Title:
PORTABLE CONCAVE LENS
Document Type and Number:
Japanese Patent JP2006209046
Kind Code:
A
Abstract:
To provide a concave lens for shortsightedness which can be carried compactly and can easily be taken out and used as an assistant for spectacles when it is hard to see things at a distance.
Disclosed is the concave lens for shortsightedness which can be carried compactly and used as an assistant for spectacles, the concave lens being easy to use according to eyesight.
Inventors:
NAKAYAMA SHINO
Application Number:
JP2005054601A
Publication Date:
August 10, 2006
Filing Date:
January 31, 2005
Export Citation:
Assignee:
NAKAYAMA SHINO
International Classes:
G02C7/08; G02C9/00