Optical focussing system for a human or animal tissue cutting device

The invention refers to a cutting apparatus that includes a device for processing a LASER beam generated by a femtosecond laser (1), and arranged downstream of said femtosecond laser, the processing device comprising: - A shaping system (3) positioned in the path of said femtosecond laser. beam, to modulate the phase of the wavefront of the LASER beam according to a modulation set point, - An optical focusing system (5) downstream of the shaping system, the optical focusing system comprising a concentrator module for focusing the phase modulated LASER beam into a focal plane and a depth positioning module for moving the focal plane in a plurality of cutting planes, - an optical scanning scanner (4) to move the pattern in the cutting plane in a plurality of positions.</p> <p>(Automatic translation with Google Translate, without legal value)