| 摘要 |
PROBLEM TO BE SOLVED: To provide a display device with a high quality display device and touch panel, having a thickness designed in a flexible range with high accuracy according to the characteristics of a liquid crystal to be used or according to a driving method without using any particulate spacers.SOLUTION: A semiconductor device includes a display device having a first substrate, a second substrate, and a plurality of columnar spacers 3005 disposed between the first and the second substrates, and a touch panel including an optical detection element. The mechanical strength is reinforced by the columnar spacers so as to obtain a robust panel. |
