Nd:YAG CRYSTAL
VR
  • Product Details
PRODUCT FEATURES


                   

01


High gain, Low threshold, High efficiency, Low loss
                   
                   

02


Suitable for different modes of operation (cw, pulsed , Q-switched, mode locked, doubling of frequency ), Suitable for high-average power lasers
                   
                   

03


ood thermal conductivity and thermal shock characteristics, Large mechanical strength, High optical quality
                   



STANDARD WAVELENGTH


Specifications:

Orientation:

<111> or <100> within 5°

Dimensional Tolerance:

+/-0.1mm

Wavefront Distortion:

<λ/8 at 633nm

Surface Quality:

10/20

Parallelism:

< 10 arc seconds

Perpendicularity:

< 5 arc minutes

Surface Flatness:

<λ/10 at 633nm

Clear Aperture:

Central 95%

Chamfer:

0.15x45°

Coating:

1.AR@1064nm R<0.2%

2.AR@1064nm R< 0.2% & HT@808nm T>95%

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

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



Properties: 

Chemical Formula

Nd:Y3A15O12

Crystal Structure

Cubic

Lattice Constants

12.01

Concentration

~ 1.2 x 1020 cm-3

Melting Point

1970 °C

Density

4.56 g/cm3

Mohs Hardness

8.5

Refractive Index

1.82

Thermal Expansion Coefficient

7.8 x 10-6 /K [111], 0 - 250 °C

Thermal Conductivity

14 W/m /K @20 °C, 10.5 W /m /K @100 °C.



Lasing Wavelength

1064 nm

Stimulated Emission Cross Section

2.8x10-19 cm-2

Relaxation Time of Terminal Lasing Level

30 ns

Radiative Lifetime

550 ms

Spontaneous Fluorescence

230 ms

Loss Coefficient

0.003 cm-1 @ 1064 nm

Effective Emission Cross Section

2.8 x 10-19 cm2

Pump Wavelength

807.5 nm

Absorption band at pump wavelength

1 nm

Linewidth

0.6 nm

Polarized Emission

Unpolarized

Thermal Birefringence

High


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RECOMMENDED

The products cover the domestic market with its excellent quality and are exported to Europe, North America and other developed countries and developing countries in Southeast Asia, Africa, the Middle East and so on.

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