Stock Photo: SIGHT. SIGHT The accommodation _ anatomy. The visual accommodation enables to send a clear image to the retina, either in far or near vision. It is done by deformation of the eye lens, elastic lens. The ciliary muscles contract or relax, generating or not a traction of the zonula or zonule of Zinn, the suspensory ligament of the lens. The eye lens is then flattened or bulged. See. images 0351707 and 0351807 for the eye lens in action.