RU2021124905A - DEVICE, SYSTEM AND METHOD FOR DETERMINING ONE OR MORE PARAMETERS OF REFRACTIVE ANOMALITY IN EXAMINED EYE - Google Patents

Claims (51)

1. A product containing one or more tangible computer-readable non-durable storage media containing computer-executable instructions configured to, when executed by at least one computer processor, enable said at least one computer processor to cause a computing device to: process the depth mapping information to identify the depth information of the examined eye, and determine one or more refractive error parameters of the subject eye based on said depth information of the subject eye. 2. The product of claim 1, wherein said instructions, when executed, cause the computing device to identify, based on said depth mapping information, a depth value captured through the lens of the subject eye and determine one or more refractive error parameters of the subject eye based on said value. depths. 3. The product of claim 2, wherein said depth value captured through the lens of the subject eye contains a depth value corresponding to the retina of the subject eye. 4. The product of claim 1, wherein said instructions, when executed, cause the computing device to determine one or more refractive error parameters of the subject eye based on the distance between the subject eye and the depth information capture device with which the depth mapping information is captured. . 5. The product of claim 4, wherein said instructions, when executed, cause the computing device to determine the distance between the eye being examined and the depth capture device based on the depth mapping information. 6. The product of claim 4, wherein said instructions, when executed, cause the computing device to identify, based on the depth mapping information, a depth value corresponding to a predetermined area of the subject eye, and to determine the distance between the subject eye and the depth information capture device based on the specified depth value corresponding to the specified area of the examined eye. 7. The product of claim. 6, in which the specified predetermined area of the examined eye contains the sclera of the examined eye or an opaque area around the pupil of the examined eye. 8. The product of claim 4, wherein the instructions, when executed, cause the computing device to determine the distance between the eye being examined and the depth capture device based on the position information corresponding to the position of the depth capture device. 9. The product of claim 4, wherein said instructions, when executed, cause the computing device to determine one or more refractive error parameters of the eye being examined by determining a power correction factor, denoted ΔP, as follows:

