Impex GmbH

Optical Property

Transmission Range, µm	0.32 - 5.60
Refractive Index, at 1300 nm	n_e= 2.146 n_o = 2.220
Reflection Loss, %	26.57 24.71
Optical Homogeneity, 1/cm	5 x 10^-5
NLO Coefficients, pm/V	d₃₃ = 34.40 d₃₁ = d₁₅ = 5.95 d₂₂ = 3.07
Damage Threshold, MW/cm² at 10 ns	200
Efficiency NLO Coefficients, pm/V	d_eff= 5.7 d_eff = 5.3 d_eff = 17.6
Absorption loss, %/cm at 1064 nm	< 0.1

Physical Property

Density, g/cm³	4.64
Solublity	insoluble in H₂O
Type of Material	Single crystal, synthetic
Crystal Structure	Trigonal, space group R_3c
Melting Point, +/- 5 °C	1255
Thermal Conductivity, W/(m · K) at 25 °C	38
Thermal Expansion, 1/°C at 25 °C	2.0 x 10^-6
Mohs Hardness, indenter load 600g	5
Curie Point, +/- 5 °C	1140
Relative Dielectric Constant, T11/e0 :	85.0
Relative Dielectric Constant, T33/e0 :	29.0
Absorption Coefficient, %/cm at 1064	0.1
Specific Heat Capacity, J/(kg · K)	628
Dielectric Constant, at 100 KHz	ε_a = 85 ε_a = 29
Elastic Coefficient, GPa	C₁₁ = 203.0 C1₂ = 57.3 C₁₃ = 75.2 C₁₄ = 8.5 C₃₃ = 242.4 C₄₄ = 59.5 C₆₆ = 72.8
Spectrum