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BaF2 Window, ø25.4mm, 3mm

Barium fluoride (BaF2) is used in optical windows, prisms and lenses to convert ultraviolet light to infrared light and can be used as infrared laser windows or lenses. We can provide BaF2 windows to our customers.

Request bulk or custom formats

Catalog Number
ACMA00028136
Product Name
BaF2 Window, ø25.4mm, 3mm
Melting Point
1386 ℃
Diameter
ø 25.4 mm
Thickness
3 mm
DimensionTolerance
diameter±0.25mm/thickness±0.2 mm
Flatness
1 λ per inch @ 633 nm
Parallelism
3 arcmin
Surface Quality
60-40 scratch & dig
ClearAperture
90% of diameter
Crystal Structure
cubic
Density
4.89 g/cm3
Refractive Indices
@ 0.265 µm, n = 1.51217 @ 10.3 µm, n = 1.39636
Transmission
0.15-12 µm
Material
BaF2

1. Useful transmission range covers 0.265-10 µm; 2. Fluoride is the most resistant to high-energy radiation; 3. The solubility of BaF2 is lower than that of LiF, but it is relatively more soluble than MgF2 and CaF2.

BaF2 materials are often used as VUV windows where high radiation resistance is required.

Please kindly note that our products and services are for research use only.