The interchanging of knowledge and experience about teaching and producing haptic picture was not enough, and research in this field was not enough, either.

• 5.；目前图像资讯的制作仍缺乏交流互动，且未就图像的呈现方式进行研发与讨论，导致国内在视障图像的推行成效十分地缓慢。