Abstract: An actuator of a camera module includes a shape memory alloy (SMA) wire group and a driver. The shape memory alloy (SMA) wire group includes first SMA wires driving a first lens module and second SMA wires driving a second lens module. The driver configured to drive a pair of SMA wires driving different lens modules of the first and the second lens modules among the first and the second SMA wires in a same scheme.

Abstract: An optical device including first and second optical elements formed of mutually different materials, and a bonding member bonding the first and second optical elements to each other, wherein the following conditional expression is satisfied: 0.14<Log(te/tc)×Log(E1×E2/Ec2)<5.0 where tc is a thickness in an optical axis direction of the bonding member on an optical axis, te is a thickness in the optical axis direction of the bonding member in a maximum diameter of interfaces between the first and second optical elements and the bonding member, and E1, E2, and Ec are respective Young's moduli of the first and second optical elements and the bonding member.

Abstract: The zoom lens consists of, in order from an object side: a first lens group that remains stationary during zooming and has a positive refractive power; at least two movable lens groups that are moved during zooming; and a final lens group that remains stationary during zooming and has a positive refractive power. The final lens group consists of, in order from the object side, a front group and a rear group. The front group has, successively in order from a position closest to the object side, two or less positive lenses and one first front group negative lens, and a second front group negative lens that is different from the first front group negative lens at a position closest to an image side and is concave toward the image side. An aperture stop is provided between the movable lens group and the first front group negative lens. The rear group consists of a positive lens and a rear group negative meniscus lens that is convex toward the image side.

Abstract: An optical system includes: a first lens having refractive power; a second lens having refractive power; a third lens having refractive power and comprising an image-side surface which is convex in a paraxial region; a fourth lens having refractive power; a fifth lens having refractive power and comprising an image-side surface which is concave in the paraxial region; a sixth lens having refractive power; and a stop disposed in front of an object-side surface of the first lens. The first to sixth lenses are sequentially disposed from an object side. A radius of the stop SD and an overall focal length of the optical system f satisfy: 0.2<SD/f<0.6. An aberration improvement effect and high degrees of resolution and brightness may be obtained.

Abstract: A lens module may include a first lens having positive retractive power, a second lens having retractive power, a third lens having positive refractive power, a fourth lens having refractive power, a fifth lens having refractive power, a sixth lens having refractive power, and a seventh lens having negative refractive power. An inflection point may be formed on an image-side surface of the sixth lens. A turning point may be formed on an image-side surface of the seventh lens. The first lens, the second lens, the third lens, the fourth lens, the fifth lens, the sixth lens and the seventh lens are disposed in a sequential order from the first lens to the seventh lens.

Abstract: An optical imaging lens includes a first lens element, a second lens element, a third lens element, a fourth lens element, a fifth lens element, a sixth lens element and a seventh lens element arranged in order from an object side to an image side along an optical axis. Each lens element has an object-side surface and an image-side surface. The first lens element has positive refracting power, and the image-side surface of the first lens element has a concave portion in a vicinity of a periphery. The third lens element has negative refracting power, and the image-side surface of the third lens element has a concave portion in a vicinity of a periphery. At least one of the object-side surface and the image-side surface of the fourth lens element is aspheric surface, and at least one of the object-side surface and the image-side surface of the fifth lens element is aspheric surface.

Abstract: An optical imaging system includes a first lens, a second lens, a third lens, a fourth lens, a fifth lens, a sixth lens, a seventh lens, and an eighth lens, sequentially disposed from an object side to an imaging plane. The optical imaging system satisfies the expression BFL/f<0.15, where BFL represents a distance from an image-side surface of the eighth lens to an imaging plane of an image sensor and f represents an overall focal length of the optical imaging system.

Abstract: An imaging optical lens assembly includes, in order from an object side to an image side, a first lens element, a second lens element, a third lens element, a fourth lens element, a fifth lens element and a sixth lens element. The first lens element has negative refractive power. The second lens element has negative refractive power. The third lens element has negative refractive power. The imaging optical lens assembly has a total of six lens elements.

Abstract: A photographing lens assembly includes seven lens elements which are, in order from an object side to an image side: a first lens element, a second lens element, a third lens element, a fourth lens element, a fifth lens element, a sixth lens element and a seventh lens element. The second lens element has positive refractive power. The seventh lens element has an image-side surface being concave in a paraxial region thereof, and the image-side surface of the seventh lens element has at least one convex shape in an off-axis region thereof.

