Varroc Lighting Systems, S.r.o

Po Lighting Czech S.r.o.

Varric Lighting Sytems, S.r.o.

Tomas Gloss

Jakub Hruska

Tomas Mateju

Milan Stylarek

Ludek Mazal

Vit Simurda

Ales Hendrych

Michal Juhanak

Jiri Kochanek

Petr Novak

Petr Ferbas

Vladimir Kubena

Jan Hanko

Ondrej Matuska

Michal Borek

Michal Jahunak

A signal light device () of a motor vehicle with a signal lighting unit () that comprises housing () covered by cover () and in the housing a carrier () secured to the housing (la) and with its front panel () facing the cover (). The carrier () comprises a supporting surface () with at least one light source (), a front panel () and a thin-walled partition panel () situated between the supporting surface () and the front panel (). The partition panel () comprises an input surface () facing the supporting surface () and an output surface () wherein the supporting surface () is fitted with the main reflective surface () to reflect light rays (). The space between the front panel () and the output surface () and between the supporting surface () and the input surface () is only filled with air.

Signal light device of a motor vehicle

The light device of a vehicle comprises a housing (), covered with a translucent cover (), a light unit () arranged in the housing () comprising at least one light source, and a functional plate member () comprising a lamella layer () configured to bind light rays () exiting from the optical unit (). The lamella layer () comprises the first lamellas (), which are transparent for light, and the second lamellas (), which are non-transparent for light, and extend across the thickness of the lamella layer (), are in a mutual contact and alternate with each other. The first lamellas () are arranged for the passage of light rays () and the second lamellas () are configured in such a way, when the light source is off, not to reflect the daylight (DS) that falls onto the second lamellas () from the said external environment out of the light device into the external environment.

Light device of a vehicle to ensure a dark, or colored appearance of at least a part of the light device in the off state

A lighting module including a housing with a cavity enclosed with a light-emitting surface and in which an LED is mounted connectable to a power source and possibly also to a control circuit. Between the LED and the light-emitting surface is arranged a transparent optical filter having an upper surface and a lower surface. The upper surface is adapted for the passage of a minor portion of light from the cavity of the housing to the light-emitting surface and, at the same time, the upper surface is adapted to reflect most of the light from the cavity of the housing back to the lower surface. On the lower surface of the transparent optical filter facing the LED is arranged a spatial optical structure adapted to scatter light from the cavity of the housing onto the upper surface and at the same time is adapted to scatter light reflected from the upper surface back to the spatial optical structure opposite the bottom of the cavity of the housing and possibly also opposite the side surfaces of the cavity of the lighting module.

Lighting module, in particular for a vehicle lighting device and a vehicle lighting device

A flat light guide () for a vehicle lighting device, which includes a rear end () and a front end with a light output surface (), the light guide () being defined between the two ends by a pair of side surfaces (). The light guide () has a base plane (X-Y) and at its rear end () is provided with at least one collimating element () arranged transversely or obliquely with respect to the plane (X-Y). Opposite the collimating element () is arranged an obliquely inclined reflective surface () to reflect light from the collimating element () into the flat light guide (). The collimating element () is adapted for the light input from the light source into the light guide () which further guides the light between the side surfaces () to the output surface ().

Flat light guide for a vehicle lighting device and a vehicle lighting device

The light-guiding optical unit () for a light device of motor vehicles comprises a light guide () that comprises at least one routing surface (), and at least one light source () to generate light rays (). The light-guide () further comprises a top surface () at least a part of which is constituted by the output surface (), and a bottom surface () opposite the top surface () and fitted with a prismatic structure () comprising reflective surfaces (). The routing surface () and the reflective surfaces () are mutually arranged in such a way that the routing surface (), by means of routing by refraction on this surface () or reflection from this surface (), directs light rays () to the prismatic structure () in such a way that it directly lights up only the reflective surfaces () with the light rays (), the reflective surfaces () being configured to direct light rays () that have fallen onto them this way directly from the routing surface () to the output surface () in such a way that the light rays () can exit from the light guide () through the output surface ().

Light-guiding optical unit for a light device of motor vehicles

The light device of a motor vehicle comprises a light unit () and a cover (). The light unit () comprises a light guide () with a front surface () for the exit of light rays () from the light guide () situated opposite the cover (), a rear surface () comprising unbinding elements () configured to reflect light rays () towards the front surface (), and at least one binding surface () to bind light rays () emitted by the light source () associated with the binding surface () to the light guide (). The light device further comprises a carrier () situated opposite the rear surface () of the light guide () and configured to reflect light rays () that have escaped from the light guide () through the rear surface () back to the light guide (). The cover () comprises at least one impermeable region () preventing light rays () from passing out of the cover (), and at least one permeable region () to allow light rays () to pass through the cover ().

Light device of a motor vehicle

A vehicle lighting device, in particular of a vehicle combined lighting device, including at least two controllable light modules with point light sources with automotive certification, which are connected to a power source and to a control unit. Each light module includes a driver to which point light sources of the light module are connected, wherein the drivers are connected by their data input via a common data-conducting path of the lighting device to a common control unit and are further connected by their electrical terminals to a two-wire common power distribution system from the source of electrical energy, wherein each point light source is connected to the power output of its driver and to a negative pole of the source of electrical energy or to a grounding pole. A light module for a vehicle lighting device, in particular for a vehicle combined lighting device.

