A Simple Femtosecond Pulse Width Measurement System
A femtosecond pulse and width measurement technology, which is applied in the field of femtosecond pulse width measurement system, can solve the problems of complexity, difficult operation and high hardware equipment requirements, and achieve the effect of overcoming defects
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[0021] refer to figure 1 , this embodiment includes mirror 101, focusing element 102, beam splitter 201, delay line (piezoelectric ceramics and mirror) 202, mirror 203, mirror 204, two-photon detector 205; high voltage generation module 301, data The acquisition and processing module 401 adopts a modular design, wherein the focusing element, the reflector 101 and the condenser reflector 102, are used to focus the measured femtosecond pulse; the femtosecond pulse splitting and delay subsystem provides time delay changes and dual The photon detection signal includes a beam splitter 201, a delay line 202, a reflector 203, a reflector 204, and a two-photon detector 205; wherein the delay line 202 is a pair of reflectors driven by piezoelectric ceramics, including piezoelectric ceramics and reflectors. There are two parts of the mirror, the reflector is opposite to one end of the piezoelectric ceramic, and the other end of the piezoelectric ceramic is fixed. The mirror pair can pr...
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