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Shanghai Jipu Optoelectronics Co., Ltd
Multi application scenarios of ultra wideband complementary chirped mirrors: empowering cutting-edge scientific research
Date: 2025-09-16Read: 0
In the field of ultrafast laser technology, dispersion compensation is one of the key links to achieve high-quality ultra short pulse output. Edmund Optics' ultra wideband complementary chirped mirrors have become an ideal choice for many scientific research and industrial applications due to their excellent performance.
1、 Technical principles
The ultra wideband complementary chirped mirror achieves precise compensation for dispersion of different wavelengths of light through a special coating design. Its design is based on the combination and optimization of chirped mirrors and Guiley Tournois interferometer mirror technology. This type of mirror can provide nearly constant group delay dispersion (GDD) performance with minimal oscillation. In the wavelength range of 650-1350 nanometers, its average reflectivity is greater than 99%, and the GDD value is -60 femtosecond squared.
2、 Application scenarios
Diversified application scenarios: empowering cutting-edge scientific research
With the above characteristics, Edmund Optics ultra wideband complementary chirped mirrors have demonstrated their capabilities in multiple high-tech fields:
1. CPA Systems: In such systems, short pulses are first stretched using a stretcher to reduce peak power and avoid damaging the gain medium during amplification. Then, they are compressed back into short pulses using a compressor. Accurate dispersion matching is crucial here. The use of this product can significantly improve the dispersion balance between the front and rear stages, and enhance the signal-to-noise ratio and stability of the final output pulse.
2. Supercontinuum generation: In supercontinuum generation experiments, strong self phase modulation effects can lead to severe dispersion accumulation. Introducing appropriate negative GDD can effectively combat this phenomenon, broaden the useful spectral range, and promote the generation of new wavelengths.
3. Quantum Optics and Precision Measurement: Maintaining the temporal purity of light pulses is crucial in high-precision measurement tasks such as quantum entanglement state preparation and cold atom interferometers. The low noise and high stability of this product make it an ideal choice.
4. Multiphoton microscopy and imaging: In these advanced imaging techniques, shorter excitation pulses mean higher spatial resolution and deeper tissue penetration depth. Effective dispersion correction helps to achieve clearer image quality and faster data acquisition speed.
3、 Advantages
-High precision dispersion compensation: It can accurately compensate for dispersion at different wavelengths, ensuring the stability and consistency of laser pulses during transmission.
-High reflectivity: Maintain high reflectivity over a wide wavelength range, reduce energy loss, and improve the efficiency of laser systems.
-Broadband design: Supports dispersion compensation of less than 3 femtosecond pulses, covering commonly used ultrafast wavelengths, including Ti: sapphire and Yb: doped fiber coatings.
Edmund Optics' ultra wideband complementary chirped mirrors provide strong support for the development of ultrafast laser technology with their excellent performance and wide range of applications. Whether in scientific research exploration or industrial production, this product can meet users' demand for high-quality ultra short pulse output.