The device of the observation of a zone of interaction between a laser beam and of the material and a device and method of processing by the laser beam using this device for observation.

摘要

The invention relates to a device for observing a zone of interaction between a laser beam and material, including a mirror whose reflective surface is inclined with respect to the axis of a laser beam in order to reflect the image of the zone to be observed. The mirror (1) includes an opening (5) to allow the laser beam (4) to pass. IMAGE