Abstract: A vehicle light assembly includes an array of light sources mounted in a generally planar base. An optical element includes a first surface having a first optical design and a second surface having second optical design. The second optical design includes a wedge having a first wedge wall and a second wedge wall that converges with the first wedge wall. The second wedge wall extends at an angle to the first wedge wall. A bezel surrounds the base and the optical element, and an outer lens is positioned adjacent the outside surface of the optical element. The optical element is between the base and the outer lens, and the outer lens has an inner surface including an optical design.

Abstract: A vehicle lamp includes a semiconductor light emitting device arranged to face toward a front of the vehicle lamp, a first optical member disposed in front of the semiconductor light emitting device, and a second optical member disposed in front of the first optical member. The first optical member comprises a front surface and a back surface. The front surface is configured to internally reflect light from the semiconductor light emitting device toward the back surface. The back surface is configured to internally reflect the light reflected by the front surface back toward the front surface such that the light exits the first optical member from the front surface. The second optical member is disposed directly in front of the front surface of the first optical member and diffuses the light from the first optical member to form a light distribution pattern.

Abstract: A vehicle illumination apparatus includes at least one illumination light source and at least one light guiding lens. The illumination light source is capable of providing an illumination beam. The light guiding lens includes a first light transmissive surface, a second light transmissive surface opposite to and smaller than the first light transmissive surface, an inner surrounding surface, and an outer surrounding surface. The first light transmissive surface is capable of projecting the illumination beam out of the light guiding lens. The inner surrounding surface and the second light transmissive surface are connected to each other and define a containing space configured to accommodate the illumination light source. The outer surrounding surface is connected to the inner surrounding surface and the first light transmissive surface. Besides, the outer surrounding surface has at least one light condensing region and at least one light diverging region.

Abstract: A vehicle light using a projection lens of a novel appearance can provide a feeling of solidness as compared to a simple spherical shape. The vehicle light can include a projection lens having an optical axis and a plurality of separate lens portions divided in a radial pattern with respect to the optical axis of the projection lens. The separate lens portions can have respective light exiting surfaces of different curvatures, and respective light incident surfaces, the shapes of which are determined such that the separate lens portions have the same thickness and the same focal point.

Abstract: There is presented a vehicle headlamp with an imaging optics that is designed to project, as light/dark boundary, into the area in front of the vehicle headlamp, an edge that delimits a light flux of a light source of the vehicle headlamp, a boundary surface of a component of the imaging optics, through which the light flux penetrates, having an overhead element in the form of a local deformation of the boundary surface having a prismatic effect by means of which the light is deflected into an overhead area lying over the light/dark boundary. The vehicle headlamp is distinguished by the fact that the boundary surface has more than one hundred overhead elements distributed discretely over the boundary surface.

Abstract: The object of the invention is an optical module intended to equip a lighting and/or a signaling device for a motor vehicle, the said optical module comprising at least one reflector associated with at least one light source. The said optical module comprises at least one optical element disposed at the front of the light source and able to deviate rays directly emitted by the source and/or emitted by the source and then reflected by the reflector, the deviation of the rays comprising at least one step of total reflection of the said rays in the said optical element.

Abstract: A vehicle lamp is provided. The vehicle lamp includes a lens disposed on an optical axis of the vehicle lamp, the optical axis extending in a front-and-rear direction of the vehicle lamp, the lens comprising a first concave lens portion; a plurality of light emitting elements disposed to a rear side of the lens and around the optical axis at regular intervals in a circumferential direction, the plurality of light emitting elements comprising at least one first light emitting element disposed to a rear side of the first concave lens portion; at least one first reflector corresponding to the at least one first light emitting element and disposed between the corresponding first light emitting element and the optical axis, wherein the first reflector comprises a first reflecting surface which reflects light from the corresponding first light emitting element toward the first concave lens portion.

Abstract: A vehicular lamp includes: a light-emitting element arranged face forward; and a translucent member arranged to cover the light-emitting element from its front side. The member has a horizontally oblong shape in a front view, and includes: a direct light control portion located near the optical axis and directly emitting light forward from a front surface of the member; reflected light control portions located both sides of the direct light control portion and internally reflecting the entered light on a rear surface of the member to form substantially parallel light directed forward and emitting the light forward from the front surface; and a curved-surface light incident area formed on the rear surface to allow light from the light-emitting element to enter as substantially parallel light with respect to a cross section parallel to the axis and a longitudinal direction of the member in the direction perpendicular to the cross section.

