0481339

Specifications

Coating material

Barium fluoride

Purity

99.8%

Form

Granulate

Dimensions

0.7 – 3.5 mm

Quantity

500 g

Hazard pictogram

Statement

Warning

Theoretical density at 20°C

4.9 g/cm3

Melting point

1355 °C

Temperature at vapor pressure

10-2 mbar

1090 °C

10-1 mbar

1210 °C

Boiling point

2137 °C

Type of evaporation

Melting

Good

Evaporation source (typically)

E-gun

Liner material

Mo

Possible

Ta

Good

Boat

Boat material

W

Possible

Mo

Good

Ta

Good

Specific evaporation conditions

Preparation of base melt (premelt)

Good

Low residual pressure

Good

Substrate temperature range

100 - 200 °C

Good

200 - 300 °C

Good

Ion or plasma assistance

Possible

Possible

Film transparency

Low

~ 0.15 µm

High

15 µm

Film refractive index n / extinction coefficient k

at 550nm

n

1.47-1.48

at 10 µm

k

1.33-1.42

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