This part of YY 0290 applies to intraocular lenses that provide two or more rotationally symmetric optical powers in the optical zone, and to provide additional useful vision beyond one distance (near and distance) to achieve correction of aphakia. For the main purpose of intraocular lens. NOTE: The term "near vision" as used in this part of YY 0290 includes useful vision at the location where benefit is claimed; for example, near and/or intermediate distance.