| 摘要 |
PROBLEM TO BE SOLVED: To make photographable an optimum iris image (i.e., iris image which is larger than a specific size, all put in a photographic frame, and in focus) in a short time. SOLUTION: The photographing device is provided with a half-mirror and a mirror and a user can photograph an optimum iris image by moving the photographing device so that an iris image of the user is reflected excellently in both the half-mirror and mirror. |
