Title:
LOUPE
Document Type and Number:
Japanese Patent JP2013109343
Kind Code:
A
Abstract:
To improve the usability of a hand-held loupe difficult to find a focal distance and used in trial and error.
A ring part 11 fitted on a particular finger of a hand 4 of a user is integrated with a lens 10. The shape of the lens is such that the lens can face the observation surface 5 while the hand is positioned vertically with the fifth finger 43 in contact with the observation surface. The focal distance of the lens is substantially equal to the operation distance in this position.
Inventors:
KAMIKADO TORU
IMAI EIKO
IMAI EIKO
Application Number:
JP2012247853A
Publication Date:
June 06, 2013
Filing Date:
October 25, 2012
Export Citation:
Assignee:
KAMIKADO TORU
International Classes:
G02B25/00