Abstract: The present disclosure relates to optical lens, in particular to a camera optical lens. The camera optical lens includes, in an order from an object side to an image side, a first lens, a second lens, a third lens, a fourth lens, a fifth lens, a sixth lens and a seventh lens. The first lens is made of plastic material, the second lens is made of plastic material, the third lens is made of plastic material, the fourth lens is made of glass material, the fifth lens is made of glass material, the sixth lens is made of plastic material, and the seventh lens is made of plastic material. The camera optical lens satisfies the following conditions: ?10?f1/f??3.1; 1.8?f6/f7?10; 1.7?n4?2.2; 1.7?n5?2.2; ?10?(R1+R2)/(R1?R2)?0.8. The camera optical lens can obtain high imaging performance and a low TTL (Total Track Length).

Abstract: A distance measurement system includes: an imaging device including an imaging element where a plurality of imaging pixels are arranged in matrix, and an optical system forming an image of a predetermined region on an imaging surface of the imaging element; and a distance measurer determining a distance to a target object based on data of the image obtained from the imaging element, wherein the optical system includes a free-form surface lens having a rotationally asymmetric shape that forms the image on the imaging surface such that a resolution of a first region in front of the region is higher than that of a second region at a lateral side of the region, each of the resolutions being a ratio of the number of ones of the imaging pixels used to pick up an image included in per unit angle of view to a total number of the imaging pixels.

Abstract: A reflector for helio-thermal systems may include a metallic carrier plate and a reflective coating that is applied to the carrier plate and is constructed from at least one metallic reflective layer and at least one protective layer applied to the reflective layer. Such reflectors have high reflective capabilities, are robust in relation to mechanical stress, and can be manufactured cost effectively. Such reflectors are also lightweight and dimensionally stable due to the fact that the carrier plate may be formed from a sandwich plate having at least one nonmetallic intermediate layer disposed between an upper and lower metallic cover plate. The upper cover plate may have a smoothed surface to which the reflective layer can be applied. The smoothed surface prior to the reflective layer being applied may have an arithmetic mean surface parameter Ra of less than 0.03 ?m. Methods for manufacturing such reflectors are also disclosed.

Abstract: A system for converting a vertical optical microscope unit to provide selective plane illumination microscopy includes an illumination source unit configured to generate a light sheet along a longitudinal axis to illuminate a sample placed in a vertical optical detection axis of the vertical optical microscope unit. The illumination source unit is configured to generate the light sheet along the longitudinal axis that is substantially perpendicular to the vertical optical detection axis of the vertical optical microscope unit. The illumination source unit is configured to produce an excitation at a plane in the sample that generates fluorescent emissions. A detection sensor is placed in a detection optical path of the vertical optical detection axis of the vertical optical microscope unit. The detection sensor is configured to detect the fluorescent emissions to provide selective plane illumination microscopy.

Abstract: Systems and method for high-speed single-pixel quantitative phase contrast optical imaging are provided. This imaging technique can bypass the use of conventional image sensors and their associated speed limitations. The quantitative phase images can be acquired much faster than conventional quantitative phase imaging by a chirped-wavelength-encoding mechanism via wavelength-swept laser sources or optical time-stretch based on optical fibers, without the need for interferometric approaches.

Abstract: A method for microscopically imaging a volume sample includes focusing a microscope objective having a correcting element successively in at least two reference planes which are located within the volume sample at different volume sample depths along the optical axis of the microscope objective; determining, for each reference plane, a reference setting of the correcting element in which an imaging error which is dependent upon the volume sample depth is corrected by the correcting element; determining, on the basis of the reference settings determined for at least one target plane in the volume sample, a target setting for the correcting element in which the imaging error occurring at the volume sample depth of the target plane is corrected by the correcting element; and focusing the microscope objective on the target plane and bringing the correcting element into the target setting in order to image the volume sample.

Abstract: The present invention relates to the field of digital pathology and in particular to whole slide scanners. Autofocus imaging can be performed by sampling a first number of pixels of an image sensor and sampling a second number of pixels of the image sensor, wherein the second number is between one quarter and three quarters of the first number. Thus, continuous autofocus for rapid light scanning may be provided using data from a single sensor based on sampling data along a tilt with respect to the optical axis.

