| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide an information input unit and the like that can save space and less restraint on a key-touch operation. <P>SOLUTION: The information input unit comprises a refection unit (11B) provided with one or a plurality of reflection members (11C) having a retro-reflection feature, attaching elements (11c, etc.) for attaching the reflection unit to the finger of an operator and changing mechanisms (11S, 11a<SB>1</SB>, etc.) for changing the reflectance distribution of a reflection element according to finger pressure applied to the tip of the finger. <P>COPYRIGHT: (C)2005,JPO&NCIPI</p> |
