熔点

256 °C

折射率

n₁(720 nm ) = 2.519, n₂(720 nm ) = 1.720, n₃(720 nm ) = 1.635

非线性光学系数

d₁₁ (1318 nm ) = 1010 pm/V

d₁₁ (1542 nm ) = 290 pm/V, d₂₆(1542nm ) = 39 pm/V

电光系数

r₁₁ (720 nm ) = 92 pm/V

r₁₁ (1313 nm ) = 53 pm/V

r₁₁ (1535 nm ) = 47 pm/V

介电常数

ε₁ (3kHz) = 5.2, ε₂ (3kHz) = 4.1, ε₃ (3kHz) = 3.0