| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide an operation device that can make a user intuitively determine a high-order operation part for operating high-order layers and a low-order operation part for operating low-order layers. <P>SOLUTION: The operation device that selects a function to be operated among a plurality of functions by operating the high-order layers, selects an operation item of the function to be operated by operating layers below the high-order layers, and adjusts operation of the function to be operated, is provided with low-order operation means of operating the low-order layers, and high-order operation means arranged in an area annularly surrounding the low-order operation means and operating the high-order layers. <P>COPYRIGHT: (C)2012,JPO&INPIT |