Abstract: A telescope made up of mutually connectable modules, which telescope comprises at least a lens module and an eyepiece module, and the lens module and eyepiece module each have a connection interface for connecting the modules, wherein an eyepiece and a zoom unit for changing the image magnification and a unit for reversing the image are integrated in the eyepiece module.

Abstract: An endoscope including: an endoscope shaft having an outer tube and an inner tube rotatable relative to each other, the outer tube radially surrounding the inner tube; a first optical assembly disposed in a distal region of the endoscope shaft and being accommodated in and/or operated by the outer tube; a second optical assembly disposed in the distal region and being accommodated in the inner tube; an axial bearing arranged between the outer tube and the inner tube in a proximal region of the endoscope shaft wherein the axial bearing includes an outer ring associated with the outer tube and an inner ring associated with the inner tube; and a fixing device for the axial bearing, the fixing device including a first elastomer body provided for the outer ring of the axial bearing and/or a second elastomer body provided for the inner ring of the axial bearing.

Abstract: A display device includes a bottom support plate and an opposing top support plate. A pixel region is positioned between the bottom support plate and the top support plate. The pixel region includes a plurality of sub-pixels. A color filter layer is positioned within the pixel region. The color filter layer includes a plurality of color filters, wherein each color filter is positioned within a respective sub-pixel. A diffusion layer is positioned on a first surface of the top support plate between the top support plate and the color filter layer.

Abstract: A display device includes a first support plate and a first pixel region on the first support plate. The first pixel region includes a first sub-pixel and a second sub-pixel. A specular reflector is positioned within the first pixel region and associated with the first sub-pixel and a diffuse reflector is positioned within the first pixel region and associated with the second sub-pixel.

Abstract: A mirror is comprised of a reflective film including a flexible polymer with a reflective coating, at least one magnet attached to the reflective film, a motor configured to rotate the reflective film wherein the reflective film is secured to the motor, and at least one electromagnet configured to receive an applied voltage. The mirror further comprises a first flexible support layer to increase the rigidity of the reflective film during curvature change and a second rigid support layer to prevent the reflective film, first support layer, and at least one magnet from contacting the at least one electromagnet.

Abstract: Disclosed herein is a mirror controller for an oscillating mirror. The mirror controller includes a processor configured to receive a mirror sense signal from the oscillating mirror and to determine a phase error between the mirror sense signal and a mirror drive signal. The processor determines the phase error by sampling the mirror sense signal at a first time, sampling the mirror sense signal at a second time at which the mirror sense signal is expected to be equal to the mirror sense signal as sampled at the first time, and generating the phase error as a function of a difference between the sample of the mirror sense signal at the second time and the sample of the mirror sense signal at the first time.

Abstract: An oscillating structure with piezoelectric actuation includes first and second torsional elastic elements constrained to respective portions of a fixed supporting body and defining an axis of rotation. A mobile element is positioned between, and connected to, the first and second torsional elastic elements by first and second rigid regions. A first control region is coupled to the first rigid region and includes a first piezoelectric actuator. A second control region is coupled to the second rigid region and includes a second piezoelectric actuator. The first and second piezoelectric actuators are configured to cause local deformation of the first and second control regions to induce a torsion of the first and second torsional elastic elements.

Abstract: Mirror control circuitry described herein is for controlling a first micro-mirror of a micro-mirror apparatus that scans across a target area in a scan pattern. The mirror control circuitry includes a processor that determines a mechanical angle of the first micro-mirror for a given instant in time during scanning of the first micro-mirror between upper and lower rotational limits, the mechanical angle being such to maintain the scan pattern as being uniform while the micro-mirror apparatus scans across the target area between the upper and lower rotational limits. The processor also generates a driving signal for the first micro-mirror as a function of the determined mechanical angle for the first micro-mirror at the given instant in time.

Abstract: A reflective device including a movable element which has a reflective surface, wherein the movable element can oscillate about at least one oscillation axis to scan light; one or more holder elements which co-operate with the movable element to hold the movable element in a manner which will allow the movable element to oscillate about the at least one oscillation axis to scan light, wherein the one or more holder elements are configured to define a region which can receive at least a portion of the movable element as the movable element oscillates when the reflective device is mounted on a surface; a magnetic element which is secured to a fixed part of the reflective device; one or more electrically conductive means positioned on the movable element so that one or more electrically conductive means can operatively co-operate with a magnetic field provided by the magnetic element to effect oscillation of the moveable element, wherein the one or more electrically conductive means are completely embedded in th

Abstract: An endoscope optical adapter includes an objective lens for observation, a lens frame configured to hold the objective lens, and a cover member fixed to an outer circumference of the lens frame and extended to an inner side to surround the objective lens. A path for discharging a droplet adhering to the objective lens is provided at a distal end portion of the lens frame or a distal end portion of the cover member.

