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BIBO Bismuth Borate (BiB306) is a newly developed nonlinear optical crystal with a large effective nonlinear optical coefficient, high damage threshold and no moisture solution.
Its nonlinear coefficient was 3.5-4 times higher than LBO and 1.5-2 times higher than BBO. It can efficiently multiply the frequency by 946nm and produce a blue laser at 473nm.
Product Description
BIBO Bismuth Borate (BiB306) is a newly developed nonlinear optical crystal with a large effective nonlinear optical coefficient, high damage threshold and no moisture solution.
Its nonlinear coefficient was 3.5-4 times higher than LBO and 1.5-2 times higher than BBO. It can efficiently multiply the frequency by 946nm and produce a blue laser at 473nm.
Main Features
light transmittance range: 286-2,500 nm
Large effective nonlinear optical coefficient
High injury threshold
Not easy to tide solution,
Stable physical and chemical performance
Material Properties
Crystal structure | orthorhombic system |
Crystal lattice parameters | a=12.532Å, b=6.71Å, c=10.864Å |
Melting point | 1090℃ |
Moh's hardness | 4.5 |
Density | 3.85g/cm³ |
Thermal conductivity | 10W/(m·K) |
Thermal expansion coefficient | a:4.4×10-6/K, b:3.5×10-6/K, c:9.3×10-6/K |
Transmissivity | ＞95%(1064nm) |
Optical homogeneity | ＜0.1% |
Temperature stability | ＜10-5/K |
Nonlinear optical coefficient (pm / V) | d31=8.8, d32=3.5, d33=13.8 |
Thermo-optical coeffecient | dn/dT=10-5/K |
Refractive index | no=2.155, ne=2.220(@1064nm) |
Nonlinear coefficient (pm / V) | 3.5(SHG), 1.8(THG) |
Effective frequency doubling coefficient (SHG, THG) | 1.7(SHG), 0.9(THG) |
Walking angle (mrad·cm) | 32(type I), 42(type II) |
Receiving angle (mrad·cm) | 22.5(type I), 29.5(type II) |
Phase Matching Range (℃m) | 400~1300(SHG), 900~2600(THG) |
Temperature acceptance (℃) | 55 |
Damage threshold (GW/cm2) | ~2.5(SHG), ~0.6(THG) |
Product Parameters
Dimensional tolerance | (W±0.1mm)x(H±0.1mm)x(L+0.5mm/-0.1mm) (L≥2.5mm) (W±0.1mm)x(H±0.1mm)x(L+0.1mm/-0.1mm) (L<2.5mm) |
Angular tolerance | △θ≤±0.25°,△φ≤±0.25° |
Parallelism | ＜20″ |
Verticality | ＜5′ |
Optical aperture | ≥90% |
Surface finish | 10-5(MIL-0-13830A) |
Flatness | ＜λ/8 @633nm |
Wavefront distortion | ＜λ/8 @633nm |
Optical aperture [GW / cm2] | ＞0.3 @1064nm, TEM00, 10ns, 10H z |
