Co Spinel Crystals

Product Details

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1.Initial Transmission(30%~99%)

2.Damage Threshold >500MW/cm2

3.AR/HR Coating


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1.54  micron eye-safe wavelength laser used to

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   ●Mid pulse energy (1~2mJ) low repetition rate (1~5Hz) laser
   ●High pulse energy (8~12mJ) low repetition rate (1-5Hz) laser
   High repetition rate (>1KHz) laser


Other applications:

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LIDAR


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Laser-induced breakdown spectroscopy (LIBS)


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Laser Range Finder (LRF)


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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 

(1000grade)


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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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LIDT value was verified by foreign third-part company
LIDT>25J/cm2@1535nm,5ns

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     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 formulaCo2+:MgAl2O4
Crystal structureCubic
Lattice parameters8.07Å
Density3.62 g/cm3
Melting Point2105°C
Refractive Indexn=1.6948 @1.54 μm
Thermal Conductivity/(W·cm-1·K-1@25°C)0.033W
Thermal Expansion /(10-6 /°C@25°C )1.046
Specific Heat/ (J·g-1·K-1)5.9
Hardness (Mohs)8.2
Extinction Ratio25dB
Orientation[100] or [111] < ±0.5°
Optical density0.1-0.9
Damage Threshold>500 MW/cm2
Doping concentration of Co2+0.01-0.3 atm%

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PropertyValue
Concentrations(0.05~0.35) wt%
Absorption coefficient0 ~ 7 cm-1
Ground-state absorption cross-section
GSA(E-19 cm2)

2.8(±0.4)@1340nm

Excited state absorption cross-section
ESA(E-20 cm2)
2.0(±0.6)@1340nm
Ground-state absorption cross-section
GSA(E-20 cm2)
3.5(±0.4)@1540nm
Excited state absorption cross-section
ESA(E-20 cm2)
1.0(±0.6)@1540nm
Working wavelength1200 – 1600 nm
End ConfigurationFlat/Flat
Figure of Merit(FOM)100~300
CoatingsAR/AR@1540,R<0.2%;
AR/AR@1340,R<0.2%

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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)

》More information about Service



With Hot Products for sale, it is one of the leading manufacturers and supplies of good co spinel crystals, welcome to buy and wholesale products at good price from our factory.
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