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Transparency Range: 400 nm to 5000 nm.
Birefringence: Significant birefringence, useful for polarization applications.
Mechanical Robustness: Superior mechanical strength and durability.
Chemical Stability: High resistance to chemical reactions and degradation.
Thermal Stability: Excellent performance across a wide temperature range.
Applications: Fiber Optic Isolators and Circulators, Beam Displacers, Glan Polarizers, Other Polarizing Optics, etc.
Large Nonlinear Susceptibility: ZnGeP2 crystals have a large nonlinear susceptibility (d36 ~ 75 pm/V), which is approximately 160 times that of KDP (potassium dihydrogen phosphate). This high nonlinear susceptibility makes ZGP crystals highly efficient for nonlinear optical processes.
Wide Transparency Range: ZGP crystals are optically transparent over the 0.74–12 μm wavelength region. This wide transparency range allows for versatile use in various optical systems and applications.
High Laser Damage Threshold: ZnGeP2 crystals have a relatively high laser damage threshold, making them suitable for high-power laser systems and applications that require intense laser beams.
Tunable Laser Output: ZGP crystals are recommendable for producing tunable laser output in the near-infrared spectrum. This capability makes them valuable for applications that require precise control over laser wavelength.
Applications: Laser Technology, Optical Parametric Oscillator (OPO), Optical Parameter Generation/Amplification (OPG/OPA), Frequency Conversion, Scientific research, Medical & Biological Imaging, etc.
Versatility:
Plano-Convex Lenses: Conventional choice for general applications.
Meniscus Lenses: Ideal for larger beam diameters and higher power densities due to lower spherical aberrations.
Material Benefits:
ZnSe (Zinc Selenide):Wide transmission range (600-16000nm). Low absorption at 1060nm, suitable for high-power CO2 lasers.
GaAs (Gallium Arsenide):
Higher hardness and greater thermal endurance.
Recommended for dirty or high-splatter environments.
Quality and Coating:
Made from CVD ZnSe grown in the USA, featuring low bulk losses, high resistance to thermal shock, and stable properties.
AR coatings ensure high transmission (T≥99.5%@10.6μm), high damage threshold, durability, and wiping resistance.
Minimum-damage polishing technique enhances performance and longevity.
Custom Options:
Off-the-shelf specifications: Diameters 12.0-38.1mm, Central Thicknesses 2.6-7.87mm, Focal Lengths 38.1-190.5mm with 10.6μm AR Coatings.
Custom specifications: Maximum diameter up to 200mm for higher power handling.
Design services available for optimized mirror design and cost-effectiveness.
Applications: Laser Processing, High-Power Laser Systems, Versatile Industrial Use, etc.