Abstract: A lamp unit mounted in a vehicle includes a light source, a light source mounting portion on which the light source is mounted, and a projection lens having a front surface with a convex shape and configured to project light from the light source to the front of the lamp unit. When looking at the lamp unit from the front, the front surface of the projection lens takes a substantially round shape which is centered at an optical axis of the lamp unit in a position which lies closer to a front end portion and a substantially non-round shape at a rear end portion. The front surface changing gradually its shape from the substantially round shape to the substantially non-round shape in a region between the position and the rear end portion as it extends from the position towards the rear end portion.

Abstract: A vehicular lamp includes a light source disposed on an optical axis extending in a front-back direction of the vehicular lamp; and a reflector that reflects forward light from the light source. The reflector is formed by a translucent member including a plurality of optical elements disposed continuously in a radial direction of the optical axis. Each of the optical elements includes: a surface of incidence through which light from a light emission reference point in the light source is incident into the optical element and which refracts the light into a direction away from the optical axis, a reflective surface which internally reflects forward the light which is incident into the optical element through the surface of incidence, and a surface of emission through which the light internally reflected by the reflective surface is emitted forward from the optical element.

Abstract: In a vehicular lamp, a first zone includes a first incident portion disposed on a radiation axis. A first light guide portion guides light incident from the first incident portion forward. A first radiation portion formed from a first concave surface and a second concave surface deflects the light from the first light guide portion toward a lamp optical axis side and radiates such light forward in a diffused manner. A second zone includes a cylindrical second incident portion disposed on an outer side of the first incident portion. A second light guide portion that is longer in the direction of the radiation axis than the first light guide portion guides light incident from the second incident portion forward. A cylindrical second radiation portion radiates the light from the second light guide portion forward.

Abstract: Vehicle headlight comprising a monolithic body of transparent material, the monolithic body including at least one light entry face, a light passage section and at least one optically operative light exit face. The Vehicle headlight further comprises a light source for irradiating light into the light entry face.

Abstract: The disclosed subject matter includes a projector headlight using a plurality of optical units for a low beam with a high visible/visual quality. Each of the optical units can include a plurality of LED devices and a projector lens. The projector lens can include a light-emitting surface including a reflex function and a reflex surface including a light incoming surface that is located on the opposite side of the light-emitting surface. The LED devices can be located adjacent the light incoming surface, and the optical units can be located so that angles between optical axes of adjacent optical units can be identical. Thus, the projector headlight can form various favorable light distribution patterns by changing curvature factors of the light-emitting surface and the reflex surface of the projector lens in each of the optical units and by changing the angles between the optical axes of the adjacent optical units.

Abstract: An optical element is assembled to a light emitting diode (LED) to form an illuminative light source. The optical element includes a transparent main body having a light guiding pillar and an extending part. The light guiding pillar has a top surface and a bottom surface having a recess. The extending part is extended from the circumference of the top surface and an end of the extending part has at least a light-emitting surface. Wherein the LED is disposed on the recess and emits light to the optical element. The extending part guides the light and enlarges the light-emitting angle.

Abstract: A headlight lens is provided for a vehicle headlight. The headlight lens includes a lens body and a lens edge. The lens body has an operative surface that extends beyond the lens edge.

Abstract: The present invention is an optic used for producing a desired beam pattern having a body portion having a height and a thickness, and at least one sidewall profile, as well as an input port for receiving light from a light source. The optic of the present invention also includes an output surface formed as part of the body portion on the opposite side of the body portion in relation to the input port, at least one leg portion formed as part of the body portion, and at least one alignment feature formed as part of the at least one leg portion, the at least one alignment feature for controlling the alignment of the optic in relation to the light source.

Abstract: A vehicle light includes a multi-focal lens that has a mid-level lens portion, an upper-level lens portion, and lower-level lens portion, a separator plate with a front edge positioned at or near the focal point of the mid-level lens portion, and a plurality of light emitting elements mounted on the top and bottom of the separator plate, respectively. A first elliptical reflecting surface whose first focal point is set at or near the first light emitting element and whose second focal point is set at or near the focal point of the mid-level lens portion is provided on the top of the separator plate; a second elliptical reflecting surface is provided on the bottom of the separator plate, with a first focal point set at or near the second light emitting element and the second focal point set at or near the focal point of the upper-level lens portion.

