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Nd-YVO4 Crystal

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Nd-YVO4 Crystal
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Moq: 1 Unit

Country Of Origin: China

Lead Time: 4weeks

Terms Of Delivery: Fob Fuzhou

Terms Of Payment: Net 30 Days By T/t


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Product Features

 

Capabilities of Nd:YVO4 Crystal

01

Nd dopant: 0.27%, 0.3%, 0.4%, 0.5%, 0.7%, 1.0%, 2.0%, 3.0%

02

Width x Height: 1x1 ~ 16x16mm

03

Length: 0.02 ~ 20mm

Standard Wavelength

Specifications of Nd:YVO4 Crystal:

Orientation:

a-cut( ± 0.5° )

Dimensional Tolerance:

+/-0.1mm

Wavefront Distortion:

<λ/8 at 633nm

Surface Quality:

10月20日

Parallelism:

< 10 arc seconds

Perpendicularity:

< 5 arc minutes

Surface Flatness:

<λ/10 at 632.8nm

Clear Aperture:

Central 95%

Chamfer:

0.15x45°

Coating:

1.AR@1064nm R<0.1%

2.AR@1064nm R< 0.1% & HT@808nm T>95% 

3.HR@1064nm R>99.8% & HR@532nm R>99% & HT@808nm T>95%


Properties of Nd:YVO4 Crystal: 

Atomic Density

~1.37x1020 atoms/cm2

Crystal Structure

Zircon Tetragonal, space group D4h, a=b=7.12, c=6.29

Density

4.22 g/cm3

Mohs Hardness

Glass-like, ~5

Thermal Expansion Coefficient

aa=4.43x10-6/K, ac=11.37x10-6/K

Thermal Conductivity Coefficient

||C: 5.23 W/m/K; ^C: 5.10 W/m/K



Lasing Wavelengths

914nm, 1064 nm, 1342 nm

Crystal Class

positive uniaxial, no=na=nb ne=nc

no=1.9573, ne=2.1652, @ 1064nm

no=1.9721, ne=2.1858, @ 808nm

no=2.0210, ne=2.2560, @ 532nm

Thermal Optical Coefficient

dna/dT=8.5x10-6/K, dnc/dT=3.0x10-6/K

Stimulated Emission Cross-Section

25.0x10-19 cm2 , @1064 nm

Fluorescent Lifetime

90μs(about 50μs for 2 atm% Nd doped) @ 808 nm

Absorption Coefficient

31.4 cm-1 @ 808 nm

Absorption Length

0.32 mm @ 808 nm

Intrinsic Loss

Less 0.1% cm-1 , @1064 nm

Gain Bandwidth

0.96 nm (257 GHz) @ 1064 nm

Polarized Laser Emission

p parallel to optic axis (c-axis)

Diode Pumped Optical to Optical Efficiency

> 60%

Sellmeier Equation (for pure YVO4 crystals)

no2=3.77834+0.069736/(λ2 - 0.04724) - 0.0108133λ2

no2=4.59905+0.110534/(λ2 - 0.04813) - 0.0122676λ2 


Product Message

 We welcome you to contact us for more information and look forward to working with you ! 

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