Ho YAG Laser Crystal

Ho YAG Laser Crystal
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Product Details

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•  The absorption coefficient in water is high

•  waves can be transmitted by silicon dioxide fiber

  Human absorption is high

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Ho YAG Laser:

Wide Applications in  Medical Laser. 









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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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Ho3+concentration increased by post-annealing process,high absorption coefficient

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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@632 nm


》More information about Polishing


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Customized coating service 


》More information about Coating


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Coefficient of Thermal Expansion

6.14x10-6K-1

Thermal Diffusivity
0.041cm2s-2
thermal conductivity
11.2Wm-1K-1
Specofoc Jeat(Cp)
0.59Jg-1K-1
Thermal SHock Reslstant
800Wm-1
REfractive Index @632.8nm
1.83

Dn/dT(Thermal Coefficient of Refractive Index)

@1064nm

7.8x10-6K-1
Molecular Welght
593.7g·mol-1
Melting Point
1965°C
Density
4.46g·cm-3
MOHS Hardness
8.25
Young's Modulus
335Gpa
Tensile Strength
2Gpa
Crysstal Structure
Cubic
Standard Orientation
<111>
Y3+ Ssite Symmetry
D2
Lattice Constant
A=12.013Å

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Wavefront distortion

λ/8per inch @633nm

Extinction ratio
>28dB
Tolerance
Rods with diameter:(+0.1-0.05)mm,(±0.5)mm
Surface quality
10/5 Scratch/dig per MIL-O-1380A
Parallelism
<10arc seconds
Perpendicularity
<5arc minutes
Aperture
>90%
Flatness
λ/10@633nm

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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 Laser Crystals for sale, it is one of the leading manufacturers and supplies of good ho yag laser crystal, welcome to buy and wholesale products at good price from our factory.
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