Achromatic lens A lens which refracts light of most colours equally, i. E. Corrected for blue and green light of the primaries.See Apochromatic lens.

• 消色差透镜能够把大多数色光作等量折射的透镜。是消除三原色里的蓝光和绿光的色差。参阅复消色差透镜。