Abstract: The invention relates to an optical device (10) adapted to be worn by a wearer comprising at least: —a programmable lens (20) having an adjustable optical function and extending between at least one eye of the wearer and the real world scene when the optical device is worn by the wearer, —an optical function controller (30) comprising —a memory (32) storing at least computer executable instructions; and —a processor (34) for executing the stored computer executable instructions so as to control the optical function of the programmable lens (20), wherein the computer executable instructions comprise instructions for adjusting the optical function of the programmable lens (20) over a period of time determined so that the wearer does not perceive the adjustment of the optical function.

Abstract: The invention relates to a method for determining a progressive ophthalmic device for personalised visual compensation for an individual, according to which the following steps are performed: a) in a first data acquisition phase, determining at least at a first time preceding the appearance of the presbyopia of this individual, at least one value of at least one individual parameter of said individual, and recording each value of the individual parameter of the wearer in a database, in correlation with an associated temporal indicator, b) in a second determination step of the progressive ophthalmic device for personalised visual compensation, determining a desired value of at least one geometric or optical parameter of said progressive ophthalmic device for visual compensation, taking account of said at least one value of the individual parameter determined in step a) and the associated temporal indicator.

Abstract: A system simulating a decisional process in a mammal brain about characteristics of motions related to body gestures of a visually observed body through a simulated visual path is provided. The system includes an interface toward simulated neuronal structures, the interface at least converting luminous information of the observed body to an optic flow data stream conveying information related to the visually observed body and that can be processed in the simulated neuronal structures, the system being a feed-forward system and comprising hierarchically from the visual observation to the decision: the simulated visual path and its interface, a simulated local motion direction detection neuronal structure for the detection of motion directions with receptive fields, a simulated opponent motions detection neuronal structure, a simulated complex patterns detection neuronal structure, and a simulated motion pattern detection neuronal structure.

Abstract: A method for determining an ophthalmic lens adapted to a wearer, including: providing wearer data including at least an indication of a prescription of the wearer; providing a locomotion scenario including at least an input locomotion parameter and visual environment data indicative of a visual environment, the locomotion parameter including at least movement data indicative of at least translation movements of the wearer's head; providing an output parameter of a locomotion parameter of the wearer or an optical parameter of the ophthalmic lens having an impact on a locomotion parameter of the wearer; determining an ophthalmic lens adapted to the wearer based at least on the wearer data to have the output parameter as close as possible to the target value of the output parameter when carrying out the locomotion scenario using the ophthalmic lens, wherein the output parameter is retinal flow of the wearer.

Abstract: A device for simulating a behavior of a mammal in an environment by a virtual mammal includes a mobile head and at least one mobile eye including a first input for successive data representative of eye poses, a second input for mobility action instructions, a memory for storing information on the environment and on stabilization constraints, at least one processor assessing a current part of the environment and recording information on said current part, triggering successive movements of the head and of the eye(s) in function of said mobility action, controlling a dynamic adjustment of the successive movements of the eye(s) with respect to the successive movements of the head in function of the successive data and by using the stabilization constraints. The device further comprises a third input for training data representative of a training movement sequence of the head and the eye(s) associated with a training environment.

Abstract: Disclosed is a method for determining an optical system intended to equip a subject, the method including the steps of: —determining an index of sensitivity indicating, when the subject is placed in an environment including surfaces and/or borders forming globally a geometry of this environment; and landmarks associated with specific locations within the environment, how the subject relies on the global geometry and/or on the local landmarks of the environment to navigate within the environment; and—determining the optical system based on this index of sensitivity. The invention also relates to an ophthalmic lens and to an ophthalmic filter determined by such method.

Abstract: A device for evaluating a performance of a target visual equipment for a visual task includes: at least one input adapted to obtain data) representative as a function of time of measurements of at least one parameter associated with an initial wearer of an initial visual equipment performing the task in a scene, obtain a model of the scene, of a target wearer; at least one processor configured for virtually performing the task with the target equipment by using the scene and target wearer models, and by applying the representative data) as a function of time to the target wearer model; determining, on the basis of the virtual performing, at least one parameter of interest; providing the same, to determine to which extent the target equipment is appropriate for the target wearer, by evaluating the performance of the target equipment as a function of the parameter of interest.

Abstract: A method for determining a design of a progressive lens intended to be worn by a future wearer, the progressive lens comprising a front surface and a back surface, at least one of the front surface and the back surface comprising a progression profile on its general spherical shape, said at least one progression profile defining a meridian line extending from a distance-vision point to a near-vision point, said meridian line comprising a vertical portion passing through the distance-vision point and an inclined portion passing through the near-vision point, the vertical portion and the inclined portion forming an angle between them, the method including obtaining first data representative of a first measurement of a first postural instability of the future wearer when seeing a visual pattern moving along an mediolateral direction, and determining a reparation between the first progression profile and the second progression profile based on the first data.

Abstract: A method for determining a design of a progressive lens intended to be worn by a future wearer, the progressive lens comprising a front surface and a back surface, at least one of the front surface and the back surface comprising a progression profile on its general spherical shape, said at least one progression profile defining a meridian line extending from a distance-vision point to a near-vision point, said meridian line comprising a vertical portion passing through the distance-vision point and an inclined portion passing through the near-vision point, the vertical portion and the inclined portion forming an angle between them, the method comprising obtaining first data representative of a first measurement of a first postural instability of the future wearer when seeing at a visual pattern moving along an anterior-posterior direction, and determining the angle of the inclined portion based on the first data.

