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TiO2 rutile optical grade titanium dioxide single crystal has high birefringence and refractive index, making it a good material for spectral prisms and polarization devices (such as optical isolators and beam splitters). Compared with YVO4, TiO2 crystal has better physical and chemical stability.
Product Description
TiO2 rutile optical grade titanium dioxide single crystal has high birefringence and refractive index, making it a good material for spectral prisms and polarization devices (such as optical isolators and beam splitters). Compared with YVO4, TiO2 crystal has better physical and chemical stability.
Material Properties
Crystal structure | Tetragonal |
Growing directions | Flame method |
Lattice constant | a=4.5936Å c=2.9582 Å |
Density | 4.26（g/cm3） |
Hardness | 7（mohs） |
Heat capacity | 0.17（25℃） |
Transmission | 0.5～4.5um |
Refractive index no | no=2.47 ne=2.73 at λ=1.3um |
Dielectric constant | ~180 // <001>; ~90 ⊥<001> |
thermo-optical coeffecient | dη/dT：a：-0.72×106/k c：-0.42×10-6/k |
Linear expansion coefficient | a：7.14×106c：9.19×106 |
Crystal bar | Φ25mm×35mm |
Size | 5×5×10mm、5×10×10mm、10×10×0.5mm Customized special direction and size substrate according to customer needs |
Optical or polished finished product θ=0/45 º，Φ=0/45 º Double throw | Dimension tolerance: ± 0.05mm, crystal direction tolerance: ± 0.1 Parallel degree: <15 ″ planarity: <λ / 4 Surface mass: 10 / 5 |
Polishing | Single or double-sided |
Package | 100 clean bag, 1000 ultra-clean room |