Abstract: The present disclosure is directed to a method for manufacturing a batch of motor vehicle headlight lenses, each lens comprising a lens body and a convexly curved optically operative surface. The method comprising pressing a pre-form between a first mold and a second mold, which second mold comprises a first and second mold sections. An offset depending on the volume of the pre-form a step is pressed into the headlight lens between the second mold section and the first mold section, wherein the first mold section is set back with respect to the second mold section at least in the region of the offset, and wherein the height of a step of a headlight lens of the batch differs by more than 0.05 mm from the height of a step of at least one further headlight lens of the batch.

Abstract: A vehicular lamp includes a lamp outer case formed by a cover and a lamp housing; a light source disposed inside the lamp outer case; and a light guide that guides light emitted from the light source, wherein the light guide is shaped as a column. The light guide includes a first extension portion that extends on a horizontal plane side, and a second extension portion that extends on a vertical plane side with respect to a reference line that extends in a direction inclined 45 degrees with respect to the horizontal plane. An outer surface of the light guide includes an incident surface to which light emitted from the light source is incident, an internal reflection surface that internally reflects light incident from the incident surface, and a radiation surface that is formed as an outward-convexly curved surface and radiates at least light reflected by the internal reflection surface.

Abstract: An optical device for a motor vehicle comprising a surface light source emitting light rays in a first direction, wherein it comprises an optical system including first deflecting optical means that are at least locally remote from the surface light source and deflecting the light rays emitted in the first direction, in a second direction different from the first direction.

Abstract: A vehicle headlamp includes a light emitting device disposed adjacent to a base point on an optical axis extending in a front-rear direction of the vehicle headlamp, and a transparent member disposed in front of the light emitting device. The light emitting device has a light emitting surface arranged to face forward. The transparent member is configured such that light emitted by the light emitting device enters the transparent member and is internally reflected by a front surface of the transparent member, and such that the light reflected by the front surface is internally reflected again by a rear surface of the transparent member and emitted from the front surface of the transparent member. The rear surface of the transparent member is configured to form horizontal and oblique cutoff lines.

Abstract: A vehicle exterior lamp includes an optical structure defining a plurality of geometric indicia, and a plurality of light emitting diodes (LEDs) for emitting light. Light emitted by the LEDs is directed towards the optical structure, to interact with the optical structure, and exit the exterior lamp.

Abstract: A vehicular lamp including, in a lamp chamber formed by a lamp body having a front opening and a transparent front cover attached to the front opening, a semiconductor light-emitting element; and an inner lens positioned forward of the semiconductor light-emitting element. The inner lens includes a first light control portion for diffusing light from the semiconductor light-emitting element in a horizontal direction; and second light control portions respectively positioned on left and right sides of the first light control portion, each of which have a reflective surface for reflecting the light from the semiconductor light-emitting element in a predetermined direction.

Abstract: A vehicle light can simultaneously form a light distribution pattern for a tail/stop lamp in one direction and another light distribution pattern for a side marker lamp in another direction without use of a dedicated light source(s). The vehicle light can include: a cover lens having a lens portion and a wraparound lens portion extending from the lens portion to the vehicle side face; a first LED light source configured to form first and second light distribution patterns; and a first reflector configured to reflect a first part of light from the first LED light source so as to form the second light distribution pattern. The first LED light source can be disposed so that a second part of the light from the first LED light source passes through the wraparound lens portion to form the first light distribution pattern. The first reflector can be disposed between the first LED light source and the wraparound lens portion so that the first reflector does not block the second part of the light.

Abstract: On the surface of Fresnel lens part which is formed on the back face of the lens in a door mirror, grain is provided. This grain includes the first grain formed in the first area positioned in the outside of the boundary extending in the front and rear direction of a vehicle, and the second grain formed in the second area positioned in the door panel side of the boundary, and the concavity depth of the second grain is deeper than that of the first grain. Consequently, illumination intensity of the light irradiated toward the face of the door panel from the deeper grain side of the second area can be reduced compared with the illumination intensity of the light toward the footstep from the shallower grain side of the first area. Adoption of such lens makes possible to apply in the various vehicle models through changing only the boundary position and concavity depth of the grain on the face of the Fresnel lens part.

