电视系统按用途可以分为广播电视和应用电视两大类。广播电视向大众提供电视节目,丰富人们的精神文化生活,大家非常熟悉;应用电视是广播电视之外所有电视的统称,也称为非广播电视,许多人并不很熟悉。无论广播电视还是应用电视,都需要摄像机。应用电视中广泛采用的是CCD摄像机。 TV system by purpose can be divided into two major categories of radio and television applications. Radio and television provide television programs to the public and enrich people’s spiritual and cultural life. Everyone is very familiar with this. Television is a general term for all television except radio and television, also known as non-broadcast television, and many people are not very familiar with it. Cameras are required for both broadcast television and application television. Widely used in television applications is the CCD camera.