System for the production of radioisotopes comprising, • an electron accelerator configured for generating an electron beam of accelerated electrons along an irradiation axis (Z), • a scanning unit configured for deviating the electron beam along a predefined scanning pattern to form a scanned beam , • a focusing unit comprising one or more magnets configured for focusing the scanned beam over a first irradiation plane (X, Z) towards a first focusing point (Fx) located on the irradiation axis (Z), to form a focused beam , wherein the first irradiation plane (X, Z) is defined by the irradiation axis (Z) and a first transverse axis (X), with X ⊥ Z, • a converting unit located between the focusing unit and the first focusing point (Fx), and comprising one or more bremsstrahlung converters (4.1-4.n), configured for converting the focused beam into a photon beam , • a converter cooling system configured for cooling the one or more bremsstrahlung converters (4.1-4.n), • a target holder configured for holding a target , wherein the electron accelerator , the scanning unit , the focusing unit , the converting unit , and the target holder , are all aligned along the irradiation axis (Z) and arranged downstream of one another in that sequence, wherein " downstream " is defined relative to the electron beam direction, Characterized in that , the one or more bremsstrahlung converters (4.1-4.n) are curved such that the focused beam intersects each of the one or more bremsstrahlung converters (4.1-4.n) with an intersecting angle ( α ) comprised between 65° and 115° at all points, preferably between 75° and 105° at all points. • an electron accelerator configured for generating an electron beam of accelerated electrons along an irradiation axis (Z), • a scanning unit configured for deviating the electron beam along a predefined scanning pattern to form a scanned beam , • a focusing unit comprising one or more magnets configured for focusing the scanned beam over a first irradiation plane (X, Z) towards a first focusing point (Fx) located on the irradiation axis (Z), to form a focused beam , wherein the first irradiation plane (X, Z) is defined by the irradiation axis (Z) and a first transverse axis (X), with X ⊥ Z, • a converting unit located between the focusing unit and the first focusing point (Fx), and comprising one or more bremsstrahlung converters (4.1-4.n), configured for converting the focused beam into a photon beam , • a converter cooling system configured for cooling the one or more bremsstrahlung converters (4.1-4.n), • a target holder configured for holding a target , wherein the electron accelerator , the scanning unit , the focusing unit , the converting unit , and the target holder , are all aligned along the irradiation axis (Z) and arranged downstream of one another in that sequence, wherein " downstream " is defined relative to the electron beam direction, Characterized in that , the one or more bremsstrahlung converters (4.1-4.n) are curved such that the focused beam intersects each of the one or more bremsstrahlung converters (4.1-4.n) with an intersecting angle ( α ) comprised between 65° and 115° at all points, preferably between 75° and 105° at all points. <EOS>