# US 10,766,414 B2 · Motor-vehicle optical system > Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt - Number: US 10,766,414 B2 - Document ID: US10766414B2 - Status: Granted - Kind: B2 - Application number: 16/369,713 - Filed: 2019-03-29 - Published: 2019-10-03 - Granted: 2020-09-08 - Earliest claimed: 2018-03-30 - Assignees: Valeo Vision - Applicants: Valeo Vision - Inventors: Thierry Fleurence; Kaoutar Ez-Zouaq; Nicolas Boiroux; Nirina Rasoldier; Jingjing Xue; Arnaud Robert - Web page: https://patentgrep.com/patent/US10766414B2 ## CPC - B60Q 3/74: for overall compartment lighting; for overall compartment lighting in combination with specific lighting, e.g. room lamps with reading lamps (general lighting mounted on specific fittings B60Q3/20; general lighting for mass transit vehicles B60Q3/43) - B60Q 3/60: characterised by optical aspects - B60Q 3/76: for spotlighting, e.g. reading lamps (spotlighting on or for specific fittings B60Q3/20; spotlighting in mass transit vehicles B60Q3/44) - F21V 5/008: {Combination of two or more successive refractors along an optical axis} - F21V 5/04: of lens shape - F21V 5/048: {the lens being a simple lens adapted to cooperate with a point-like source for emitting mainly in one direction and having an axis coincident with the main light transmission direction, e.g. convergent or divergent lenses, plano-concave or plano-convex lenses} - F21V 23/04: the elements being switches (safety devices F21V25/00) - G02B 6/005: {provided by one optical element, or plurality thereof, placed on the light output side of the light guide} - F21Y 2105/12: characterised by the geometrical disposition of the light-generating elements, e.g. arranging light-generating elements in differing patterns or densities - F21Y 2105/14: characterised by the overall shape of the two-dimensional [2D] array - F21Y 2115/10: Light-emitting diodes [LED] - B60Q: ARRANGEMENT OF SIGNALLING OR LIGHTING DEVICES, THE MOUNTING OR SUPPORTING THEREOF OR CIRCUITS THEREFOR, FOR VEHICLES IN GENERAL - F21V: FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR - G02B: OPTICAL ELEMENTS, SYSTEMS OR APPARATUS - F21Y: INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED ## Abstract An optical system including two optical modules, each optical module including at least one light source, one primary optical element configured to form an elementary beam dependent on the rays emitted by the one or more light sources, and one secondary optical element for projecting the elementary beam. The primary optical elements of the optical modules form one and the same part. ## Claims ### Claim 1 An optical system for lighting a zone of a passenger compartment of a motor vehicle comprising: two optical modules, each optical module comprising: at least one light source, a first optical element configured to form an elementary beam dependent on the rays emitted by the one or more light sources, and a second optical element for projecting the elementary beam, wherein the first optical elements of the optical modules form one and the same part, and the first optical elements of the optical modules respectively have an optical axis and are arranged so that their optical axes are not parallel to each other. ### Claim 2 (depends on 1) The optical system according to claim 1, wherein each optical module comprises a plurality of light sources that are selectively activatable and members that are respectively arranged facing one of the sources in order to collect and guide the rays emitted by the corresponding source, the first optical element being placed at an exit of the members. ### Claim 3 (depends on 2) The optical system according to claim 2, wherein the members and the first optical elements form one and the same part for the two optical modules. ### Claim 4 (depends on 1) The optical system according to claim 1, wherein the optical modules are configured so that the two projected elementary beams superpose at least partially in the zone of the passenger compartment. ### Claim 5 (depends on 1) The optical system according to claim 1, wherein the optical modules are configured so that the projected elementary beams superpose and have complementary shapes, the shape of a first elementary beam being the negative of the other elementary beam when all the light sources are activated. ### Claim 6 (depends on 1) The optical system according to claim 1, wherein the optical axes of the optical modules are inclined with respect to each other by an angle of value between 0.5° and 3°. ### Claim 7 (depends on 1) The optical system according to claim 1, wherein the second optical elements of the two modules form one and only one part. ### Claim 8 (depends on 1) The optical system according to claim 1, wherein members of a first optical module are arranged to form a first matrix array and members of a second optical module are arranged to form a second matrix array, the first and second matrix arrays being of complementary shapes. ### Claim 9 (depends on 1) The optical system according to claim 1, wherein the optical system comprises an interior lighting system of a vehicle configured to project the elementary beams into at least one zone of the passenger compartment of the vehicle. ### Claim 10 (depends on 2) The optical system according to claim 2, wherein the optical modules are configured so that the two projected elementary beams superpose at least partially in the zone of the passenger compartment. ### Claim 11 (depends on 2) The optical system according to claim 2, wherein the optical modules are configured so that the projected elementary beams superpose and have complementary shapes, the shape of a first elementary beam being the negative of the other elementary beam when all the light sources are activated. ### Claim 12 (depends on 2) The optical system according to claim 2, wherein the second optical elements of the two modules form one and only one part. ### Claim 13 (depends on 2) The optical system according to claim 2, wherein first optical elements of a first optical module are arranged to form a first matrix array and second optical elements of a second optical module are arranged to form a second matrix array, the first and second matrix arrays being of complementary shapes. ### Claim 14 (depends on 2) The optical system according to claim 2, wherein the optical system comprises an interior lighting system of a vehicle configured to project the elementary beams into at least one zone of the passenger compartment of the vehicle. ### Claim 15 (depends on 3) The optical system according to claim 3, wherein the optical modules are configured so that the projected elementary beams superpose and have complementary shapes, the shape of a first elementary beam being the negative of the other elementary beam when all the light sources are activated. ### Claim 16 (depends on 3) The optical system according to claim 3, wherein the optical modules are configured so that the projected elementary beams superpose and have complementary shapes, the shape of a first elementary beam being the negative of the other elementary beam when all the light sources are activated. ### Claim 17 (depends on 3) The optical system according to claim 3, wherein the second optical elements of the two modules form one and only one part.