AN OPTICAL APPARATUS WHICH IS USED TO CONDITION, DIRECT, FOCUS OR COLLIMATE AN X-RAY BEAM. THIS SINGLE CORNER KIRKPATRICK-BAEZ SYSTEM EMPLOYES A SIDE-BY-SIDE SCHEME AND MULTI-LAYER BRAGG X-RAY REFLECTING SURFACES.

CLASSIFICATION IS DETERMINED ACCORDING TO THE GENERAL INTERPRETATIVE RULES 1 AND 6.