BaF2 Optical Crystals

Product Details



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1.High energy radiation

2.Sensitive to thermal shock

3.Wide transmission range

4.Low reflection loss

5.High temperature resistance


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                      Image result for 红外温度计                    image.png

                          Infrared thermometer                                      Positron emission tomography(PET)


                     Related image                 Image result for Vacuum Ultraviolet (VUV-UV) Optical Windows

                        Laser Doppler velocimetry(LDV)                      Vacuum Ultraviolet (VUV-UV) window                     

》More information about BaF2 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 from 0.3 to 3.5cm-1

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Co(2+) concentration increased by post-annealing process,high Q-switch efficiency

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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

Advance CMP process, Ra<0.4nm          

Conventional                                                                     Highprecision

Surface quality: 40//20                                                      Surface quality: 10//20             

Flatness: λ/4@632nm                                                     Flatness: λ/8@632nm

》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 formulaBaF2
Crystal structureCubic
Lattice parameters8.07Å
Density4.89g/cm3
Melting Point1386°C
Refractive Indexn=1.45@5 μm
Thermal Conductivity/(W·cm-1·K-1@13°C)11.72W
Thermal Expansion /(10-6 /°C@120°C )18.1
Specific Heat/ (J·g-1·K-1)410
Hardness (Mohs)82
Extinction Ratio350dB
OrientationH cut (011)
Poission Ratio0.343
Transmission Range0.15-15um
Refractive Index1.45@5um
Reflective Loss7.7%@0.6um


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                                                                                        Conventional
MaterialsBaF2
Orientation<001> or <100>,<±0.5°
Parallel10”
Perpendicular10‘
Surface quality40//20
Wavefront ditortionλ/4@632nm
Clear aperture>95%
Chamfer<0.2×45°
Thickness/Diameter tolerance±0.1 mm
Maximum dimensionsDia200×50mm
Surface flatnessλ/4@632nm
                                                                                       Highp recision
MaterialsBaF2
Orientation<001> or <100>,<±0.2°
Parallel10”
Perpendicular5‘
Surface quality10//20
Wavefront ditortionλ/8@632nm
Clear aperture>90%
Chamfer<0.2×45°
Thickness/Diameter tolerance±0.1 mm
Maximum dimensionsDia200×50mm
Surface flatnessλ/8@632nm

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μmNoμmNoμmNo
0.14081.8150.14521.782
0.14771.767
0.1500
1.6780.20001.5570.26521.5122
0.28031.50660.28931.50390.29671.5019
0.30211.50040.31301.49780.32541.4952
0.34031.49250.34661.49150.36101.4894
0.36631.48870.40461.48440.54611.4759
0.58931.47440.64381.4730.65631.4727
0.70651.47180.85211.46990.89441.4694
1.0140146851.12871.46781.36731.4667
1.52951.46611.68101.46561.70121.4655
1.97011.46472.32541.46362.63781.4623
3.24341.46023.42201.45945.13801.4501
5.54901.447326.23901.44226.63311.439
7.0442
1.43537.26801.43319.72401.4051


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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.





》More information about our company

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

       

With Optical Crystals for sale, it is one of the leading manufacturers and supplies of good baf2 optical crystals, welcome to buy and wholesale products at good price from our factory.

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