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Yb: CaF2 (Ytterbium-doped CaF2)

Yb-CaF2-Laser-Crystal-Laser-Crylink-2
Yb:CaF2 Laser Crystal
Yb-CaF2-3×3×4

Size: 3x3x4 mm
Coating: S1/S2 AR(R<0.15%)@1035-1055nm+AR(R<0.5%)@980nm,AOI=0°

Yb-CaF2-3×3×7-3×3×10

Doped: 5%
Size: 3x3x7/ 
3x3x10 mm

Yb-CaF2-Φ12.7×3.5

Size: Φ12.7×3.5 mm

Want to get more information about what kind of Yb:CaF2 crystals crylink have supplied?

Parameter

Concentration Tolerance (atm%)0.5 mol % ~ 30 mol %
Orientation[111] or [100] < ±0.5°
Orientation Tolerance< 0.5°
Parallelism10〞
Perpendicularity15ˊ
Surface Quality10-5(MIL-O-13830A)
Wavefront Distortion<λ/8 @632 nm
Surface Flatness<λ/8 @632 nm
Clear Aperture>90%
Chamfer<0.1×45°
Thickness/Diameter Tolerance±0.05 mm
Maximum Dimensions2*2-15*15 mm×20mm
Thermal Shock Resistance Parameter800 W/m
CoatingsAR≤ 0.2% @1030nm
Crystal Structurecubic
Lattice Constants5.462 Å
Density3.18 g/cm3
Melting Point1418°C
Thermal Conductivity /(W·m-1·K-1@25°C)9.71
Specific Heat/ (J·g-1·K-1)0.8876
Thermal Optical Coefficient(dn/dT)−11.3
Thermal Expansion /(10-6·K-1@25°C )19
Hardness (Mohs)4
Young`s Modulus /GPa146
Tensile Strength/Gpa2
Laser Transition2F5/22F7/2
Laser Wavelength1033/1050
Optical Density0.1-0.8
Absorption Coefficient1.0 cm-1 ~ 7 cm-1
Pump Wavelength980 nm
Emission State Absorption Cross Section2.2×10-20 cm2
Ground State Absorption Cross Section0.8×10-20 cm2
Fluorescence Lifetime2.4 ms
Emission Band Width70 nm
Refractive Index @1.064μm1.2996
Thermal Optical Coefficient (106 K1)-3.7
Transmission10% to 90%
Damage Threshold> 500 MW/cm2
MaterialDimensions,mmCoatings
Yb(5%):CaF2dia 5AR≤ 0.2% @1030+940nm
3×3
6×6
Yb(3%):CaF2dia 5
3×3
6×6

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