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Item: YAG-011
Item: YAG-011
Product Name: Tm:YAG
Tm:YAG newly gets recognition for the development of AlGaAs laser diode. It is promising for wide application in medical, military and meteorology fields.
Advantages of Tm:YAG Crystals
- Eye-safe wavelength of 2μm range
- Effective cross relaxing of Tm ions
- Relatively high efficiency with LD pumping
Material and Specifications
| Dopant concentration | 0.5~5at% |
| Orientation | <111> within 5º |
| Wavefront distortion | ≤ 0.125λ/inch @632.8nm |
| Extinction ratio | ≥ 25dB @632.8nm |
| Rod sizes: | Diameter 2~10mm, Length 3~150mm Upon request of customer |
| Dimensional tolerances | Diameter +0.0/-0.03mm, Length ±0.5mm |
| Barrel finish | Ground or polished |
| Parallelism | ≤ 10 arc seconds |
| Perpendicularity | ≤ 5 arc minutes |
| Flatness | ≤ λ/4@632.8nm |
| Surface quality | 10/5 Scratch/dig |
| Chamfer | 0.07~0.15mm |
| AR coating reflectivity | ≤0.25% @2μm |
Optical and Spectral Properties of Tm:YAG Crystals
| Laser transititon | 3F4→3H6 |
| Laser wavelength | 1.87~2.16μm |
| Fluorescence lifetime | 11ms |
| Diode pump band | 785nm, 680nm |