<prompt> Riders cataract is seen inBlue dot cataractZonular cataractAnterior capsular cataractCoronary cataract  <response>: The opacity in zonular lamellar cataract is usually sharply demarcated and the area of the lens within and around the opaque zone is clear, although linear opacities like spokes of a wheel, called riders may run outwards towards the equator. 