Dimensions10 mm × 10 mm × 0.5 mm
max. Ø 4"

Growth TechniqueCzochralski

Orientation(1120) x-cut
(1010) y-cut
(0001) z-cut

Dopingundoped, MgO

Surface1 side / 2 sides polished

StructureTrigonal

Lattice Constanta = 0.515 nm
c = 1.386 nm

Melting Point1250 °C

Density4.64 g/cm³

Thermal Expansion Coefficient15.4 × 10^-6 K^-1 @ a axis
7.5 × 10^-6 K^-1 @ c axis

Refractive Indexn₀ = 2.286 @ 632.8 nm
n_e = 2.203 @ 632.8 nm

Hardness5 M