参考价栻/p>面议
型号
光学级铌酸锂晶体品牌
上海光学产地
上海样本
暂无纯度9/p>-
目数9/p>-
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铌酸锂晶体是一种重要的多功能晶体,具有良好的非线性光学性质,其非线性光学系数较大;而且能够实现非临界相位匹配。作为电光晶体,已经作为重要的光波导材料;作为压电晶体,可以应用于制作中低频SAW滤波器,大功率耐高温的超声换能器等。掺杂铌酸锂材料应用也相当广泛。Mg:LN,可以大大提高抗激光损伤阈值,促进了铌酸锂晶体在非线性光学领域的应用;Nd:Mg:LN晶体,可实现自倍频效应;Fe:LN晶体可用在光学体全息存储、/span>
LiNbO3Crystals is widely used as frequency doublers for wavelength > 1um and optical parametric oscillators (OPOs) pumped at 1064 nm as well as quasi-phase-matched (QPM) devices. Due to its large Elector-Optic (E-O) and Acousto-Optic (A-O) coefficients, LiNbO3crystal is the most commonly used material for Pockel Cells, Q-switches and phase modulators, waveguide substrate, and surface acoustic wave (SAW) wafers, etc.
应用领域Applications
集成光学波导Integrated Waveguide Photonics
波导型激光器Wave Guide Lasers
光隔离器用楔角片Polarizer for Optic Isolator
电光波导相位调制器EO Waveguide Phase Modulators
电光波导强度调制器EO Waveguide Amplitude Modulators
准相位匹配激光倍频器件和光参量振荡器Quasi-phase Matching for SHG and OPO
基本性质(Basic Properties(/span>
晶体结构Crystal Structure |
Trigonal, point group3m |
晶格常数Lattice Parameters |
a=5.148, c=13.863 |
密度Density |
4.64g/cm3 |
熔点Melting Point |
1250ℂ/span> |
居里温度Curie Point |
1142±2ℂ/span> |
硬度Mohs Hardness |
5 |
介电常数Dielectric Constant |
ε11/ε0=85;ε33/ε0=29.5 |
电阻系数Thermal Conductivity |
38W/m/℃at25ℂ/span> |
热膨胀系数 Thermal Expansion Coefficient |
a1=a2=2×10-6/? a3=2.2×10-6/℃at25ℂ/span> |
压电常数 Piezoelectric Strain Constant |
d22=2.04×10-11C/N,d33=0.6×10-11C/N,d15=7X10-11C/N,d31=-0.1X10-11C/N |
Elastic Stiffness Constant |
C11E=2.04×1011N/m2,C33E=2.46×1011N/m2, |
光学级铌酸锂晶片(Optical Grade LiNbO3Wafer(/span>
轴向Orientation |
X-cut |
Z-cut |
直径 Diameter |
76.2mm±0.3mm 100.0mm±0.3mm |
76.2mm±0.3mm 100.0mm±0.3mm |
基准靡/span> Orientation Flat(OF) |
22mm±2mm 22mm±2mm Perpendicular to X ± 0.2° |
22mm±2mm 22mm±2mm PerpendiculartoX±0.2° |
第二基准 Second Refer. Flat(RF) |
Cw225°±0.5°from OF Cw315°±0.5°from OF |
Cw225°±0.5°from OF Cw270°±0.5°from OF |
厚度 Thickness |
500um±5um 1000um±5um |
500um ± 5um 1000um ± 5um |
表面质量 Surface Quality |
双面抛光 Double sidespolished S/D 20/10 |
双面抛光 Double sides polished S/D 20/10 |
TTV |
?0um |
|
WARP |
?0um |
|
居里温度 Curie Temperature |
1142±0.7ℂ/span> |
|
折射玆/span> Refractive Index |
n0=2.2878±0.0002ne=2.2033±0.0002 prism coupler method @632.8nm |
|
边缘倒角 Edge Beveling |
Edge rounding |
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