| 摘要 |
PROBLEM TO BE SOLVED: To photograph a paper medium to be read in a bright and clear manner according to an opening/closing angle formed by a first housing and a second housing.SOLUTION: A tablet terminal device 11, in photographing a paper medium 12 to be read that is arranged on a first housing 13a by an imaging unit 6 that is provided to a second housing 13b, when an angle formed by the first housing 13a and the second housing 13b constituting a binder 13 is detected by an opening/closing angle sensor 9, controls brightness of a back light that illuminates a touch display unit 5 according to the opening/closing angle. |