Vehicle lighting device, in particular a vehicle combined lighting device

The light device comprises an optical module (), comprising a light source () and an associated optical body () of a transparent material to bind light rays () emitted by the source (). The source () is a multidirectional light source configured to emit the primary light beam () of rays () towards the cover (), and secondary beams () comprising rays () that are approximately transversal with respect to the rays () of the primary beam (). The body () has a front surface () that forms a central front recess () in the body (), a rear surface () that is opposite to the front surface () and is, in the direction from the optical axis (x) of the optical module (), which passes through the source (), inclined towards the cover (), and a lateral surface () connecting the front surface () with the rear surface (). The deepest point of the front recess () is situated approximately at the optical axis (x). The rear surface () and the lateral surface () are configured to prevent rays () from passing through these surfaces ().

Light device, especially a signal lamp, for a motor vehicle

The light device comprises an internal chamber () that is covered by a translucent cover, which separates the light device from the external surroundings of the motor vehicle; inside the chamber, there is at least one lighting unit () whose active area () for the exit of light rays () from the lighting unit () is situated opposite the translucent cover and contains a light-conductive core () of an optically transparent material with an associated light unit () located opposite the entry area () of the light-conductive core () to emit light rays () into the body () of light-conductive core (). Between the light-conductive core () and the translucent cover there is a functional layer () configured to focus the beams of light rays () that exit its surface averted from the light-conductive core () in a predetermined direction. The light device comprises a technological layer () that is configured for a total reflection of the light rays (), which is in contact with the top surface () of the light-conductive core ().

An image projection module of a vehicle that includes a light source directed to a projection mask and through it to output optics which is adapted to direct the projected light onto a road near the vehicle. The projection mask is formed on a front wall of a thick lens, whereby this front wall is adapted to direct the projected light from the light source to a flat upper wall of the thick lens which is adapted to totally reflect the projected light onto a curved output wall of the thick lens which is adapted to emit the projected light onto the road into the desired form of the projected pattern. A thick lens for an image projection module of a vehicle.

Image projection module of a vehicle and a thick lens therefor

An optical system for a lighting device, comprising a light-guiding optical part configured for spreading light beams generated by light sources situated opposite to a rear side of the optical part. Light beams are coupled into the light-guiding optical part, and after passing through the light-guiding optical part the light beams are emitted through its output surface. Rear side of light-guiding optical part is equipped with macroscopic cavities, each pair of adjacent macroscopic cavities forming between themselves an optical segment, whose two sides, which separate the optical segment from the pair of macroscopic cavities, comprise a reflective surface. The optical segment comprises a rear surface on the rear side, opposite to which a light source is positioned. The reflective surfaces are configured for reflecting a part of the light beams, which were coupled through the rear surface into the optical segment, and then directing them to the output surface.

Optical system for lighting equipment, especially for a signal lamp for motor vehicles

The light-conductive optical system comprises a planarly shaped light guide () made from an optically transparent material with an associated light unit () and a collimating element (). The light guide () comprises an output surface () for the output of light rays () and a binding surface () to bind light rays () to the light guide (). The output surface () and the binding surface () are situated on surfaces that transversally connect the top () and bottom surface () of the light guide () and the binding surface () comprises a partial surface () situated opposite the output surface () of the collimating element () and a lateral partial surface () at one or both sides of the partial surface (). The height (v) of the output surface () is bigger than the thickness (t) of the light guide () so the output surface () reaches above the top surface () and/or below the bottom surface () of the light guide () with its overlapping part (). The light guide () is, for each overlapping part (), fitted with at least a pair of reflective means () comprising the first reflective means () situated opposite the overlapping part () to bind at least a part of light rays () exiting from the overlapping part () and to reflect them to the second reflective means () adapted to direct light rays () against the lateral partial surface ().

Light-conductive optical system, especially for a light device of a vehicle

The invention relates to a light guiding optical system comprising at least two light guides (), to which is assigned a light unit () with at least one source () of light. The inner light guide () is provided with an input surface () with which it is situated opposite the light unit () and is further is provided with a broken stepped transition surface (), which comprises at least one decoupling surface () and at least one reflective surface (), whereby the broken stepped transition surface () of the inner light guide () is associated with an input surface () of a coupling light guide () which comprises at least one coupling surface ().

Light guiding optical system

A lamp contains a carrier for mounting of at least one flat light-emitting electroluminescence diode fitted with at least one cathode electric outlet and at least one anode electric outlet for the connection to electric conductors. The carrier includes a carrier body. The electric conductors comprise a cathode circuit an anode circuit, and contacts for the respective connection of the electric outlets of the electroluminescence diode to the cathode circuit and anode circuit. The cathode circuit or the anode circuit is positioned either completely on a surface of the carrier or at least a part of at least one of the cathode circuit or the anode circuit is positioned inside the carrier body and the remaining part of the circuit is positioned on the carrier surface.

Motor vehicle lamp

A light appliance, particularly a signal lamp for engine vehicles, is provided that comprises a primary optical unit () with at least one light source (), a secondary optical unit () comprising at least one areal electro-luminescent diode () for emitting light with its light emitting surface (), and at least one reflective surface () of a reflective device () for reflecting light from the primary optical unit () falling onto the reflective surface (). At least one of the electro-luminescent diodes () of the secondary optical unit () is arranged, with respect to some of the reflective surfaces (), in such a way that at least a part of the light beams from the primary optical unit (), directed to the reflective surface (), passes before falling onto the reflective surface () and/or after reflection from reflective surface () through light emitting surface () of diode ().

Growing community of inventors

Vitkov, Czechia

Tomas Gloss