Optical Quality and Vision with Iris-Coloring Soft Contact Lenses

Abstract

Iris-coloring soft contact lenses deteriorate the optical quality and worsen the contrast sensitivity function. Iris-coloring soft contact lens wearers should be informed about the effects on optical quality and visual function.

A review of cosmetic contact lens infections

“…3) [15]. These characteristics have been associated with visual disturbances, which may include visual field limitations, blurring of peripheral vision and increased higher-order aberrations resulting in a reduction in contrast sensitivity [16][17][18][19][20].…”

“…Tinting applied to lenses through various techniques may result in visual disturbances [16][17][18][19][20]. Light handling tints are often incorporated into lenses to provide increased user visibility.…”