Description
- Brand Name: MLHJ
- Origin: CN(Origin)
- Certification: CE
- Place of Origin: Shanghai, China
- Condition: New
- Warranty: 3 months
- After-sales Service Provided: Video technical support, Online support
- Spare Parts Type: crystal
- Video outgoing-inspection: Provided
- Machinery Test Report: Provided
- Marketing Type: Hot Product 2019
- Brand Name: metalaser
- Key Selling Points: High-accuracy
- Showroom Location: None
- Applicable Industries: Other, Advertising Company, Laser Equipment Parts
- Weight (KG): 0.01 KG
- Yb Concentration tolerance (atm%): 0.5, 1, 2, 3, 5, 7.5 , 10, 15, 20, 25%
- Orientation: [001] or [110] or [111] < ±0.5°
- Surface quality: 10/5
- Clear aperture: >95%
- Maximum dimensions: dia 50*100 mm
- Extinction Ratio: 25 dB
- Poisson Ratio: 0.25
- Keyword 1: good price
- Keyword 2: Crystal
- Keyword 3: laser
Yb YAG crystal possesses many attractive laser characteristics including high quantum efficiency, no excited state absorption and upconversion loss, long radiative lifetime of the upper laser level, large absorption width, broad emission width, good optical, thermal and mechanical properties, so it is considered as the most potential gain for high efficiency, high power diode-pumped solid-state lasers.
Features of Diode Pumped Solid State Lasers 1030 nm Yb Yag Crystals for laser diode
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Ø Wide absorption bandwidth |
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Ø Low lasing threshold |
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Ø High slope efficiency |
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Ø Large luminescence cross-section |
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Ø Linearly polarized emission and single-mode output |
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Ø Model-locked laser |
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Ø Laser welding |
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Ø Laser cutting |
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Ø Laser marking |
Main specification of Diode Pumped Solid State Lasers 1030 nm Yb Yag Crystals for laser diode
|
Materials |
Yb YAG |
|
Yb Concentration tolerance (atm%) |
0.5, 1, 2, 3, 5, 7.5 , 10, 15, 20, 25% |
|
Orientation |
[001] or [110] or [111] < ±0.5° |
|
Parallel |
10 ″ |
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Perpendicular |
5 ′ |
|
surface Quality |
10/5 |
|
Wavefront Distortion |
λ/4@632 nm |
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Surface Flatness |
λ/8@632 nm |
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Clear Aperture |
>95% |
|
Chamfer |
<0.1×45° |
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Thickness/Diameter Tolerance |
±0.05 mm |
|
Maximum dimensions |
dia 50×100 mm |
|
Coatings |
AR/AR@940+1030; R@1030+HT@940+AR1030; |
Material characteristics of Diode Pumped Solid State Lasers 1030 nm Yb Yag Crystals for laser diode
Physical and chemical characteristics
|
Properties |
Yb:YAG |
|
Crystal Structure |
cubic-la3d |
|
Lattice Constants |
12.01 Ä |
|
Density |
4.56 g/cm3 |
|
Melting Point |
1970°C |
|
Refractive Index @1.030 µm |
1.82 |
|
Thermal Conductivity /(W·m-1·K-1@25°C) |
14 |
|
Specific Heat/ (J·g-1·K-1) |
0.59 |
|
Thermal Expansion /(10-6·K-1@25°C ) |
8.2 [100] 7.7 [110] 7.8 [111] |
|
Hardness (Mohs) |
8.5 |
|
Young`s Modulus /GPa |
317 |
|
Shear Modulus / GPa |
54.66 |
|
Extinction Ratio |
25dB |
|
Poisson Ratio |
0.25 |
Optical characteristics
|
Properties |
Yb YAG |
|
pump transition wavelength, λp (nm) |
941,969 |
|
laser transition wavelength, λl (nm) |
1030 |
|
pump transition bandwidth,Δλp (nm) |
18 |
|
laser transition bandwidth, Δλl (nm) |
~6 |
|
pump transition peak cross section,σp (E-20 cm2) |
0.77 |
|
laser transition peak cross section, σl (E-20 cm2) |
2.1 |
|
pump transition saturation intensity,φp (kW/cm2) |
28 |
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laser transition saturation intensity, φl (kW/cm2) |
9.5 |
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laser transition saturation fluence, Γl,sat (J/cm2) |
9 |
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minimum pump intensity, Imin (kW/cm2) |
2.8 |
|
upper laser manifold lifetime,τ(msec) |
0.97 |
|
quantum defect fraction |
0.11 |
|
fractional heat generation |
~0.11 |
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|
|
|
Absorption Spectrum of Yb:YAG crystal |
Yb3+ energy level in Yb:YAG |
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|
|
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Fluorescence Lifetime of 5%Yb:YAG crystal |
Fluorescence Spectrum of 5%Yb:YAG crystal |
