Method for optimising and producing a spectacle lens for a specific situation of use for the correction of at least one astigmatic refraction of an eye of a spectacle wearer, which in a reference viewing direction -e z of the eye has a cylinder reference value Z 0 and a cylinder reference axis α 0, comprising a step of calculating or optimising the spectacle lens, which comprises: • determining an object distance a i for at least one evaluation site i b of the spectacle lens; • determining a transformed astigmatic refraction for the at least one evaluation site i b of the spectacle lens from the cylinder reference value Zo and the cylinder reference axis α 0 as a function of the specific object distance a i; and • optimising the spectacle lens in such a manner that for the at least one evaluation site i b a correction of the transformed astigmatic refraction is taken into consideration by means of the spectacle lens in the specific situation of use, wherein the determination of the transformed astigmatic refraction comprises a determination of a transformed cylinder value Z i and/or a transformed cylinder axis α i as a function of the specific object distance a i; wherein according to Z i = Z 0 + e Add + 1 a i − 2 + e Add + 1 a i − 2 S 0 − Z 0 Z 0 the transformed cylinder value Z i is dependent on a distance e between the spectacle lens and the principal plane of the eye and on a sphere S 0 of the refraction of the eye to be corrected determined for the reference viewing direction -e z, wherein Add denotes an increase in optical power from the reference viewing direction -e z to a viewing direction -e ζ of the eye corresponding to the at least one evaluation site i b, and wherein with a torsion reference axis e L perpendicular both to the reference viewing direction -e z and to a viewing direction -e ζ of the eye corresponding to the at least one evaluation site i b the transformed cylinder axis α i encloses a correction torsion angle ψ K, which differs from a reference torsion angle ψ 0 between the cylinder reference axis α 0 and the torsion reference axis e L by a torsion correction angle ψ Δ = sin θ Δ φ 1 + cos θ cos φ + Δ φ 2 which is dependent on the first Helmholtz angle θ and on the second Helmholtz angle φ of the viewing direction -e ζ of the eye corresponding to the at least one evaluation site i b and also on a convergence angle Δφ in accordance with Δ φ = − PD − a i Δ d y S xy + Δ Pr 0 a i − bʹ 1 + a i S xx as a function of a pupil distance PD of the spectacle wearer, of a centre of rotation vertex distance b' and components S xx and S xy of a power matrix S = S xx S xy S xy S yy of the spectacle lens, wherein the value ΔPr 0 denotes a prismatic effect and the value Δd y denotes a difference of the vertical lowering of vision between the left and right eye. • determining an object distance a i for at least one evaluation site i b of the spectacle lens; • determining a transformed astigmatic refraction for the at least one evaluation site i b of the spectacle lens from the cylinder reference value Zo and the cylinder reference axis α 0 as a function of the specific object distance a i; and • optimising the spectacle lens in such a manner that for the at least one evaluation site i b a correction of the transformed astigmatic refraction is taken into consideration by means of the spectacle lens in the specific situation of use,