| 摘要 |
Portable terminal (20) of this invention includes image display portion (7) that displays an image, and key operation portion (8) that displays an image corresponding to a function and/or input keys (4a) corresponding to a function and that enables an input operation using input keys (4a). Key operation portion (8) includes transmission/diffusion switchable film (2) that transmits or diffuses light from light source (3).
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