Login| Sign Up| Help| Contact|

Patent Searching and Data


Title:
OPTICAL ELEMENT, POLARIZATION CONVERSION ELEMENT, IMAGE DISPLAY DEVICE, AND METHOD FOR MANUFACTURING OPTICAL ELEMENT
Document Type and Number:
WIPO Patent Application WO/2019/188010
Kind Code:
A1
Abstract:
An optical element according to one embodiment of the present technique is provided with a first glass substrate, a second glass substrate, an optical functional film and an inorganic bonding layer. The first glass substrate has a first bonding surface. The second glass substrate has a second bonding surface. The optical functional film covers the first bonding surface. The inorganic bonding layer is arranged between the optical functional film and the second bonding surface, and comprises a silicon compound bonded to the second bonding surface through direct bonding.

Inventors:
YONEZAWA, Gen (1-7-1 Konan Minato-k, Tokyo 75, 〒1080075, JP)
ABE, Shohei (1-7-1 Konan Minato-k, Tokyo 75, 〒1080075, JP)
TAKAHASHI, Yuichi (1-7-1 Konan Minato-k, Tokyo 75, 〒1080075, JP)
Application Number:
JP2019/008349
Publication Date:
October 03, 2019
Filing Date:
March 04, 2019
Export Citation:
Click for automatic bibliography generation   Help
Assignee:
SONY CORPORATION (1-7-1 Konan, Minato-ku Tokyo, 75, 〒1080075, JP)
International Classes:
G02B5/30; G02B5/20; G02F1/13; G02F1/1335; G03B21/00; G03B21/14
Foreign References:
JPH095518A1997-01-10
JP2017177519A2017-10-05
JPH09221342A1997-08-26
JP2012078605A2012-04-19
Attorney, Agent or Firm:
OMORI, Junichi (2nd Floor, U&M Akasaka Bldg. 7-5-47 Akasaka, Minato-k, Tokyo 52, 〒1070052, JP)
Download PDF: