A radar device for interior automotive radar sensing applications, comprising - at least one radar antenna member, - a dielectric lens device (14; 40) for shaping a radar beam, said dielectric lens device (14; 40) comprising a first plano-convex cylindrical dielectric lens member (16; 42) and a second plano-convex cylindrical dielectric lens member (20; 52), and a plane-parallel dielectric substrate, wherein the two plano-convex cylindrical dielectric lens members (16, 20; 42, 52) are arranged with their plane surfaces towards a same surface of the plane-parallel dielectric substrate, and the plano-convex cylindrical dielectric lens members (16, 20; 42, 52) are interconnected to the plane-parallel dielectric substrate in a material fit; wherein - the at least one radar antenna member is arranged in a spaced manner to face a surface of the plane-parallel dielectric substrate opposite of the two plano-convex cylindrical dielectric lens members (16, 20; 42, 52), and - the at least one radar antenna member is arranged such that a direction of its strongest power emission runs perpendicular to the surface of the plane-parallel dielectric substrate characterized in that - a size (m) of a spacing between the two plano-convex cylindrical dielectric lens members (26, 20) on the plane-parallel dielectric substrate and sizes of their heights (h 1, h 2) are selected such that a ratio of one of two maxima of a radar power magnitude in a transmitted radiation pattern to the radar power magnitude of a local minimum that is located between the two maxima of the radar power magnitude in the transmitted radiation pattern lies between 2.0 and 4.0. - at least one radar antenna member, - a dielectric lens device (14; 40) for shaping a radar beam, said dielectric lens device (14; 40) comprising a first plano-convex cylindrical dielectric lens member (16; 42) and a second plano-convex cylindrical dielectric lens member (20; 52), and a plane-parallel dielectric substrate, wherein the two plano-convex cylindrical dielectric lens members (16, 20; 42, 52) are arranged with their plane surfaces towards a same surface of the plane-parallel dielectric substrate, and the plano-convex cylindrical dielectric lens members (16, 20; 42, 52) are interconnected to the plane-parallel dielectric substrate in a material fit; wherein - the at least one radar antenna member is arranged in a spaced manner to face a surface of the plane-parallel dielectric substrate opposite of the two plano-convex cylindrical dielectric lens members (16, 20; 42, 52), and - the at least one radar antenna member is arranged such that a direction of its strongest power emission runs perpendicular to the surface of the plane-parallel dielectric substrate characterized in that - a size (m) of a spacing between the two plano-convex cylindrical dielectric lens members (26, 20) on the plane-parallel dielectric substrate and sizes of their heights (h 1, h 2) are selected such that a ratio of one of two maxima of a radar power magnitude in a transmitted radiation pattern to the radar power magnitude of a local minimum that is located between the two maxima of the radar power magnitude in the transmitted radiation pattern lies between 2.0 and 4.0.