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Chromium Doped Yttrium Aluminum Garnet (Cr4+:YAG)
Chromium Doped Yttrium Aluminum Garnet (Cr4+: YAG) is a solid state laser active material and broadly tunable in the near infrared spectral region (1.35 - 1.57 mm) which makes it attractive for many applications in optical fiber communications, laser remote sensing, eye-safe ranging and others. Its broad absorption band offers a variety of possible pump sources including Nd:YAG lasers and InGaAs diode lasers. Basic Properties:
Formula:
Cr4+:Y3Al5O12
Crystal Structure:
Cubic Garnet
Dopant Level:
0.5mol% - 3mol%
Hardness:
8.5 (Mohs)
Damage Threshold:
500 MW/cm2
Refractive Index:
1.82@1064nm
Main Specifications:
Flatness:
<λ/8
Wavefront Distortion:
<λ/4
Parallelism:
<20 arc seconds
Surface quality:
20/10 scratch/dig
AR-coating:
R<0.2%@1064 nm
When ordering Cr4+:YAG crystal, please specify the size, initial transmission and coatings. For further information please contact Polar Beam Technologies Inc..
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