Tunable ultraviolet light generation apparatus based on self-similarity amplifier
A generation device and amplifier technology, applied in the field of ultrafast optics, can solve the problems of narrow ultraviolet spectrum, inability to compensate, and inaccessibility, and achieve the effects of wide spectrum, high amplification efficiency, and strong ability to resist environmental disturbances
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[0032] Example 1: Such as figure 1 As shown, this embodiment specifically relates to a self-similar amplifier-based tunable ultraviolet light generating device, which is mainly composed of an ultrashort pulse fiber laser 000, a cascade high power amplifier 100, and a quadruple frequency system connected in sequence. 200; among them, the cascaded high power amplifier 100 is composed of a first-stage amplifier 100a, a second-stage amplifier 100b, a pre-chirp management module 100c, a third-stage amplifier 100d, and a chirp compensation module 100e that are connected in sequence. The first-stage amplifier 100a uses single-mode gain fiber amplification, the second-stage amplifier 100b is a chirped pulse amplifier that uses a large-mode field photonic crystal gain fiber, and the third-stage amplifier 100d uses a pre-chirp management module 100c and uses a large-mode field photon Self-similar amplifier of crystal gain fiber.
[0033] Such as figure 1 As shown, the method for generating...
Example Embodiment
[0038] Example 2: Such as figure 1 , 2 As shown, this embodiment specifically relates to a self-similar amplifier-based tunable ultraviolet light generating device, which is mainly composed of an ultrashort pulse fiber laser 000, a cascade high power amplifier 100, and a quadruple frequency system connected in sequence. 200 composition.
[0039] Ultrashort pulse fiber laser 000 includes semiconductor laser pump source 001, single-mode fiber 002, gain fiber 003, single-mode fiber 004, semiconductor laser pump source 005, wavelength-selective fiber collimator 006, quarter wave plate 007, half-wave plate 008, polarization beam splitter 009, quarter-wave plate 010, grating 011, grating 012, zero-degree high reflection mirror 013, isolator 014, quarter-wave plate 015 and wavelength Selective fiber collimator 016; among them, single mode fiber 002, gain fiber 003, single mode fiber 004, wavelength selective fiber collimator 006, quarter wave plate 007, half wave plate 008, polarization...
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