causes contours of oblique orientation to appear sharply focused whereas other orientations will appear blurred even when the astigmatism has actually been cured by a professional. Meridional Amblyopia is caused by an astigmatism in the eye.
MERIDIONAL AMBLYOPIA: “Meridional amblyopia is caused by a astigmatism and results in, even after the astigmatism has been correct, blurred vision of focussed object images.”