Patent ID: 8794575

Claim:
Quick change plate-quick clamping apparatus comprising: a guide on a base plate for clamping a quick change plate of an optical device into the guide, wherein the quick change plate and the guide have complementarily formed guide surfaces, the guide has first and second retaining elements, which can be adjusted relative to each other, and an apparatus for fixing the quick change plate, which is formed to adjust a distance of the retaining elements with respect to each other, wherein the apparatus for fixing the quick change plate includes a lever which engages with a cam in a slotted link forming an elongate opening which is disposed in the first retaining element in such a way that a movement of the lever adjusts the first retaining element relative to the second retaining element, wherein, in a first position, the lever fixes the optical device, in a second position, the lever releases the optical device for displacement in the guide, and, in a third position, the lever releases the optical device for removal, and the slotted link is provided with a recess at one end in order to receive the cam in the first position.