A patient complains of impaired far vision. Previously his eyes often turned red and hurt. Objectively: the eyes are not irritated, the cornea is transparent, anterior chambers are median deep, their liquid is transparent. The iris of the right eye has not changed in colour, its pattern is unchanged. The pupil is of irregular shape, scalloped. Biomicroscopy of the crystalline lens reveals the areas of opacity and vacuoles. Make a diagnosis: