A device for optically imaging at least a part of an object, comprising a two-dimensional array of optical channels, the array having a main plane, · each optical channel having an optical axis and being arranged such that the optical axis is perpendicular to the main plane, · each optical channel comprising: - a first lens system comprising at least a first lens, - a second lens system comprising at least a second lens, each lens having an optical axis aligned with the optical axis of the optical channel, · the first lens system and the second lens system being arranged such that a first surface of the first lens is a light entrance surface of the optical channel, and a second surface of the second lens is a light exit surface of the optical channel, such that light propagates from the light entrance surface to the light exit surface within the optical channel, wherein each optical channel has at least an optical low-pass angular filter configured to block any light propagating through the optical channel along a direction of propagation having an angle which is greater than a predefined angle θ L relative to the optical axis, the low-pass angular filter comprising at least one planar interface, separating a first material having a first refractive index n 1 and a second material having a second refractive index n 2, arranged such that light propagating from the light entrance surface to the light exit surface successively propagates through the first material and the second material, the ratio of the second refractive index over the first refractive index being lower than 1, preferably lower than 0.66, each optical channel further comprising a field lens system, the field lens system comprising at least a field lens arranged between the first lens system and the second lens system along the optical axis of the optical channel, the planar interface being configured to block light propagating through the optical channel in a direction of propagation having an angle which is greater than or equal to a critical angle θ c relative to the optical axis, by total internal reflection, θ c being greater than or equal to θ L, the critical angle θ c, the distance z n between the first lens and a nodal plan of the field lens system along the optical axis and the distance x 1 / in the main plane between the center of a first lens and a border of an adjacent optical channel being such that: z n = x 1 l / tan θ c, the distance between the first lens and the first planar interface being lower than z n. · each optical channel having an optical axis and being arranged such that the optical axis is perpendicular to the main plane, · each optical channel comprising: - a first lens system comprising at least a first lens, - a second lens system comprising at least a second lens, each lens having an optical axis aligned with the optical axis of the optical channel, - a first lens system comprising at least a first lens, - a second lens system comprising at least a second lens, · the first lens system and the second lens system being arranged such that a first surface of the first lens is a light entrance surface of the optical channel, and a second surface of the second lens is a light exit surface of the optical channel, such that light propagates from the light entrance surface to the light exit surface within the optical channel,