A method of manufacturing of a lens for an eye according to a reference eye, the lens comprising: an optical axis; an aberration profile about the optical axis; a focal distance; and at least two optical surfaces; wherein the lens's optical properties can be characterised upon testing by at least the following properties: two or more higher order aberrations having one or more of the following components: a primary spherical aberration C , a secondary spherical aberration C , a tertiary spherical aberration C , a quaternary spherical aberration C , a pentanary spherical aberration C , a hexanary spherical aberration C , a heptanary spherical aberration C , an octanary spherical aberration C and a nanonary spherical aberration C ; and wherein the aberration profile when tested on the reference eye selected from one or more of the following: an individual eye, both eyes of an individual person, statistical representation of eyes a sample of an affected population, computational model of an eye and or computational model of eyes of an affected population, results in a retinal image quality, RIQ, with a through focus slope so that the RIQ decreases in a direction of eye growth, where the RIQ is determined by a visual Strehl Ratio that is measured substantially along the optical axis; and the RIQ is measured for the reference eye and is measured along the optical axis for at least one pupil diameter in the range 3 mm to 5 mm, over a spatial frequency range of 0 to 30 cycles/degree inclusive, at a wavelength selected from within the range 540 nm to 590 nm inclusive, a power profile is associated with the optical axis and the power profile has a transition between a maxima and a minima, and the maxima is within 0.2 mm of the centre of the optic zone and the minima is less than or equal to 0.3 mm distance from the maxima; wherein the amplitude of the transition between the maxima and the minima is at least 2.5D, wherein the transition between the maxima and the minima is one or more of the following: continuous, discontinuous, monotonic and non-monotonic. an optical axis; an aberration profile about the optical axis; a focal distance; and at least two optical surfaces; wherein the lens's optical properties can be characterised upon testing by at least the following properties: two or more higher order aberrations having one or more of the following components: a primary spherical aberration C , a secondary spherical aberration C , a tertiary spherical aberration C , a quaternary spherical aberration C , a pentanary spherical aberration C , a hexanary spherical aberration C , a heptanary spherical aberration C , an octanary spherical aberration C and a nanonary spherical aberration C ; and wherein the aberration profile when tested on the reference eye selected from one or more of the following: an individual eye, both eyes of an individual person, statistical representation of eyes a sample of an affected population, computational model of an eye and or computational model of eyes of an affected population, results in a retinal image quality, RIQ, with a through focus slope so that the RIQ decreases in a direction of eye growth, where the RIQ is determined by a visual Strehl Ratio that is measured substantially along the optical axis; and the RIQ is measured for the reference eye and is measured along the optical axis for at least one pupil diameter in the range 3 mm to 5 mm, over a spatial frequency range of 0 to 30 cycles/degree inclusive, at a wavelength selected from within the range 540 nm to 590 nm inclusive, <EOS>