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Title:
IMAGE FORMING DEVICE, EYEGLASS LENS SELECTION SYSTEM, IMAGE FORMING METHOD, AND PROGRAM
Document Type and Number:
WIPO Patent Application WO/2019/138515
Kind Code:
A1
Abstract:
An image forming device comprises: a feature detection unit for detecting features from an image created by capturing a subject viewing a display device; a parameter calculation unit for calculating the distance between the subject and the display device and the direction of the subject's face on the basis of the position of the detected features and/or the distance between detected features; an image forming unit for creating a virtual field image when the subject views the display device through an eyeglass lens on the basis of the distance between the subject and the display device and the direction of the subject's face; and a display control unit for displaying the virtual field image on the display device.

Inventors:
CHO SUNGJIN (JP)
Application Number:
PCT/JP2018/000528
Publication Date:
July 18, 2019
Filing Date:
January 11, 2018
Export Citation:
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Assignee:
NIKON ESSILOR CO LTD (JP)
International Classes:
G02C13/00; A61B3/00; G09G5/00
Domestic Patent References:
WO2010044383A12010-04-22
WO2017047178A12017-03-23
WO2009122684A12009-10-08
Foreign References:
JP2015522834A2015-08-06
JPH07261724A1995-10-13
JP2010134460A2010-06-17
JP2009230699A2009-10-08
US20170052393A12017-02-23
JPS6023801B21985-06-10
Other References:
T. HORPRASERTY. YACOOBL. DAVIS: "Proceedings of the Second International Conference on Automatic Face and Gesture Recognition (US", 1996, IEEE, article "Computing 3-D Head Orientation from a Monocular Image Sequence", pages: 242 - 247
See also references of EP 3739376A4
Attorney, Agent or Firm:
NAGAI, Fuyuki et al. (JP)
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