Abstract: Methods, systems, and apparatuses are disclosed for the protection of optical components used during laser bond inspection. In one embodiment, an optic surface wetting enhancement is provided on a protective optic to assist in forming a substantially flat film of transparent liquid from transparent liquid applied to a surface of a protective optic. A flat film of transparent liquid on a surface of a protective optic may be used to retain debris and effluent backscatter produced during a laser bond inspection process.

Abstract: Methods and apparatus relating to a camera including one or more optical chains with a light redirection device, e.g., mirror, and an outer protective cover are described. The cover maybe a flat or sloped surface or a lens. Features avoid stray light rays from reaching an image sensor of an optical chain. In some but not all embodiments a 2-sided anti-reflection coating is used on the cover to avoid or reduce back reflections from the cover into the optical system. In some embodiments mirror angles are limited to a range in which stray light reflections are directed away from the camera module. In some embodiments a tilted cover configuration is used where the cover is sloped relative to a face of the camera and/or camera module. Different features such as the sloped cover glass, control of mirror angle, and/or antireflective coating can be used alone or in combination.

Abstract: The proposed invention provides a method for calibrating a HMD device of a user in a vehicle. The method includes detecting user movements while viewing VR content in the vehicle and checking if these motions meet user movement criteria. The method also includes detecting if the vehicle is stationary or moving. Further, on detecting that the vehicle is stationary dynamically calibrating the HMD device based on the movements of the user and on detecting that the vehicle is in motion dynamically calibrating the HMD device based on vehicle movements and the movements of the user.

Abstract: The present disclosure is directed to a system for controlling light. The system may include a display. The display may include a light source configured to emit light having a specified spectral output. The system may also include a light filter applied to a substrate separate from the display. The light filter is configured to block light within the specified spectral output. The light filter is further configured to allow light outside of the specified spectral output to pass through the light filter.

Abstract: Disclosed herein are systems, methods, and devices for implementing a heads-up display (HUD) that is viewable in conditions where a viewer is wearing a p-polarized eyewear, eyewear polarized between s-polarized and p-polarized, or not. Thus, employing the aspects disclosed herein, a viewer may realize all the benefits of a HUD implementation (for example, one implemented via a vehicle), while realizing all the benefits of wearing polarized eyewear.

Abstract: A head-up display device includes: an image generator that emits light; and a display member including: a projection surface onto which the light is projected, wherein when the light is emitted to the projection surface, the light is reflected from the projection surface to display a real image passing through the display member and a virtual image; and a plate material including: a pair of optical surfaces, one positioned nearer to an observer side than the other, and either of which can serve as the projection surface; an end surface connecting peripheries of the pair of optical surfaces; and an end main surface formed at a predetermined a distance from the end surface to a reference line passing through a reference point and being orthogonal to a tangent plane at the reference point.

Abstract: A display device for a vehicle includes an irradiation unit that projects, through an opening provided to an instrument panel, display light onto a windshield located above the opening; and a display panel that is disposed on an opening side surface extending from an opening peripheral part toward a lower part of the instrument panel and that displays information to a driver.

Abstract: A head up display (HUD) includes a housing having an opening, a transmission mechanism disposed in the housing, a cover connected to the transmission mechanism and a drive mechanism configured to drive the transmission mechanism. The cover is movable between a closed position wherein the cover hides the opening and an opened position wherein the cover is located within the housing by the transmission mechanism. While the cover moves from the closed position to the opened position, the cover moves to an intermediate position below the opening in a vertical way, and moves away from the intermediate position below the opening to the opened position in sequence.

Abstract: A method of operating an optical system is described. An image is detected. A digital image signal based on a spatially varying luminance level of the detected image is received. Horizon data, separate from the digital image signal, indicating the position of a horizon where a sky is adjacent the horizon, is received. The position of the horizon is determined based on the received horizon data. A fused image signal is provided based on the received digital image signal and the determined position of the horizon where a sky region indicative of the sky is provided with an enhanced color fused with the varying luminance level of the detected image. A full color display displays a fused image based on the fused image signal. A corresponding optical system is also described.