Abstract: A vehicle light using a projection lens of a novel appearance can provide a feeling of solidness as compared to a simple spherical shape. The vehicle light can include a projection lens having an optical axis and a plurality of separate lens portions divided in a radial pattern with respect to the optical axis of the projection lens. The separate lens portions can have respective light exiting surfaces of different curvatures, and respective light incident surfaces, the shapes of which are determined such that the separate lens portions have the same thickness and the same focal point.

Abstract: The invention relates to an illumination device for an automobile with at least one light source (11) to emit light and at least one cup (or bowl)-shaped reflector (10) to reflect at least a portion of the light emitted by the light source (11). The reflector (10) is formed as a light-conductor structure (12) with a totally-reflecting reflection surface (16). The light-conductor structure (12) includes at least one light-coupling surface (13) and at least one light-decoupling surface (15). The reflection surface (16) is formed as a border surface of the light-conductor structure (12). It is proposed that either the light-coupling surface (13) and/or the light-decoupling surface (15) and/or the reflection surface (16) of the reflector (10) include means to deflect the light beams passing through them or reflected by them.

Abstract: A vehicle lighting unit can include a first reflector surface and a second reflector surface disposed vertically with the optical axis of an LED light source interposed therebetween. The first reflecting surface and the second reflecting surface can form respective light distribution patterns. The first reflecting surface can include an edge near the projection lens formed in a substantially elliptic shape and designed so as to take an aberration of the projection lens into consideration. The edge can be disposed so as to coincide with a focus group of the projection lens. The second reflecting surface can be formed to have a substantially conical curved surface or a curved surface having at least a part of a cross section of a substantially conical curved surface. Direct light emitted from the LED light source and passing through/between the first reflecting surface and the second reflecting surface can form a light distribution pattern.

Abstract: The invention relates to a single-piece headlamp lens (2) for a vehicle headlamp (1), in particular for a motor vehicle headlamp (1), wherein the headlamp lens (2) comprises a first region (40) designed as a free-form lens part or as part of an aspherical lens, and at least one second region (41) designed as part of a Fresnel lens.

Abstract: A vehicle head light includes a lighting casing; a lamp unit disposed in the lighting casing; a support member that supports the lamp unit so as to be rotatable at least in two directions; an actuator that rotates the lamp unit with respect to the support member; and a thrust receiver that receives a load of the lamp unit. The lighting casing includes a lamp housing opened on one side and a cover that closes the opening of the lamp housing. The lamp unit includes a light source and a reflector that reflects light emitted from the light source. The actuator is disposed under the lamp unit. A lower end of the lamp unit is coupled to the actuator. The actuator includes a case member; and a driving mechanism disposed in the case member. The lamp unit is coupled to the driving mechanism. The thrust receiver is integrally provided on the case member of the actuator.

Abstract: A vehicle lamp can include a light source unit including a light guide plate with a light emission surface, and a point or line light source opposed to one end face of the light guide plate. The light guide plate can be made of a transparent plate-like material. A convex projection lens can be configured to focus light emitted from the light source unit and project the light forward in a direction of light illumination. The light guide plate can have a prism array on a rear surface thereof extending with a serrated cross section from the one end face to the opposite end face of the light guide plate, and in a direction parallel with the end face. The prism array can include a plurality of prism surfaces, with each prism surface being obliquely formed so that when light enters the light guide plate from the light source side and impinges thereon, a substantial amount of the light can be totally reflected into small angles of incidence to the emission surface.

Abstract: In a vehicular lamp, a first zone includes a first incident portion disposed on a radiation axis. A first light guide portion guides light incident from the first incident portion forward. A first radiation portion formed from a first concave surface and a second concave surface deflects the light from the first light guide portion toward a lamp optical axis side and radiates such light forward in a diffused manner. A second zone includes a cylindrical second incident portion disposed on an outer side of the first incident portion. A second light guide portion that is longer in the direction of the radiation axis than the first light guide portion guides light incident from the second incident portion forward. A cylindrical second radiation portion radiates the light from the second light guide portion forward.

Abstract: A headlamp assembly which includes an optic used for providing a turn signal which meets the government requirements for luminous intensity when the turn signal is located near or next to the headlamp assembly. The present invention is a headlamp assembly which includes a housing, at least one optic disposed within the housing, as well as at least one light source which is operable with the optic such that light is emitted from the optic which meets or exceeds present regulatory requirements. The present invention also includes an outer lens mounted on the housing such that light emitted from the optic passes through the outer lens.

