It is pointed out that, it is incorrect to speak of the ovoid spiral scanning system as an ellipticalscanning system.
指出把卵形螺旋线扫描系统叫做椭圆扫描系统是不正确的。
2
A complete design example of elliptical window optical system is demonstrated and the results show that the MTF of optical system approaches the diffraction limit across the entire scanning field.