Method for generating control data for controlling a laser device L for surgical correction of defective vision of an eye of a patient, wherein - the control data are designed for controlling a laser device which separates cornea tissue by radiating laser radiation into the cornea of the eye, - the control data are created such that the laser device, during operation in accordance with the control data, emits the laser radiation such that a volume in the cornea is isolated, the removal of which volume from the cornea brings about the desired correction of defective vision, and - for the purpose of determining the control data -- either a radius of curvature R CV * of the cornea reduced by the volume is calculated, wherein the radius of curvature R CV * is location-dependent and satisfies the following equation R CV * r φ = 1 / 1 / R CV r φ + B COR r φ / n c − 1 + F, wherein R CV (r,φ) is the local radius of curvature of the cornea before removal of the volume, n c is the refractive index of the material of the cornea, F is a factor, and B COR (r,φ) is the local refractive power change in a plane lying at the vertex of the cornea, this change being necessary for the desired correction of defective vision, -- or a refractive power B CV * of the cornea reduced by the volume is calculated, which refractive power is location-dependent and satisfies the following equation B * CV r φ = 1 1 B CV r φ + B COR r φ + F n C − 1 wherein B CV (r,φ) is the local refractive power of the cornea before removal of the volume, - wherein there are at least two radii r1 and r2 for which B COR (r=r1,φ)≠B COR (r=r2,φ) holds true, and - characterized in that the refractive power change B COR (r,φ) decreases continuously from a first value for r<r p to a second value for r=r s, wherein r s is the scotopic pupil radius and r p is the photopic pupil radius. - the control data are designed for controlling a laser device which separates cornea tissue by radiating laser radiation into the cornea of the eye, - the control data are created such that the laser device, during operation in accordance with the control data, emits the laser radiation such that a volume in the cornea is isolated, the removal of which volume from the cornea brings about the desired correction of defective vision, and - for the purpose of determining the control data -- either a radius of curvature R CV * of the cornea reduced by the volume is calculated, wherein the radius of curvature R CV * is location-dependent and satisfies the following equation R CV * r φ = 1 / 1 / R CV r φ + B COR r φ / n c − 1 + F, wherein R CV (r,φ) is the local radius of curvature of the cornea before removal of the volume, n c is the refractive index of the material of the cornea, F is a factor, and B COR (r,φ) is the local refractive power change in a plane lying at the vertex of the cornea, this change being necessary for the desired correction of defective vision, -- or a refractive power B CV * of the cornea reduced by the volume is calculated, which refractive power is location-dependent and satisfies the following equation B * CV r φ = 1 1 B CV r φ + B COR r φ + F n C − 1 wherein B CV (r,φ) is the local refractive power of the cornea before removal of the volume, -- either a radius of curvature R CV * of the cornea reduced by the volume is calculated, wherein the radius of curvature R CV * is location-dependent and satisfies the following equation R CV * r φ = 1 / 1 / R CV r φ + B COR r φ / n c − 1 + F, wherein R CV (r,φ) is the local radius of curvature of the cornea before removal of the volume, n c is the refractive index of the material of the cornea, F is a factor, and B COR (r,φ) is the local refractive power change in a plane lying at the vertex of the cornea, this change being necessary for the desired correction of defective vision, -- or a refractive power B CV * of the cornea reduced by the volume is calculated, which refractive power is location-dependent and satisfies the following equation B * CV r φ = 1 1 B CV r φ + B COR r φ + F n C − 1 wherein B CV (r,φ) is the local refractive power of the cornea before removal of the volume, - wherein there are at least two radii r1 and r2 for which B COR (r=r1,φ)≠B COR (r=r2,φ) holds true, and - characterized in that the refractive power change B COR (r,φ) decreases continuously from a first value for r<r p to a second value for r=r s, wherein r s is the scotopic pupil radius and r p is the photopic pupil radius.