该公司还有9 条同类“激光晶体” 供应商机
详细信息
Neodymium Doped Yttrium Aluminum Garnet (Nd:YAG ) Crystal
Basic Properties:
Chemical Formula:
Y3 Al5 O12
Crystal structure:
Cubic
Lattice constant:
12.01Å
Melting point:
1970 o C
Density:
4.5g/cm3
Reflective Index:
1.82
Thermal Expansion Coefficient:
7.8x10-6 /K <111>
Thermal Conductivity (W/m/K):
14W/m/K, 20º C
Mohs hardness:
8.5
Stimulated Emission Cross Section:
2.8x10-19 cm-2
Relaxation Time of Terminal Lasing Level:
30 ns
Radiative Lifetime:
550 m s
Spontaneous Fluorescence:
230 m s
Line
0.6 nm
Pump Wavelength
807.5nm
Polarized Emission
Unpolarized
Thermal Birefringence
High
Absorption band at pump wavelength
1nm
Loss Coefficient:
0.003 cm-1 @ 1064nm
Applications:
l Nd:YAG can produce blue laser with the frequency-doubling of 946nm
Specifications of Nd:YAG crystal from Caston :
· Nd Dopant Level: 0.5~1.2(±0.1)atm%
Optical Parameter of Nd:YAG crystal：
Diameter (mm)
Standard grade
Excellence grade
Superexcellence grade
φ3-6.35
≤0.5 fringes/ inch
≤0.25 fringes/ inch
≤0.1 fringes/ inch
≥25dB
≥28dB
≥30dB
φ7-10
≤0.7 fringes/ inch
≤0.4 fringes/ inch
≤0.16 fringes/ inch
≥22dB
≥25dB
≥28dB
φ11-13
≤1 fringes/ inch
≤0.6 fringes/ inch
≤0.2 fringes/ inch
≥20dB
≥23dB
≥26dB
φ14-16
≤1.2 fringes/inch
≤0.8 fringes/inch
≤0.25 fringes/inch
≥18dB
≥20dB
≥23dB
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