多媒体教室拍摄电视时所产生照明与录音问题的解决方案

How to Solve the Problem of Lighting and Record in TV Operation at Multimedia Classroom

在多媒体教室拍摄电视教材,已在远程教学与网络教学中得到广泛的应用。但是由于多媒体教室使用投影仪,使得教师与银幕产生巨大的亮度反差,另外多媒体教室的学生人数大多在100人以上,这又给在互动教学时,学生的录音工作带来困难。本文根据电视照明与录音特征,提出了解决照明与录音问题方法。

TV teaching material operation in multimedia classroom has been widely used in distance teaching and web-based teaching.But there are some problems,such as brightness contrast between the teacher and screen because of using overhead in multimedia classroom,record difficulty in interaction teaching because of lots of students,so something must be done to alleviate the problem.