KTP Crystal for SHG Frequency Doubling Nd:YAG Lasers 1064nm to 532nm

Specifications

Crystal Type: KTP (KTiOPO4)
Phase Mathcing Type: Type II, Type I
Mounting: Unmounted, Mounted
Width: 2 mm
Height: 2 mm
Length: 1 mm
Flatness: <= Lambda/10
Surface Quality (Scratch-Dig): 10-5
AR Coating: Not Coated, Both Sides, One side
Crystal Structure: Orthorhombic, space group Pna21, point group mm2
Cell Parameters: a=6.404Å, b=10.616Å, c=12.814Å, Z=8
Melting Point: Around 1172°C
Mohs Hardness: 5
Density: 3.01 g/cm³
Color: colorless
Hygroscopic Susceptibility: no
Thermal Conductivity: 0.13 W/(cm*K)
Thermo-optic Coefficient Dnx/dT: 1.1x10⁻⁵/°C
Thermo-optic Coefficient Dny/dT: 1.3x10⁻⁵/°C
Thermo-optic Coefficient Dnz/dT: 1.6x10⁻⁵/°C
Absorption Coefficient @1064nm: <0.1%/cm
Absorption Coefficient @532nm: <1%/cm
Transmitting Range: 350nm-4500nm
SHG Phase Matchable Range: 497~1800nm (Type II)
Refractive Indices Nx @1064nm: 1.7377
Refractive Indices Ny @1064nm: 1.7453
Refractive Indices Nz @1064nm: 1.8297
Refractive Indices Nx @532nm: 1.7780
Refractive Indices Ny @532nm: 1.7886
Refractive Indices Nz @532nm: 1.8887
Nonlinear Optical Coefficient D31: 6.5 pm/V
Nonlinear Optical Coefficient D32: 5 pm/V
Nonlinear Optical Coefficient D33: 13.7 pm/V
Nonlinear Optical Coefficient D24: 7.6 pm/V
Nonlinear Optical Coefficient D15: 6.1 pm/V
Phase Matching Angle θ: 90°
Phase Matching Angle φ: 23.5°
Temperature Acceptance: 24°C·cm
Spectral Acceptance: 0.56nm·cm
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Features


  • High Nonlinear Coefficient: KTP crystals exhibit a large nonlinear coefficient, making them ideal for frequency doubling and other nonlinear optical applications.

  • Wide Angular Bandwidth and Small Walk-off Angle: These properties ensure efficient phase matching and minimal beam distortion.

  • Broad Temperature and Spectral Bandwidth: KTP crystals maintain performance across a wide range of temperatures and wavelengths.

  • Non-Hygroscopic and Chemically Stable: KTP is resistant to moisture and chemical degradation, ensuring long-term reliability.

  • Superior for Electro-Optic Modulation: KTP's properties make it excellent for applications involving electro-optic modulation.

  • Optimized Crystal Growth and Coating: CRYSTECH's 20+ years of experience ensures high-quality crystals with a high damage threshold.

  • Applications: Ideal for SHG, SFG of Nd Lasers, Optical Parametric Generation (OPG, OPA, OPO).

  • Physical Properties: Orthorhombic structure, melting point around 1172°C, Mohs hardness of 5, and a density of 3.01 g/cm³.

  • Optical Properties: Transmitting range of 350nm-4500nm, SHG phase matchable range of 497-1800nm (Type II).

  • Processing Indicators: High precision in size tolerance, flatness, and parallelism, with a high laser-induced damage threshold.

Applications


  • SHG, SFG of Nd Lasers

  • Optical Parametric Generation (OPG, OPA, OPO)