Abstract: In a vehicle headlamp, a light source image forming device forms a first light source image and a second light source image. A projection lens projects the first light source image and the second light source image so as to have a common border with each other. The light source image forming device forms the first light source image and the second light source image at positions spaced apart from each other along respective edges forming the common border.

Abstract: A vehicle lighting assembly is provided which uses a light guiding lens without a dedicated light source.

Abstract: The invention relates to a projection module of an automobile headlight. The module includes several semiconductor light sources to broadcast optical irradiation of a primary optics assembly to bundle the emitted irradiation, and a secondary optics assembly that projects the bundled irradiation to create the desired light distribution in front of the vehicle. In order to reduce the weight and dimensions of the projection module, it is proposed that the secondary optics assembly is formed as a multi-part complex lens that includes several lens segments. Each of these lens segments is assigned to at least one irradiation bundle of irradiation bundled from the primary optics assembly, and projects this assembly as partial distribution in front of the vehicle, whereby the overall distribution of the projection module results from overlapping the partial distributions.

Abstract: A vehicle lamp including a light-emitting semiconductor device can have high visibility even in an area outside of the standard light distribution pattern. The vehicle lamp can include at least one light-emitting semiconductor device and at least one lens that includes both a first lens formation and second lens formation. An optical axis of the at least one lens can correspond with that of the at least one light-emitting semiconductor device. The first lens formation can receive a strong light that is within the range of a half-value angle of light emitted from the at least one light-emitting semiconductor and which forms a standard light distribution pattern. The second lens formation can receive a weak light that is beyond the range of the half-value angle and forms a light distribution pattern in an area outside of the standard light distribution formed by the first lens formation.

Abstract: A composite lens plate is applied in a light emitting diode (LED) lighting device having a plurality of LEDs. The composite lens plate includes a plurality of refractive elements. The refractive elements are one-to-one corresponding to the LEDs and guide light emitted by the corresponding LEDs. Each refractive element has a refractive property. The refractive elements are classified into at least two types of lenses according to the refractive property. Lenses of the same type have substantially the same refractive property, and the refractive property of lenses of one type is different from the refractive property of lenses of another type.

Abstract: A side directional signal includes a base and a cover that together define a compartment receiving a circuit board on which first and second groups of light-emitting diodes (LEDs) are mounted. Mounted between the LEDs and the cover is a light-guiding plate including an inner face with a plurality of semispheres aligned with the LEDs. The light-guiding plate further includes an outer face with grooves. A portion of the semispheres concentrates the light beams emitted from the first group of LEDs to provide enhanced brightness. The concentrated light beams transmit through the outer face and then the cover after being reflected by sidewalls of the grooves. A reflective plate is mounted between the first and second groups of LEDs. The light beams emitted from the second group of LEDs are concentrated by a remaining portion of the semispheres, reflected by the reflective plate, and transmitted through the cover.

Abstract: There is disclosed apparatus and methods for a directed energy beam virtual fence. The directed energy beam virtual fence may include a source unit to provide an energy beam and a sequence of relay units disposed at intervals along the length of the virtual fence. Each relay unit in the sequence may receive the energy beam from a previous unit and may recollimate and redirect the energy beam towards a subsequent unit.

Abstract: A light emitting diode (10) includes an LED chip (14) and an encapsulant (16) enclosing the LED chip. The LED chip has a light emitting surface (141), and the encapsulant has a light output surface (161) over the light emitting surface. The light output surface defines a plurality of annular, concentric grooves (163). Each groove is cooperatively enclosed by a first groove wall (165) and a second groove wall (166). The first groove wall is a portion of a circumferential side surface of a cone, and a conical tip of the cone is located on the light emitting surface of the LED chip.

Abstract: A light transforming method and device that includes a lens having one or more specifically shaped surfaces designed to generate an output image by directing the appropriate amount of electromagnetic energy from a substantially collimated beam to the required regions of the output image for the purpose of recreating the output image. The lens has one or more non-imaging radiant energy distribution surfaces that is of a non-uniform. shape.

