corporation
- Current Assignee: Hoya Corporation
- Current Assignee Address: JP Tokyo
- Agency: Nixon & Vanderhye P.C.
- Priority: JP2008-168804 20080627; JP2009-138020 20090609
- Main IPC: C03C3/155
- IPC: C03C3/155 ; C03C3/15 ; C03C3/066
Abstract:
An optical glass that is an oxide glass having a very high refractive index in spite of its low-dispersion property, having excellent glass stability and having less susceptibility to coloring.
Public/Granted literature
- US20090325779A1 OPTICAL GLASS Public/Granted day:2009-12-31
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