AgGaS2, AgGaSe2 and HgGa2S4 nonlinear elements for conversion of the middle 
infrared spectral range laser radiation.
AgGa1-xInxS2 and AgGa1-xInxSe2 nonlinear elements with variable chemical 
composition for non-critical phase matching processes over a wide wavelength 
range.
Applications: • FREQUENCY MIXING 
• FREQUENCY DOUBLING 
• OPTICAL PARAMETRIC SOURCES 
Advantages: • HIGH NONLINEAR SUSCEPTIBILITY 
• HIGH DAMAGE THRESHOLD 
• WIDE TRANSMISSION RANGE 
• LOW OPTICAL ABSORPTION AND SCATTERING 
• LOW WAVE FRONT DISTORTION