Exploring high-order Hermite-Gaussian modes generation from pump-wave off-axis pumped optical parametric oscillator for adjustable wavelength-versatile optical vortex sources

Key Points

• Optical vortex sources can exhibit adjustable wavelengths, enhancing their versatility.
• Key evidence shows significant generation of high-order Hermite-Gaussian modes using off-axis pump techniques.
• Assessment using off-axis pumped optical parametric oscillator elucidates wavelength control mechanisms.
• Findings suggest improved applications in optical communications and quantum information processing.