Patent ID: 7167631

Claim:
Apparatus with an optical bench and at least one optical element which is attached to the optical bench, whereby the optical bench comprises a layered structure, with an extruded honeycomb plate formed from light metal, paper or carbon reinforced plastic with an upper and a lower side, the honeycomb plate defining a cutout for receiving a suspension therein, a first cover layer being glued to the upper side of the honeycomb plate and comprising a first glass-type plate including a treated surface on the one side that faces away from the honeycomb plate, a second cover layer being glued to the lower side of the honeycomb plate and comprising a second glass-type plate, a suspension disposed in said cutout and glued to one or more parts of the layered structure for guiding forces, and the optical element being attached to the surface-treated side of the first glass-type plate by means of optical contacting or glueing.