Abstract: A light-emitting element is disposed to face the front side such that an end point of a rectangular or square light-emitting chip corresponding to the vehicle's own lane is positioned at a rear focal point of a convex lens. An additional lens is disposed to surround the convex lens. The additional lens includes an incident surface, a reflection surface, and an emitting surface. The additional lens is divided into a-plurality of fan-shaped areas in a circumferential direction with respect to an optical axis Ax. The division is performed for each angular range where a corner point of the light-emitting chip, which is positioned at an uppermost end of an image of the light-emitting chip formed on the reflection surface by the light emitted from the light-emitting element, becomes the same corner point.

Abstract: A vehicle headlamp has semiconductor-type light sources and lenses. Emission surfaces of the lenses are made of free curved faces controlled to be curved so that: projection images of light emitting chips of the semiconductor-type light sources, which is emitted from the emission surfaces, are not convexly curved in an upward direction from cutoff lines on a screen light distribution of a light distribution pattern for low beam. As a result, the vehicle headlamp can achieve downsizing, weight reduction, and cost reduction. In addition, the precision of assembling an optical element can be improved.

Abstract: On the surface of Fresnel lens part which is formed on the back face of the lens in a door mirror, grain is provided. This grain includes the first grain formed in the first area positioned in the outside of the boundary extending in the front and rear direction of a vehicle, and the second grain formed in the second area positioned in the door panel side of the boundary, and the concavity depth of the second grain is deeper than that of the first grain. Consequently, illumination intensity of the light irradiated toward the face of the door panel from the deeper grain side of the second area can be reduced compared with the illumination intensity of the light toward the footstep from the shallower grain side of the first area. Adoption of such lens makes possible to apply in the various vehicle models through changing only the boundary position and concavity depth of the grain on the face of the Fresnel lens part.

Abstract: An upper portion region and a lower portion region at a front side surface of a projector lens are constituted as up and down direction diverging portions provided with a plurality of lens elements extended substantially in a horizontal direction by a vertical sectional shape formed in a recessed and projected shape relative to a reference face of the front side surface. After diverging light emitted from the upper portion region and the lower portion region to a front side in an up and down direction, a diverging degree thereof is made to be able to be controlled accurately to thereby pertinently shade off the cutoff line. A spectroscopic color appearing at an upper vicinity of the cutoff line owing to a spectroscopic light phenomenon brought about when light reflected from a reflector transmits through the projector lens is made to be inconspicuous.

Abstract: A lamp unit is provided. The lamp unit includes a light emitting element disposed on an optical axis so as to face in a direction substantially orthogonal to the optical axis, a first reflector facing the light emitting element to forwardly reflect light from the light emitting element, and a direct light control member disposed in front of the light emitting element for controlling direct light directed toward a region in front of the first reflector from the light emitting element without being incident on the first reflector. The direct light control member includes a first lens portion which deflects a first portion of the direct light in a direction approaching the optical axis, and an extended portion extending from the first lens portion. The extended portion controls a second portion of the direct light differently from the first lens portion.

Abstract: A radiant energy redirecting apparatus, method, and system. In one aspect, it comprises two radiant energy distribution surfaces, each surface comprised of a multiplicity of equivalently shaped linear distribution elements, where each surface acts to distribute radiant energy in orthogonal directions, and where each surface is comprised of refractive or total internal reflection elements, or a combination thereof, for the purpose of efficiently directing pseudo-collimated radiant energy into a generally rectangular-shaped output distribution in angle space.

Abstract: The invention concerns a lighting module comprising a concave reflector, and at least one light source disposed in the concavity of the reflector in order to illuminate at least upwards, and a lens situated in front of the reflector and light source. The reflector is associated with a flat plate, the top face of which is reflective in order to bend the beam coming from the reflector, the said plate comprising a front end edge able to form the cutoff in the lighting beam. The reflector is determined so as to transform a spherical wave surface coming from the source into a wave surface boiling down to an arc of a circle situated in the plane of the plate, and the lens is of revolution about an axis orthogonal to the plane of the plate and passing through the center of the said arc of a circle.

Abstract: A light source emits light into a solid angle exceeding pi steradians with a known intensity distribution. An illumination lens has a first surface that receives at least 90% of the light of the known intensity distribution and has a shape that transforms the known intensity distribution into an intermediate intensity distribution within the transparent material of the lens. A second surface receives the intermediate intensity distribution and is shaped to transform the intermediate intensity distribution into a final intensity distribution that produces a prescribed illumination distribution upon a rectangular target zone. At least one of the shapes of the first and second surfaces is non-rotationally symmetric and is approximated by a super-ellipsoid.