However,in the processing of multispectral and hyperspectral,the usage of this technology has been restricted because of the unconsidering the chromatic aberration.

但在处理多、高像中,由于较少考虑色差信息而分类识别受到限制。

Apochromatic lens: Compound lens corrected for chromatic aberration, i.e. the three primary colours , red, green and blue are corrected. Also called Apochromat.

矫正色差的透镜：即是红、绿和蓝三原色的色差都已矫正。