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Patent Searching and Data


Title:
CIRCLE PATTERN
Document Type and Number:
Japanese Patent JP2020074017
Kind Code:
A
Abstract:
To provide a lens unit which, by being mounted to a camera, is used for adapting to the imaging of a dot pattern, etc.SOLUTION: Provided is a lens unit mounted to the camera of a smartphone, etc., comprising: a cylindrical lens holder provided at both ends with a lower opening and an upper opening fitted so as to enclose the imaging port of the camera; a lens arranged at a prescribed position inside of the cylindrical lens holder; and an ID medium for authentication, which is mounted to the upper opening of the lens holder. The lens unit is also constituted to comprise a cylindrical lens holder provided at both ends with a lower opening and an upper opening fitted so as to enclose the imaging port of the camera, a lens arranged at a prescribed position inside of the cylindrical lens holder, and an adjuster for appropriately adjusting the distance from the lens to the camera and provided in the lower opening of the lens holder.SELECTED DRAWING: Figure 55

Inventors:
YOSHIDA KENJI
Application Number:
JP2020001080A
Publication Date:
May 14, 2020
Filing Date:
January 07, 2020
Export Citation:
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Assignee:
GRIDMARK INC
International Classes:
G03B17/56; G02B7/02; G03B11/00; G03B15/02; G03B17/14; H04N5/225



 
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