Where u' denotes the depth value based on the depth mapping information, and d denotes a distance value based on the distance between the eye being examined and the depth information capture device. 10. The product of claim 1, wherein said instructions, when executed, cause the computing device to cause the user interface to instruct the user to place the depth information capture device facing the mirror such that the depth mapping information is to be captured through the mirror. 11. The product of claim 1, wherein said instructions, when executed, cause the computing device to identify, based on the depth mapping information, a first depth value corresponding to a first region of the subject eye and a second depth value corresponding to a second region of the subject eye, and to determine one or more refractive error parameters of the examined eye based on said first and second depth values. 12. The product of claim. 11, wherein said instructions, when executed, cause the computing device to identify, based on the depth mapping information, the first set of depth values corresponding to the first region of the eye under examination, to identify, based on the depth mapping information, the second set of depth values, corresponding to the second region of the subject eye, and determining one or more parameters of said refractive error of the subject eye based on said first and second sets of depth values. 13. The product of claim 12, wherein said instructions, when executed, cause the computing device to determine a distance value based on a first set of depth values, to determine a depth value based on a second set of depth values, and to determine one or more refractive error parameters of the subject eye based on said depth values and distance values. 14. The product of claim. 11, in which the first area of the examined eye contains the pupil of the examined eye, and the second area of the examined eye contains the area around the pupil of the examined eye. 15. The product of claim 1, wherein said instructions, when executed, cause the computing device to cause the user interface to instruct the user to place the depth information capture device to capture depth mapping information at a predetermined distance from the eye being examined. 16. The product of claim. 1, wherein said instructions, when executed, cause the computing device to process the image information of the examined eye and identify the depth information of the examined eye based on said image information. 17. The product of claim 1, wherein said instructions, when executed, cause the computing device to determine one or more refractive error parameters of the subject eye by processing said depth information as depth information captured through the eye lens. 18. The product of claim 17, wherein said instructions, when executed, cause the computing device to determine one or more refractive error parameters of the subject eye by processing said depth information as depth information captured through a goggle lens at a vertex distance from the subject eye. 19. The product of claim 17, wherein said instructions, when executed, cause the computing device to determine one or more refractive error parameters of the subject eye by processing said depth information as depth information captured through a contact lens on the subject eye. 20. The product of claim 17, wherein said instructions, when executed, cause the computing device to determine one or more refractive error parameters of the eye being examined based on one or more ocular lens parameters. 21. The product according to any one of paragraphs. 1-20, wherein said instructions, when executed, cause the computing device to determine one or more refractive error parameters of the subject eye based on a plurality of different inputs of depth mapping information. 22. The product of claim 21, wherein the plurality of different depth mapping information inputs comprises at least a first depth mapping information input and a second depth mapping information input, wherein the first depth mapping information input is captured in the first relative a position between the depth information capture device and the subject eye, and the second input of depth mapping information is captured at a second relative position different from the first position between the depth information capture device and the subject eye. 23. The product of claim 22, wherein the first relative position comprises a first relative distance between the depth information capture device and the eye being examined, and the second relative position comprises a second relative distance, different from the first relative distance, between the depth information capture device and examined eye. 24. The product of claim 22, wherein the first relative position comprises a first relative angle between the depth capture meridian and the subject's vertical meridian, and the second relative position comprises a second relative angle, different from the first relative angle, between the depth capture meridian and the subject's vertical meridian. eyes. 25. The product of claim 24, wherein said instructions, when executed, cause the computing device to process the first and second inputs of building depth mapping information based on the angle between the first depth capture meridian of the first depth information capture device for capturing the first input of building information. depth map and a second depth capture meridian of a second depth information capture device for capturing a second input of depth mapping information. 26. The product of claim 22, wherein said instructions, when executed, cause the computing device to cause the user interface to instruct the user to change relative positioning between the depth information capture device and the eye being examined to capture a first input of depth mapping information in a first relative position and the second input of information about the construction of the depth map in the second relative position. 27. The product of claim 21, wherein said instructions, when executed, cause the computing device to determine at least one of the cylinder axis of the subject eye or the optical power of the cylinder of the subject eye based on said plurality of different inputs of depth mapping information. 28. The product according to any one of paragraphs. 1-20, in which these instructions, when executed, cause the computing device to determine one or more parameters of the refractive error of the examined eye based on information about building a depth map containing one depth map. 29. The product according to any one of paragraphs. 1-20, in which these instructions, when executed, cause the computing device to force the graphic display device to display a given pattern, made with the possibility of reducing the disturbance of accommodation of the examined eye. 30. The product according to any one of paragraphs. 1-20, wherein said instructions, when executed, cause the computing device to determine one or more refractive error parameters of the subject eye by processing the depth information as depth information from a structured illumination depth measurement. 31. The product according to any one of paragraphs. 1-20, wherein said instructions, when executed, cause the computing device to determine one or more refractive error parameters of the subject eye by processing the depth information as the depth information of the multi-camera depth measurement. 32. The product according to any one of paragraphs. 1-20, wherein said instructions, when executed, cause the computing device to determine one or more refractive error parameters of the subject eye by processing the depth information as depth information from a Time of Flight (ToF) measurement. 33. The product according to any one of paragraphs. 1-20, wherein the depth mapping information contains at least one depth map from a depth mapper. 34. The product according to any one of paragraphs. 1-20, in which the depth mapping information contains image information from a multi-camera device. 35. The product according to any one of paragraphs. 1-20, in which one or more parameters of the refractive error of the examined eye contain a correction factor of optical power for correcting the optical power of the lens of the examined eye. 36. The product according to any one of paragraphs. 1-20, in which the specified refractive error contains at least one of: myopia, hypermetropia or astigmatism, containing the optical power of the cylinder and the axis of the cylinder. 37. A device containing: depth capture device for generating depth mapping information And a processor configured to process said depth mapping information to identify subject eye depth information and to determine one or more subject eye refractive error parameters based on said subject eye depth information. 38. The apparatus of claim 37, wherein the processor is configured to determine one or more refractive error parameters of the subject eye based on the distance between the subject eye and the depth capture device. 39. A method for determining one or more parameters of the refractive error of the examined eye, including: processing information about building a depth map to identify information about the depth of the examined eye and determining one or more refractive error parameters of the subject eye based on said depth information of the subject eye. 40. The method of claim 39, comprising identifying, based on said depth mapping information, a depth value captured through the lens of the subject eye and determining one or more refractive error parameters of the subject eye based on said depth value.