An endoscope or endomicroscope comprising: an optical array of reflective optical objectives located at a distal end, each objective comprising: a first reflecting element having a convex or flat front surface and a back surface, wherein the front surface is reflective, a second reflecting element having a concave reflecting surface facing the front surface of the first reflecting element, wherein the second reflecting element comprises a transmissive section permitting electromagnetic radiation to pass through the concave reflecting surface of the second reflecting element to the first reflecting element, and a carrier material between at least the front surface of the first reflecting element and the concave reflecting surface of the second reflecting element, the carrier material embedding at least the front surface of the first reflecting element and defining the distance (d) between the first and second reflecting elements; a bundle of flexible waveguides, wherein each reflective optical objective of the optical array is optically coupled to a single flexible waveguide of the bundle of flexible waveguides; the endoscope or endomicroscope being characterized in that it further comprises: an inner housing that encloses the optical array and at least a portion of the bundle of flexible waveguides; an outer housing that at least partially surrounds the inner housing; and a micro-actuator attached to the outer housing that, upon activation, moves the inner housing relative to the outer housing such that the optical array moves with the inner housing along a pre-programmed trajectory to collect light with the optical array of reflective optical objectives at a plurality of positions in the pre-programmed trajectory in order to form an image based on the light collected with all of the reflective optical objectives of the optical array, wherein the pre-programmed trajectory extends over a surface corresponding to that of one reflective optical objective to obtain an image size comparable to a size of the array. an optical array of reflective optical objectives located at a distal end, each objective comprising: a first reflecting element having a convex or flat front surface and a back surface, wherein the front surface is reflective, a second reflecting element having a concave reflecting surface facing the front surface of the first reflecting element, wherein the second reflecting element comprises a transmissive section permitting electromagnetic radiation to pass through the concave reflecting surface of the second reflecting element to the first reflecting element, and a carrier material between at least the front surface of the first reflecting element and the concave reflecting surface of the second reflecting element, the carrier material embedding at least the front surface of the first reflecting element and defining the distance (d) between the first and second reflecting elements; a first reflecting element having a convex or flat front surface and a back surface, wherein the front surface is reflective, a second reflecting element having a concave reflecting surface facing the front surface of the first reflecting element, wherein the second reflecting element comprises a transmissive section permitting electromagnetic radiation to pass through the concave reflecting surface of the second reflecting element to the first reflecting element, and a carrier material between at least the front surface of the first reflecting element and the concave reflecting surface of the second reflecting element, the carrier material embedding at least the front surface of the first reflecting element and defining the distance (d) between the first and second reflecting elements; a bundle of flexible waveguides, wherein each reflective optical objective of the optical array is optically coupled to a single flexible waveguide of the bundle of flexible waveguides; the endoscope or endomicroscope being characterized in that it further comprises: an inner housing that encloses the optical array and at least a portion of the bundle of flexible waveguides; an outer housing that at least partially surrounds the inner housing; and a micro-actuator attached to the outer housing that, upon activation, moves the inner housing relative to the outer housing such that the optical array moves with the inner housing along a pre-programmed trajectory to collect light with the optical array of reflective optical objectives at a plurality of positions in the pre-programmed trajectory in order to form an image based on the light collected with all of the reflective optical objectives of the optical array, wherein the pre-programmed trajectory extends over a surface corresponding to that of one reflective optical objective to obtain an image size comparable to a size of the array. an inner housing that encloses the optical array and at least a portion of the bundle of flexible waveguides; an outer housing that at least partially surrounds the inner housing; and a micro-actuator attached to the outer housing that, upon activation, moves the inner housing relative to the outer housing such that the optical array moves with the inner housing along a pre-programmed trajectory to collect light with the optical array of reflective optical objectives at a plurality of positions in the pre-programmed trajectory in order to form an image based on the light collected with all of the reflective optical objectives of the optical array, wherein the pre-programmed trajectory extends over a surface corresponding to that of one reflective optical objective to obtain an image size comparable to a size of the array.