Abstract: Configurations are disclosed for a health system to be used in various healthcare applications, e.g., for patient diagnostics, monitoring, and/or therapy. The health system may comprise a light generation module to transmit light or an image to a user, one or more sensors to detect a physiological parameter of the user's body, including their eyes, and processing circuitry to analyze an input received in response to the presented images to determine one or more health conditions or defects.

Abstract: A semi-transmissive reflection sheet is provided, including a first optical shape layer including unit optical shapes, and a second optical shape layer laminated on the first optical shape layer from a side of a surface formed by the unit optical shapes. The unit optical shape has a first surface that is inclined with respect to a light emergent side surface of the second optical shape layer. The light emergent side surface is opposed to the first optical shape layer. The unit optical shape also has a second surface that is not parallel to the light emergent side surface. A reflection layer that reflects at least a part of image light traveling in the semi-transmissive reflection sheet is provided on the first surface.

Abstract: A head-mounted display (101) includes: an imaging assembly (203) imaging scenery seen by a user to generate a source picture; a storage unit (202) storing color correction factors used for correcting brightness of each of a red, green and blue color components included in a picture; a correction picture generator (212) performing color correction processing for enhancing a color component with a relatively low color correction factor stored in the storage unit (202), of the red, green and blue color components forming the source picture, to generate a correction picture; a picture display assembly (207) displaying the correction picture in the field of view of the user under a condition where he/she is able to perceive the outside world; and a special picture processor (213) performing picture processing for overlaying the correction picture and the source picture on each other for display.

Abstract: An apparatus comprising a diffractive combiner having a front side, a back side, and a combiner optical axis running substantially through the diffractive combiner and normal to the back side. A display unit having a display optical axis that directs the display light along the display optical axis toward the diffractive combiner. An eye-tracking sensor having a sensor optical axis that is positioned to receive eye-tracking radiation reflected by the diffractive combiner along the sensor optical axis. The combiner optical axis, the display optical axis, and the sensor optical axis intersect each other at the diffractive combiner.

Abstract: Systems, devices, and methods for beam combining are described. A monolithic beam combiner includes a solid volume of optically transparent material having two orthogonally positioned planar input surfaces, an output surface, and at least two planar dichroic reflectors positioned within the solid volume. Multiple light sources input light into the solid volume through the two planar input surfaces such that each light beam from a respective source is initially incident on one of the planar dichroic reflectors. The light is reflected by and transmitted through the reflectors and an aggregate beam is created. Because the reflectors are within an optically transparent material the beam combiner can be made more compact than a conventional beam combiner. This monolithic beam combiner is particularly well suited for use laser projectors and in wearable heads-up displays that employ laser projectors.

Abstract: A head-mounted display that is modular and configured for securement to an item of headwear is provided. The head-mounted display may comprise a selection of components that are desired for a particular application, such as a display boom, camera, microphone, position-tracking component, etc., and may include an attachment mechanism for securing the selection of components to the item of headwear. The head-mounted display may include a display module having a corresponding display characteristic that provides a visual display and/or display functionality that is appropriate for a particular application. The display module may include a micro display that is non-transparent and/or a waveguide optic that is at least partially transparent, and may be configured to provide an augmented reality display for a user.

Abstract: An adjustment structure of a bridle including a bridle, rotating shaft, and a knob is provided. The bridle has a rack. The rotating shaft has a first ring gear and a second ring gear both around an axis, wherein the first ring gear is coupled to the rack, such that the rotating shall moves along the bridle by rotating about the axis itself. The knob is rotated about the axis and moved along the axis to be movably coupled to the rotating shaft. The knob has a third ring gear to be engaged with or released from the second ring gear by the knob moving along the axis. When the third ring gear is engaged with the second ring gear, the knob is forced to drive the rotating shaft to rotate about the axis.

Abstract: A three dimensional (3D) display panel and a display device are provided. The 3D display panel includes a two dimensional (2D) display panel, an image separation device, a polarizing structure, an image isolation structure, a lens assembly and a shielding component. The 2D display panel includes a plurality of pixels; the image separation device is configured to allow each pixel to be separated into two adjacent image pixels; the polarizing structure is configured to allow two adjacent image pixels separated from the same pixel to respectively form an image pixel of a left-eye image and an image pixel of a right-eye image; the image isolation structure is configured to allow the left-eye image and the right-eye image to produce parallax; the lens assembly is configured to form 3D image pairs; and the shielding component is configured to separate the left-eye image and the right-eye image.

