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BiBO
Bismuth Borate (BiB3O6 or BIBO) crystal is a nonlinear optical crystal with large effective nonlinear coefficient (about 9 times higher than KDP, 3.5-4 times LBO, 1.5-2 times BBO and 1.2 times KTP, respectively).
Keywords: BIBO ,BIBO crystal
Product Description
| Crystal Structure | Monoclinic,Point group 2 |
| Lattice Parameter | a=7.116Å, b=4.993Å, c=6.508Å, β=105.62° ,Z=2 |
| Physical Axis | X//b,(Z,a)=31.6°,(Y,c)=47.2° |
| Melting Point | 726°C |
| Mohs Hardness | 5-5.5 |
| Density | 5.033 g/cm3 |
| Thermal Expansion coefficient | αa=4.8x10-5/K, αb=4.4x10-6/K, αc=-2.69x10-5/K |
| Specific Heat | 0.5 J/gm-K at 330 K |
| Optical Homogeneity | Dn~10-6/cm |
| Hygroscopisity | non |
Optical Properties:
| Transparency Range | 286-2500nm |
| Absorption Coefficient | <0.1%/cm at 1064nm |
| NLO coefficients (pm/V) | d12=d14=2.3, d25=d36=2.4, d11=2.53, |
| d13=-1.3, d35=-0.9, d26=2.8 | |
| SHG 1064nm | Phase matching angle:168.9° from z axis in YZ plane |
| Deff:3.0+/-0.1 pm/V | |
| Angular acceptance:2.32 arad-cm | |
| Walk-off angle :25.6 mrad | |
| temperature acceptance:2.17°C-cm | |
| Sellmeier Equations (λ in μm) | n12=3.6545+0.0511/(λ2-0.0371)-0.0226λ2 |
| n22=3.0740+0.0323/(λ2-0.0316)-0.01337λ2 | |
| n32=3.1685+0.0373/(λ2-0.0346)-0.01750λ2 |
Applications:
● SHG and THG for middle and high power Nd: lasers at 1064nm
● SHG and THG of high power Nd-lasers at 1342nm and 1319nm for red and blue lasers
● SHG for the Nd- Lasers at 914nm and 946nm for blue laser
● Optical Parametric Amplifiers (OPA) and Oscillators (OPO) application
Advantage:
● broad transparent range from 286nm to 2500nm;
● large effective nonlinear coefficient;
● high damage threshold;
● Wide temperature bandwidth
● Non hygroscopic
Specifications:
| Dimension Tolerance | W(+/-0.1)*H(+/-0.1)*L(+0.5/-0.1)mm | ||
| Angle Tolerance | +/-0.25° | Perpendicularity | ≤10′ |
| Scratch/Dig | 20/10 | Chamfer | ≤0.2mmx45° |
| Parallelism | ≤10″ | Chips | ≤0.1mm |
| Flatness | λ/10@633nm | Clear Aperture | ≥90% |
| Wavefront distortion | λ/8@633nm | ||
| Coatings |
C1---AR@1342(<0.2%)&671(R<0.5%)nm C2---AR@1319(<0.2%)&659.5(R<0.5%)nm C3---AR@1064(<0.2%)&532(R<0.5%)nm C4---AR@946(R<0.2%)&473(R<0.5%)nm C5---AR@914(R<0.2%)&457(R<0.5%)nm C6---AR@800(R<0.2%)&400(R<0.5%)nm |
||
| Damage Threshold | 500MW/cm² (1064nm, 10ns, 10Hz) | ||
Key words:
bibo
bib3o6
bismuth borate
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Established in 2001 and located in the city of Qingdao, China. Crystech Inc. is a global supplier of Alexandrite, KTP, RTP and E-O Q-Switch, YAG crystals, Laser Optics and more.
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