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Nd:YAG Optical Crystal

Brand :Dayoptics

Product origin :Fuzhou, Fujian, China

Delivery time :3-4 weeks

Supply capacity :10000pcs/month

Dayoptics has integrated production system from prototype design and selection of materials to pressing, annealing, grinding, polishing, thin film coating, photo etching, bonding, cutting and assembly for processing optical parts

Physical and Optical Properties


Chemical Formula

Nd:Y3Al5O12

Crystal Structure

Cubic

Melting Point

1970

Density

4.56g/cm3

Mohs Hardness

8.5

Thermal Conductivity Coefficient

14W/m/K@20

10.5 W/m/K@100

Thermal Expansion Coefficient

7.8*10-6/k [111],0-250

Lasing Wavelength

1064nm

Absorption Range

Lamp pump

Lattice Constants

12.01

Fluorescence Lifetime

230msec

Absorption Coefficient

7.1cm-1

Refractive Index

1.82@1064nm

Polarized Emission

Unpolarized



Capabilities


Concentration

0.5-1.2 atm%Nd dopant(10% tolerance)

Figure of Melt


Aperture

3-14mm

Path Length

1-60mm

End Configuration

Flat/Flat or Brewster/Brewster Ends or Specified



Laser Crystal

Nd:YAG

Orientation

<111>Crystalline Direction(+/-0.5)

Surface Quality

Better than 20/10 Scratch/Dig

Per MIL-O-13830A

Surface Flatness

<λ/10@632.8nm

Wavefront Distortion

<λ/10 @632.8nm for3-7mm

<λ/8 per inch@632.8nm for>=7mm

Perpendicularity

<5 arc minutes

Clear Aperture

Central 95%

 

Chamfer

0.15*45°

 

Damage Threshold

Over 15J/cm2(Rods without Coating) over 700MW/cm2(Coating)

Coatings

a)AR@10664nm,R<0.1%

b)AR@1064nm,R<0.1%;HT@808nm,T>95%

c)HR@1064nm,R<99.8%;HT@808nm,T>95%

d)HR@1064nm,R<99.8%;HT@808nm,T>95%;HR@532nm,R>99%


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Product Tag YAG Crystal
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