BBO Crystal

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Product Details

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  1. Wide transmission region from 190 nm to 3500nm

  2. Large effective second-harmonic-generation(SHG)coefficient

  3. Broad phase-matching range from 409.6 nm to 3500nm

  4. Wide temperature-bandwidth of about 55℃

  5. High damage threshold of 10 J/cm2 for 100 ps pulse-width at 1064 nm

  6. High optical homogeneity with δn≈10-6/cm   

  7. Good mechanical and physical properties

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   Related image

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                             Electro-optic crystal for Pockels cells                              Harmonic generations (up to fifth) of Nd doped lasers


                    Related image             QQ图片20180621154928.png

                   Frequency doubling and tripling of ultrashort                                         Frequency doubling of Argon ion                                                                 Ti:Sapphire and Dye lasers                                              and Copper vapour laser  radiation

》More information about BBO Wikipedia 

                 

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Low bulk absorption

High Purity raw materials >99.999%

Low bulk absorption

Advanced raw material pre-sintering process

Advanced raw material pre-sintering process

No poly-crystalline defects


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① Full automatic controlled crystal growth furnace High yield

② Advanced CZ Method Crystalline Process Stable quality control

③ Systematic batch packing classification

》More information about Equipments


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Maximum boule size >dia50mm

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Absorption coefficient α<1%cm @1064nm

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BaO-B2O3 concentration increased by post-annealing process

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High doping concentration gradient homogeneity , typical value<0.02cm-1/inch

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No bubbles, scatering point and inclusions in crystals

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No grain boundary in crystals

》More information about Crystal Growth


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High level dust-free clean room 

(1000) grade)


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2-sides polishing equipments


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AFM


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Interferometer


Surface Flatness: <λ/8@632nm

Surface Quality: 10/5

》More information about Polishing


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ZPCL1H3%D0QF71F_F5AW5GM.png       Customized coating service 

     S1,S2:AR/AR@1535-1540nm

     S1,AR@1535-1540nm,HR@940-980nm

     S1,AR@1535-1540nm

》More information about Coating


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PropertyValue
Chemical formula BaB2O4
Crystal structuretrigonal, 3m
Lattice Parametera=b=12.532Å,c=12.717Å, Z=6
Mass density3.85 g/cm3
Moh hardness4
Melting pointAbout 1095°C
Thermal conductivity1.2 W/m/K (c); 1.6 W/m/K (//c)
Thermal expansion coefficient α,4x10-6/K; c,36x10-6/K
Birefringencenegative uniaxial

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PropertyValue
Transparency Range189 - 3500 nm
Absorption Coefficientα<0.1%/cm @1064nm

Refractive Indices

at 1.0642 μm

at 0.5321 μm

at 0.2660 μm


ne = 1.5425, no = 1.6551

ne = 1.5555, no = 1.6749

ne = 1.6146, no = 1.7571
Sellmeier Equations(λ in μm)

no2(λ) = 2.7359+0.01878/(λ2-0.01822)-0.01354λ2

ne2(λ) = 2.3753+0.01224/(λ2-0.01667)-0.01516λ2

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Property
Value
SHG Phase Matchable Range409.6 ∼ 3500nm (Type I); 525 ∼ 3500nm (TypeII)
NLO coefficients

d11= 5.8 x d36(KDP); d31 = 0.05 x d11; d22< 0.05 x d11

deff(I)=d31sinϴ + (d11cos3φ - d22sin3φ)cosϴ

deff(II)=(d11sin3φ+ d22cos3ϴ)cos2ϴ
Therm-Optic Coefficients

dno/dT = - 9.3 x 10-6/C

dne/dT = -16.6 x 10-6/C
Electro-Optic Coefficientsg11= 2.7 pm/V, g22, g31< 0.1 g11
Half-Wave Voltage48 KV (at 1064 nm)

Damage Threshold

at 1.064 μm

at 0.532 μm 


5 GW/cm2 (10 ns); 10 GW/cm2 (1.3 ns)

1 GW/cm2 (10 ns); 7 GW/cm2 (250 ps)

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PropertyValue
Orientation Tolerence< 0.5°
Thickness/Diameter Tolerance±0.05 mm
Surface Flatness<λ/8@632 nm
Wavefront Distortion<λ/4@632 nm
Surface Quality10/5
Parallel30
Perpendicular15ˊ
Clear Aperture>90%
Chamfer<0.2×45°

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Crystal

Length/mmApplicationOrientationPP Coatings S1/S2 nm/nm
dimension/mm

Theta/Phi deg










6 x 6

1
SHG@800nm29.2/90400 - 800 / 400 - 800
1
THG@800nm44.3/90400 - 800 / 266
0.2SHG@800nm29.2/90400 - 800 / 400 - 800
0.5SHG@800nm29.2/90400 - 800 / 400 - 800
0.5THG@800nm44.3/90400 - 800 / 266
1.5SHG@1030nm23.4/90515-1030 / 515 - 1030
0.1THG@800nm44.3/90400 - 800 / 266
2SHG@800nm29.2/90400 - 800 / 400 - 800
0.5SHG@1030nm23.4/90515-1030 / 515 - 1030
1SHG@1030nm23.4/90515-1030 / 515 - 1030
2SHG@1030nm23.4/90515-1030 / 515 - 1030
0.1SHG@800nm29.2/90400 - 800 / 400 - 800
0.2THG@800nm44.3/90400 - 800 / 266


10 x 10

0.5SHG@800nm29.2/90400 - 800 / 400 - 800
1SHG@800nm29.2/90400 - 800 / 400 - 800
0.2SHG@800nm29.2/90400 - 800 / 400 - 800



8 x 8

0.5SHG@1030nm23.4/90515-1030 / 515 - 1030
1SHG@1030nm23.4/90515-1030 / 515 - 1030
1.5SHG@1030nm23.4/90515-1030 / 515 - 1030
2SHG@1030nm23.4/90515-1030 / 515 - 1030


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OPO tuning curves of BBO (TypeII (eoe))with different pump light, namely 530 nm, 355 nm and 266 nmbbo-1.jpgbbo-4.jpg

                                                                                          OPO tuning curves of BBO (TypeII (eoe))with different pump light


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History: 

Metalaser has engaged in crystal industry over 20 years which is one section    of Shanghai Daheng Optics and Fine Mechanics Co., Ltd held by SIOM. 

Team:     

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More than 60% of our employees are physics or material scientists from NIALT and SIOM.




Alibaba Transaction History:

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We have set up a mall on the Alibaba, and there are many transaction record from all over the world.             

》Our Alibaba trade website


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Delivery in 3~4weeks

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Free samples can be provided

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Free ex change goods or sales return for once 

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Provides re-polished and coating services(Coating damage only)

Note:Postage paid by the buyer

》More information about Service

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