A multi-aperture imaging device comprising: a one-line array of adjacently arranged optical channels (14 1, 14 2, 14 3, 14 4), each channel including optics (16 1, 16 2, 16 3, 16 4) for projecting a respective partial field of view (30 1 - 30 4) of a total field of view of the multi-aperture imaging device on a respectively associated image sensor region (12 1 - 12 4) of an image sensor; wherein lenses (72 1, 72 2, 72 3, 72 4) of the optics of the optical channels are held within openings (75 1, 75 2, 75 3, 75 4) of one or more lens holders (76 1, 76 2, 76 3, 76 4) and the one or more lens holders (76 1, 76 2, 76 3, 76 4) are attached to a substrate of the array so that the lenses are mechanically connected via the substrate and that lens vertices of the lenses are spaced apart from the substrate, the lenses being held in a constant relative location with respect to each other via the substrate (72 1, 72 2, 72 3, 72 4), the substrate being configured to be transparent, and optical paths (22 1, 22 2, 22 3, 22 4) of the plurality of optical channels passing through the substrate; a beam-deflecting device for deflecting an optical path of the optical channels; wherein the substrate is configured to be plate-shaped; and wherein the one or more lens holders (76 1, 76 2, 76 3, 76 4) are attached to the main side of the substrate; and the main side (18 b) faces or faces away from the image sensor; wherein the lens holder provides a frame passing within a plane of the optical paths between the image sensor and the beam-deflecting device; and wherein the one or more lens holders (76 1, 76 2, 76 3, 76 4) is/are formed to be tubular and formed axially, and the optics are fixed relative to each other at an interior face of the respective lens holder; wherein the multi-aperture imaging device comprises an actuator for translationally moving the substrate along the optical paths (22 1, 22 2, 22 3, 22 4) of the plurality of optical channels; and the optics (16 1, 16 2, 16 3, 16 4) are also held in a constant relative location with respect to the beam-deflecting device; and the actuator moves the optics (16 1, 16 2, 16 3, 16 4) in a translational manner along the optical axes of the optics, together with the beam-deflecting device. a one-line array of adjacently arranged optical channels (14 1, 14 2, 14 3, 14 4), each channel including optics (16 1, 16 2, 16 3, 16 4) for projecting a respective partial field of view (30 1 - 30 4) of a total field of view of the multi-aperture imaging device on a respectively associated image sensor region (12 1 - 12 4) of an image sensor; wherein lenses (72 1, 72 2, 72 3, 72 4) of the optics of the optical channels are held within openings (75 1, 75 2, 75 3, 75 4) of one or more lens holders (76 1, 76 2, 76 3, 76 4) and the one or more lens holders (76 1, 76 2, 76 3, 76 4) are attached to a substrate of the array so that the lenses are mechanically connected via the substrate and that lens vertices of the lenses are spaced apart from the substrate, the lenses being held in a constant relative location with respect to each other via the substrate (72 1, 72 2, 72 3, 72 4), the substrate being configured to be transparent, and optical paths (22 1, 22 2, 22 3, 22 4) of the plurality of optical channels passing through the substrate; a beam-deflecting device for deflecting an optical path of the optical channels; wherein the substrate is configured to be plate-shaped; and wherein the one or more lens holders (76 1, 76 2, 76 3, 76 4) are attached to the main side of the substrate; and the main side (18 b) faces or faces away from the image sensor; wherein the lens holder provides a frame passing within a plane of the optical paths between the image sensor and the beam-deflecting device; and wherein the one or more lens holders (76 1, 76 2, 76 3, 76 4) is/are formed to be tubular and formed axially, and the optics are fixed relative to each other at an interior face of the respective lens holder; wherein the multi-aperture imaging device comprises an actuator for translationally moving the substrate along the optical paths (22 1, 22 2, 22 3, 22 4) of the plurality of optical channels; and the optics (16 1, 16 2, 16 3, 16 4) are also held in a constant relative location with respect to the beam-deflecting device; and the actuator moves the optics (16 1, 16 2, 16 3, 16 4) in a translational manner along the optical axes of the optics, together with the beam-deflecting device.