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Er: YAG

Er: YAG

Type: JT-2940-ER50

Short Description:

Er: YAG combines various output wavelengths with the superior thermal and optical properties of YAG. It is an excellent 2.94μm laser crystal and a well-known material for medical applications.


Product Detail

Product Tags

Features

● Very high slope efficiency
● Operates well at room temperature
● Operate in a relatively eye-safe wavelength range

Parameters

Chemical Formula,Crystal:Activator Y3Al5O12:Er3+
Activator Concentrations Er3+:~50at%
Growth Direction of Crystal [111] or [100]
Wavefront Distortion λ/8 per inch @632.8nm
Extinction Ratio ≥25dB
Dimensions Diameter:2~50mm,Length:5~180mm
Tolerances Diameter±0.02mm, Length±0.2mm
Barrel Surface Fine ground, Polished or Grooved
Parallelism ≤10″
Perpendicularity ≤5′
Surface Flatness λ/10 per inch @632.8nm
Surface Quality 10-5(MIL-PRF-13830B)
Chamfer 0.1mm@45°
Anti-Reflection Coating R<0.20%@2940nm per surface
Damage Threshold >500MW/cm²

Note: Parameters above can be customized as required.


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