| 摘要 |
PROBLEM TO BE SOLVED: To provide an operating knob with high grade lighting look which is illuminated from a light source arranged in a panel. SOLUTION: A core 2 formed with an opaque medium is constituted in such a manner as to be covered with a translucent member 3 on a control 1 illuminated from a light source 5 projected to the outside of a panel 7 and arranged in the panel 7.
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