Method and system for determining at least one optical parameter of an optical lens

A computer program product comprising instructions which, when the program is executed by a computer, cause the computer to carry out a method for determining at least one optical parameter of at least one spectacle lens, the method comprising the following steps:

• a) capturing at least one image picturing at least one spectacle lens by using at least one camera, wherein the at least one camera generates at least one signal related to a position of a focus of the at least one camera;
• and
• b) determining at least one optical parameter of the at least one spectacle lens by processing the at least one image and by using the at least one signal related to the position of the focus of the at least one camera,
• wherein the at least one optical parameter of the at least one spectacle lens is determined by comparing the at least one signal related to the position of the focus of the at least one camera to at least one further signal related to a further position of the focus of the at least one camera in at least one further image not picturing the at least one spectacle lens.

A method for producing at least one optical lens, wherein the producing of the at least one optical lens comprises processing at least one lens blank by adjusting at least one optical parameter of the at least one spectacle lens, wherein the at least one optical parameter of the at least one spectacle lens is determined by a method for determining at least one optical parameter of at least one spectacle lens, the method for determining the at least one optical parameter comprising the following steps:

• a) capturing at least one image picturing at least one spectacle lens by using at least one camera, wherein the at least one camera generates at least one signal related to a position of a focus of the at least one camera;
• and
• b) determining at least one optical parameter of the at least one spectacle lens by processing the at least one image and by using the at least one signal related to the position of the focus of the at least one camera,
• wherein the at least one optical parameter of the at least one spectacle lens is determined by comparing the at least one signal related to the position of the focus of the at least one camera to at least one further signal related to a further position of the focus of the at least one camera in at least one further image not picturing the at least one spectacle lens.

A method for determining at least one optical parameter of at least one spectacle lens, the method comprising the following steps:

• a) capturing at least one image picturing the at least one spectacle lens by using at least one camera, wherein the at least one camera generates at least one signal related to a position of a focus of the at least one camera, wherein at least one focus of the at least one camera is adjusted to at least one object in space in at least one first distance to the at least one optical lens and in at least one second distance to the at least one camera;
• and
• b) determining at least one optical parameter of the at least one spectacle lens by processing the at least one image and by using the at least one signal related to the position of the focus of the at least one camera, wherein the at least one optical parameter of at least one optical lens is determined by processing the at least one image by further capturing the at least one object in space in the at least one first distance to the at least one optical lens and in the at least one second distance to the at least one camera,
• wherein the at least one optical parameter of the at least one spectacle lens is determined by using at least one known geometric distortion in the at least one image by using the at least one camera, wherein at least one observed geometric distortion in the at least one image is related to the at least one optical parameter of the at least one spectacle lens by applying a known relationship.

A computer program product comprising instructions which, when the program is executed by a computer, cause the computer to carry out the method for determining at least one optical parameter of at least one spectacle lens, the method comprising the following steps:

• a) capturing at least one image picturing at least one spectacle lens by using at least one camera, wherein the at least one camera generates at least one signal related to a position of a focus of the at least one camera, wherein at least one focus of the at least one camera is adjusted to at least one object in space in at least one first distance to the at least one optical lens and in at least one second distance to the at least one camera;
• and
• b) determining at least one optical parameter of the at least one spectacle lens by processing the at least one image and by using the at least one signal related to the position of the focus of the at least one camera, wherein the at least one optical parameter of at least one optical lens is determined by processing the at least one image by further capturing the at least one object in space in the at least one first distance to the at least one optical lens and in the at least one second distance to the at least one camera,
• wherein the at least one optical parameter of the at least one spectacle lens is determined by using at least one known geometric distortion in the at least one image by using the at least one camera, wherein at least one observed geometric distortion in the at least one image is related to the at least one optical parameter of the at least one spectacle lens by applying a known relationship.

A method for producing at least one optical lens, wherein the producing of the at least one optical lens includes processing at least one lens blank by adjusting at least one optical parameter of the at least one spectacle lens, wherein the at least one optical parameter of the at least one spectacle lens is determined by a method for determining at least one optical parameter of at least one spectacle lens, the method for determining the at least one optical parameter comprising the following steps:

• a) capturing at least one image picturing at least one spectacle lens by using at least one camera, wherein the at least one camera generates at least one signal related to a position of a focus of the at least one camera, wherein at least one focus of the camera is adjusted to at least one object in space in at least one first distance to the at least one optical lens and in at least one second distance to the at least one camera;
• and
• b) determining at least one optical parameter of the at least one spectacle lens by processing the at least one image and by using the at least one signal related to the position of the focus of the at least one camera, wherein the at least one optical parameter of at least one optical lens is determined by processing the at least one image by further capturing the at least one object in space in the at least one first distance to the at least one optical lens and in the at least one second distance to the at least one camera,
• wherein the at least one optical parameter of the at least one spectacle lens is determined by using at least one known geometric distortion in the at least one image by using the at least one camera, wherein at least one observed geometric distortion in the at least one image is related to the at least one optical parameter of the at least one spectacle lens by applying a known relationship.

