A device for magnetron sputtering from a target comprising a cylindrical shaped casing , inside of which there is an outer tube , comprising concentric arrangement of: an inner central magnet and an annular outer magnet , with an inner tube placed between them, and, below magnets there is a bottom pole-piece , through which two sealed, hollow tubes protrude, for distributing in and distributing-out a cooling fluid, wherein above the magnets, there is located a base of the target and on said base, there are provided an angular outer pole-piece with an inner pole-piece placed in the outer pole-piece , whereas between the outer pole-piece and the inner pole-piece a disc shaped target is placed the disc shaped target is made of ferromagnetic material, wherein between the disc shaped target and the pole-pieces a horizontal distance is provided characterized in that between the outer pole-piece and the outer magnet there is provided an outer magnetic circuit , made of mu-metal, having a shape of a ring tapering towards the target, between the inner pole-piece and the inner magnet there is an inner magnetic circuit made of mu-metal and having a shape of a truncated cone whereas the inner tube has in its upper part a partially conical shape and is provided with channels for the cooling fluid, connected to the hollow tubes , wherein the base of the target is formed by concentrically placed and tightly fitted and connected: the outer tube , the outer magnetic circuit , the upper part of the inner tube , the inner magnetic circuit . a cylindrical shaped casing , inside of which there is an outer tube , comprising concentric arrangement of: an inner central magnet and an annular outer magnet , with an inner tube placed between them, and, below magnets there is a bottom pole-piece , through which two sealed, hollow tubes protrude, for distributing in and distributing-out a cooling fluid, an inner central magnet and an annular outer magnet , with an inner tube placed between them, wherein above the magnets, there is located a base of the target and on said base, there are provided an angular outer pole-piece with an inner pole-piece placed in the outer pole-piece , whereas between the outer pole-piece and the inner pole-piece a disc shaped target is placed an angular outer pole-piece with an inner pole-piece placed in the outer pole-piece , whereas between the outer pole-piece and the inner pole-piece a disc shaped target is placed the disc shaped target is made of ferromagnetic material, wherein between the disc shaped target and the pole-pieces a horizontal distance is provided characterized in that between the outer pole-piece and the outer magnet there is provided an outer magnetic circuit , made of mu-metal, having a shape of a ring tapering towards the target, between the inner pole-piece and the inner magnet there is an inner magnetic circuit made of mu-metal and having a shape of a truncated cone whereas the inner tube has in its upper part a partially conical shape and is provided with channels for the cooling fluid, connected to the hollow tubes , wherein the base of the target is formed by concentrically placed and tightly fitted and connected: the outer tube , the outer magnetic circuit , the upper part of the inner tube , the inner magnetic circuit . the outer tube , the outer magnetic circuit , the upper part of the inner tube , the inner magnetic circuit . <EOS>