CY2488 Lanthanum Fluoride (LaF3) Crystal Substrate

Catalogue Number	CY2488
Dimensions	10 x 10x 0.5mm 1sp; 10 x 10 x 0.5mm; Ori.Dia x 0.5
Material	LaF3
Orientation	(100) (110) +/- 0.5o
Growth Method	Bridgman

Lanthanum fluoride crystal substrates are frequently employed as prism substrates for infrared and ultraviolet windows. Stanford Advanced Materials (SAM) provides a range of LaF3 single crystal substrates.

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LaF3 Single Crystal Substrate
Crystal structure	Trigonal: a = b = 7.190 Å, c = 7.367 Å, α = β = 90°; γ = 120°
Growth method	Bridgman
Melting point	1493 °C
Crystal purity	> 99.9%
Crystal growth orientation	< 0001 >
Density	5.936 g/cm³
Hardness	4.5 (M)
Thermal expansion	11.9 ×10⁻⁶/K (c-axis) and 15.8 ×10⁻⁶/K (a-axis)
Polishing	One-sided EPI polish is applied through CMP technology to minimise damage to the substrate’s underside.
Packaging	Packaged in a 100° plastic bag within a Class 1 000 cleanroom environment.

LaF3 Single-crystal Substrate
Crystal Structure	Trigonal: a= b= 7.190 A, c=7.367 A, alpha=beta =90^o, gama =120^o
Growth Method	Bridgman
Melting Point	1493 ^oC
Crystal Purity	> 99.9%
Crystal Growth Direction	< 0001 >
Density	5.936 g/cm³
Hardness	4.5 (M)
Thermal Expansion	11.9 x10^-6/ K // c15.8 x10^-6/ K // a
Polish	One side EPI polished by CMP technology with less sub-surface lattice damage.
Pack	Packed in 100 grade plastic bag under 1000 class clean room.

CY2488 Lanthanum Fluoride (LaF3) Crystal Substrate

Description of Lanthanum Fluoride Crystal Substrates

Specifications for Lanthanum Fluoride Crystal Substrates

Applications of Lanthanum Fluoride Crystal Substrates

Specification

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