A system for determining at least one optical parameter of at least one spectacle lens, the system comprising:

• at least one camera, wherein the at least one camera is configured to capture at least one image picturing the at least one spectacle lens and to generate at least one signal related to a position of a focus of the at least one camera, and wherein at least one focus of the at least one camera is adjusted to at least one object in space in at least one first distance to the at least one optical lens and in at least one second distance to the at least one camera;
• at least one evaluation unit, wherein the at least one evaluation unit is configured to determine at least one optical parameter of the at least one spectacle lens by processing the at least one image and by using the at least one signal related to the position of the focus of the at least one camera, wherein the at least one optical parameter of at least one optical lens is determined by processing the at least one image by further capturing the at least one object in space in the at least one first distance to the at least one optical lens and in the at least one second distance to the at least one camera,
• wherein the at least one evaluation unit is further configured to determine the at least one optical parameter of the at least one spectacle lens by using at least one known geometric distortion in the at least one image by using the at least one camera, wherein at least one observed geometric distortion in the at least one image is related to the at least one optical parameter of the at least one spectacle lens by applying a known relationship.

A method for determining at least one optical parameter of at least one spectacle lens, the method comprising the following steps:

• a) capturing at least one image picturing the at least one spectacle lens by using at least one camera, wherein the at least one camera generates at least one signal related to a position of a focus of the at least one camera, wherein at least one focus of the at least one camera is adjusted to at least one object in space in at least one first distance to the at least one optical lens and in at least one second distance to the at least one camera;
• and
• b) determining at least one optical parameter of the at least one spectacle lens by processing the at least one image and by using the at least one signal related to the position of the focus of the at least one camera, wherein the at least one optical parameter of at least one optical lens is determined by processing the at least one image by further capturing the at least one object in space in the at least one first distance to the at least one optical lens and in the at least one second distance to the at least one camera,
• wherein the at least one optical parameter of the at least one spectacle lens is determined by using at least one marking comprised by the at least one spectacle lens, wherein at least one alteration of the at least one marking in the at least one image is related to the at least one optical parameter of the at least one spectacle lens by applying a known relationship.

A computer program product comprising instructions which, when the program is executed by a computer, cause the computer to carry out the method for determining at least one optical parameter of at least one spectacle lens, the method comprising the following steps:

• a) capturing at least one image picturing at least one spectacle lens by using at least one camera, wherein the at least one camera generates at least one signal related to a position of a focus of the at least one camera, wherein at least one focus of the at least one camera is adjusted to at least one object in space in at least one first distance to the at least one optical lens and in at least one second distance to the at least one camera;
• and
• b) determining at least one optical parameter of the at least one spectacle lens by processing the at least one image and by using the at least one signal related to the position of the focus of the at least one camera, wherein the at least one optical parameter of at least one optical lens is determined by processing the at least one image by further capturing the at least one object in space in the at least one first distance to the at least one optical lens and in the at least one second distance to the at least one camera,
• wherein the at least one optical parameter of the at least one spectacle lens is determined by using at least one marking comprised by the at least one spectacle lens, wherein at least one alteration of the at least one marking in the at least one image is related to the at least one optical parameter of the at least one spectacle lens by applying a known relationship.

A method for producing at least one optical lens, wherein the producing of the at least one optical lens includes processing at least one lens blank by adjusting at least one optical parameter of the at least one spectacle lens, wherein the at least one optical parameter of the at least one spectacle lens is determined by a method for determining at least one optical parameter of at least one spectacle lens, the method for determining the at least one optical parameter comprising the following steps:

• a) capturing at least one image picturing at least one spectacle lens by using at least one camera, wherein the at least one camera generates at least one signal related to a position of a focus of the at least one camera, wherein at least one focus of the at least one camera is adjusted to at least one object in space in at least one first distance to the at least one optical lens and in at least one second distance to the at least one camera;
• and
• b) determining at least one optical parameter of the at least one spectacle lens by processing the at least one image and by using the at least one signal related to the position of the focus of the at least one camera, wherein the at least one optical parameter of at least one optical lens is determined by processing the at least one image by further capturing the at least one object in space in the at least one first distance to the at least one optical lens and in the at least one second distance to the at least one camera,
• wherein the at least one optical parameter of the at least one spectacle lens is determined by using at least one marking comprised by the at least one spectacle lens, wherein at least one alteration of the at least one marking in the at least one image is related to the at least one optical parameter of the at least one spectacle lens by applying a known relationship.

A system for determining at least one optical parameter of at least one spectacle lens, the system comprising:

• at least one camera, wherein the at least one camera is configured to capture at least one image picturing the at least one spectacle lens and to generate at least one signal related to a position of a focus of the at least one camera, and wherein at least one focus of the at least one camera is adjusted to at least one object in space in at least one first distance to the at least one optical lens and in at least one second distance to the at least one camera;
• at least one evaluation unit, wherein the at least one evaluation unit is configured to determine at least one optical parameter of the at least one spectacle lens by processing the at least one image and by using the at least one signal related to the position of the focus of the at least one camera, wherein the at least one optical parameter of at least one optical lens is determined by processing the at least one image by further capturing the at least one object in space in the at least one first distance to the at least one optical lens and in the at least one second distance to the at least one camera,
• wherein the at least one evaluation unit is further configured to determine the at least one optical parameter of the at least one spectacle lens by using at least one marking comprised by the at least one spectacle lens, wherein at least one alteration of the at least one marking in the at least one image is related to the at least one optical parameter of the at least one spectacle lens by applying a known relationship.