URL：https://4.bp.blogspot.com/-1DBqI-meZ54/Xjt_yw5mWPI/AAAAAAAAb1U/9HJq8cUiLL8jhomcgmlLwZu0hXbOYIbCACKgBGAsYHg/s1600/DSC00260.JPG
掲載元：https://www.nagahitoyuki.com/2016/02/pressing-the-camera-shutter-lightly-will-prevent-camera-shake-so-as-to-capture-the-image-reliably.html
