V YAG Q Switch Crystals

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Product Details

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1.Extremely high ground state absorption

2.Negligible excited state absorption

3.High contrast of Q-switch

4.Damage threshold(>500MW/cm2)


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For example, Nd:YAG laser used to

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   ●laser rangefinder
   ●laser scribing means
   ●laser cutting machine


Other applications:

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LIDAR


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laser plotter


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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 1.0cm-1 to 7.0cm-1

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V3+ 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 Equipments


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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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       Customized coating service 

     S1,S2:AR/AR@1064nm ≦ 0.2%

     S1,AR@1064nm,HR@1340nm ≦ 0.2%

     S1,AR@1064nm


》More information about Coating

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PropertyValue
Chemical FormulaV3+:Y3Al5O12
Crystal structurecubic - la3d
Orientation<100> <+/-0.5°
Transmittance30%-97%
Optical density0.1-0.8
Atomic transition structureTwo-level system
Recovery time5~22 ×10-22 s
Concentrations(0.05~0.35) wt%
Ground-state absorption cross-section7.2 x 10-18 cm2
Excited-state absorption cross-section7.4 x 10-19 cm2
Emission bandwidth1000-1450 nm
Central absorption wavelength1300 nm

Coatings

Standard coating is AR with R
< 0.2%(@1340 nm)
Absorption coefficient1.0cm-1 - 7.0cm-1
Damage threshold>500MW/cm2

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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°
HR coating<= 0.2% (@ 1340nm)

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Initial transmission @1064nmDimensions, mmCoatingsSurface Flatness

Surface Quality

(scratch/dig)



T0=30%-97%

dia 5



AR≤0.2% @1064nm



<λ/8@632 nm



10/5

3x3
5x5


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

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With Q Switch Crystals for sale, it is one of the leading manufacturers and supplies of good v yag q switch crystals, welcome to buy and wholesale products at good price from our factory.

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