Sapphire Optical Crystals

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Product Details


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1.Extreme surface hardness

2.High melting points

3.Good thermal conductivity

4. Wide transmitting wavelength

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                                      Right Angle Prism                                                High Temperature&Presure Window


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                                                Barcode Scanner                                                            High-Intensity Discharge

 


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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          

Surface quality: >10/5           

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 formulaLu3Al5O12
Crystal structureCubic
Lattice parameters4.785Å
Density6.73g/cm3
Melting Point2020°C
Refractive Indexn=1.84 @550 nm
Thermal Conductivity/(W·cm-1·K-1@25°C)0.08W
Thermal Expansion (10-6/℃)8.8
Specific Heat/ (J·g-1·K-1)105@91K
Hardness (Mohs)9
Possion Ratio0.23-0.30
Optical transmission range, μm0.17-0.55°
Solubility98 x 10-6 g/100g
Reflection loss14% at 1.06 μm

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Surface flatness<λ/8@632nm
Clear aperture>90%
Orentation tolerance<0.5°
Parallel10”
Perpendicular5’
Surface quality10/5 (Scratch/Dig)
Chamfer<0.2×45°
Wavefront distorsion<λ/8@632 nm
Thickness/Aperture tolerance±0.1 mm

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Emission peak (nm)510
Light yield(Photons/Mev)15000
Relative light output(%NaI:TI)20
Decay time(ns)80
Radiation length for 511 keV(cm)1.3
Energy resolution<8%
Zeff63

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μmμmμmμmμmμmμmμmμm
0.193
1.9288
1.9174
0.213
1.889
1.8784
0.222
1.8754
1.865
0.226
1.8702
1.8599
0.244
1.8506
1.8407
0.248
1.847
1.8372
0.257
1.8393
1.82970.2661.8331.82360.2801.82441.8151
0.3081.8111.8020.3251.84071.79580.3371.80011.7921
0.3511.79691.78820.3351.7961.78830.4421.78041.7721
0.458
1.77841.77020.4881.77531.76710.5151.7731.7649
0.5321.77171.76360.5901.7681.760.6331.76591.7579
0.6701.76431.75630.6941.76341.75540.7551.76141.7535
0.7801.76071.75270.8001.76011.75220.8201.75961.7517
0.980
1.75611.74821.0641.75451.74661.3201.75011.7423
1.5501.74621.73842.0101.73751.72972.2491.73231.7243
2.7031.7191.7112.9411.7121.7113.3331.7011.693
3.704
1.6871.6794.0001.6741.6664.3481.6581.65
4.7621.6361.6285.0001.6231.6155.2631.6071.599


send inquiry.png If you want to get more information send us you message


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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 sapphire optical crystals, welcome to buy and wholesale products at good price from our factory.

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