Abstract: A method for determining an optical design criterion for designing an optical lens adapted to a sport practice, the method including: defining an evaluation axis for evaluating sensory/motor/cognitive requirement of a sport practice, for each of a plurality of sports; attributing a score to the sport practice on each evaluation axis; determining clusters of sports in which practices have similar score; determining at least one visual need corresponding to each cluster of sports; determining, for each cluster, at least one optical design criterion as a function of the associated visual need; and storing in a memory a record for each cluster, along with each optical design criterion associated with the cluster.

Abstract: A method of analyzing a visual field of an individual comprises the following steps:—measuring (S4) a first visual field (VF1) of said individual for a first set of oculo-postural parameters of said individual when said individual performs a first task;—measuring (S6) at least one additional visual field (VFi) of said individual for one additional set of said oculo-postural parameters of said individual when said individual performs an additional task;—determining (S8) a functional visual space based on said first visual field (VF1) and said at least one additional visual field (VFi), said functional visual space being an envelope of said first visual field and said at least one additional visual field. The additional task differs from said first task and/or said additional set of oculo-postural parameters differs from said first set of oculo-postural parameters. A corresponding ophthalmic lens is also proposed.

Abstract: Disclosed is a method for determining an optical system intended to equip a subject, the method including the steps of: —determining an index of sensitivity indicating, when the subject is placed in an environment including surfaces and/or borders forming globally a geometry of this environment; and landmarks associated with specific locations within the environment, how the subject relies on the global geometry and/or on the local landmarks of the environment to navigate within the environment; and —determining the optical system based on this index of sensitivity. The invention also relates to an ophthalmic lens and to an ophthalmic filter determined by such method.

Abstract: Method for optimizing an optical lens equipment for a wearer Method for optimizing an optical lens equipment for a wearer, the method comprising:—an eye tracking device providing step, during which a spectacle frame mounted eye tracking device is provided to the wearer, —a wearer parameter monitoring step, during which at least one parameter relating to the eyes of the wearer is monitored using the eye tracking device and—an optimization step during which the optical lens equipment is optimized based at least partly on the base of the monitoring of the at least one parameter during the wearer parameter monitoring step.

Abstract: Disclosed is a method for determining at least one visual behavior parameter of a person. The method includes the following steps: a step of encouraging the person to perform a visual test during which he observes at least one target position, a step of measuring an item of data that is representative of at least one viewing direction of the person during the visual test, a step of determining a reference viewing direction on the basis of the representative data measured, and a step of positioning, relative to the reference viewing direction, at least one measured target position that is determined, in a reference marker associated with the head of the person, on the basis of the data that is representative of the viewing direction of the person measured during the visual test.

Abstract: The invention relates to an optical device (10) adapted to be worn by a wearer comprising at least: —a programmable lens (20) having an adjustable optical function and extending between at least one eye of the wearer and the real world scene when the optical device is worn by the wearer, —an optical function controller (30) comprising —a memory (32) storing at least computer executable IN instructions; and —a processor (34) for executing the stored computer executable instructions so as to control the optical function of the programmable lens (20), wherein the computer executable instructions comprise instructions for adjusting the optical function of the programmable lens (20) over a period of time determined so that the wearer does not perceive the adjustment of the optical function.

Abstract: The invention relates to a method for determining a progressive ophthalmic device for personalised visual compensation for an individual, according to which the following steps are performed: a) in a first data acquisition phase, determining at least at a first time preceding the appearance of the presbyopia of this individual, at least one value of at least one individual parameter of said individual, and recording each value of the individual parameter of the wearer in a database, in correlation with an associated temporal indicator, b) in a second determination step of the progressive ophthalmic device for personalised visual compensation, determining a desired value of at least one geometric or optical parameter of said progressive ophthalmic device for visual compensation, taking account of said at least one value of the individual parameter determined in step a) and the associated temporal indicator.

Abstract: A method for determining an ophthalmic lens adapted to a wearer, including: providing wearer data including at least an indication of a prescription of the wearer; providing a locomotion scenario including at least an input locomotion parameter and visual environment data indicative of a visual environment, the locomotion parameter including at least movement data indicative of at least translation movements of the wearer's head; providing an output parameter of a locomotion parameter of the wearer or an optical parameter of the ophthalmic lens having an impact on a locomotion parameter of the wearer; determining an ophthalmic lens adapted to the wearer based at least on the wearer data to have the output parameter as close as possible to the target value of the output parameter when carrying out the locomotion scenario using the ophthalmic lens, wherein the output parameter is retinal flow of the wearer.

Abstract: A method, implemented by a computer, for determining a lens design of an optical lens adapted to a wearer, the method including: providing a wearer parameter; a lens design determining, during which the lens design of the optical lens adapted to the wearer is determined based at least on the wearer parameters. The wearer parameters include at least optical distortion sensitivity data representative of sensitivity of the wearer to optical distortions.

Abstract: Disclosed is a method for determining at least one visual behavior parameter of a person. The method includes the following steps: a step of encouraging the person to perform a visual test during which he observes at least one target position, a step of measuring an item of data that is representative of at least one viewing direction of the person during the visual test, a step of determining a reference viewing direction on the basis of the representative data measured, and a step of positioning, relative to the reference viewing direction, at least one measured target position that is determined, in a reference marker associated with the head of the person, on the basis of the data that is representative of the viewing direction of the person measured during the visual test.

Abstract: A method, implemented by a computer, for determining a lens design of an optical lens adapted to a wearer, the method including: providing a wearer parameter; a lens design determining, during which the lens design of the optical lens adapted to the wearer is determined based at least on the wearer parameters. The wearer parameters include at least optical distortion sensitivity data representative of sensitivity of the wearer to optical distortions.