Abstract: Discussed are a backlight unit and an autostereoscopic 3D (three-dimensional) display device including the same, in which a 3D image can be displayed without using a 3D light controller that includes a liquid crystal layer. The backlight unit may include a 3D light guide plate having first light output patterns, first light sources irradiating light to at least one side of the 3D light guide plate, a 2D (two-dimensional) light guide plate arranged below the 3D light guide plate, and second light sources irradiating light to at least one side of the 2D light guide plate. The first light output patterns are a plurality of line prism patterns spaced apart from each other.

Abstract: An illumination device has an optical device and an irradiation unit. The irradiation unit has a light source emitting a coherent light beam, and a scanning device capable of adjusting a reflection angle of the coherent light beam emitted from the light source. The light source has light sources emitting a plurality of coherent light beams having an identical wavelength range, the hologram recording medium has a recording area to be scanned with each of a plurality of coherent light beams reflected by the scanning device, and the recording area has an interference fringe that diffracts an incident coherent light beam. The optical device uses the plurality of coherent light beams diffracted by the interference fringe of the recording area so that each of the coherent light beams diffracted by the hologram recording medium is superimposed on at least one portion to reproduce the image of the reference member.

Abstract: The invention relates to an article (I) that in at least one region (2) consists of a transparent or translucent material, in particular of glass, wherein the article (I) comprises a dynamic moire pattern in the transparent or translucent region (2), and wherein the moire pattern comes about by superimposing at least two, preferably precisely two, laser-engraved grid structures (3), which at least in regions are visually separated from each other. The grid structures (3) are located: in different layers (4) inside the transparent or translucent region (2); or in at least one layer (4) inside and in a coating (5) of at least one surface of the transparent or translucent region (2); or in at least one first layer (4) inside the transparent or translucent region (2) and at least one second virtual layer (6) that is produced by reflecting the first layer (4) at a reflecting surface (7).

Abstract: A lens driving device is provided, including a base, a holder, a first driving mechanism disposed on the first side of the base, a second driving mechanism disposed on the second side of the base opposite the first side, and a conductive member disposed on the base. The holder is configured to sustain a lens. The first driving mechanism is configured to force the holder to move along the optical axis of the lens. The second driving mechanism includes a circuit board assembly and a shape memory alloy (SMA) wire assembly configured to force the base to move in the plane perpendicular to the optical axis. The conductive member and the circuit board assembly are connected at an electrical connection point, and the SMA wire assembly is closer to the light-incident end of the lens with respect to the electrical connection point.

Abstract: A hinge assembly comprising a guide body, a first connection element, a second connection element, a first spring and a second spring; the guide body comprising a first end surface and a second end surface provided at opposite sides respectively, wherein the first end surface is provided with a first guide slot, the second end surface is provided with a second guide slot, and the first guide slot and the second guide slot intersect orthogonally, the first connection element is provided with first connection end extending beyond an end surface of the endpiece, the second connection element is provided with a second connection end extending beyond an end surface of the temple end, the first connection end and the second connection end are hingedly connected and pivoted with each other within the guide body; A glasses frame comprising an endpiece, a temple, and a hinge assembly.

Abstract: An eyeglass device configured for use with a smart eyewear near-to-eye display includes a pair of lenses having a prism which directs an eye's gaze of the wearer to a first power region to focus an image displayed by the near-to-eye display of the smart eyewear and a second power region to focus an image outside or beyond the near-to-eye display of the smart eyewear; and a method for optimizing the visual acuity of a wearer of smart eyewear when observing an image generated by a near-to-eye display and an image outside or beyond the near-to-eye displayed image.

Abstract: A method implemented by computer means for calculating a lens optical system of a spectacle ophthalmic lens for a wearer. The method includes providing an aberration target lens fulfilling the requirements of: a first set of aberration data of the aberration target lens, a first set of wearing parameters of the aberration target lens, and a first set of lens parameters of the aberration target lens. The method further includes providing a distortion target consisting of target distortion values where the target distortion values are reduced or enhanced in at least a modified distortions zone when compared to the distortion values of the aberration target lens, and calculating the lens optical system by using an optimization method which jointly uses the aberration target lens and the target distortion values.