氟化钡（BaF₂) 是一种钡和氟的结晶化合物，用于近红外、可见光和MWIR光谱的光学应用。BaF₂ 耐高能辐射，在高达800°C的干燥温度下表现良好，是用作VUV窗口的理想选择，在VUV窗口中，需要对亚紫外波长（如x射线和伽马射线）具有高抗辐射性。它具有透射特性，允许超过90%的入射光在0.2-10µm的宽范围内通过。像大多数氟化物晶体一样，BaF₂ 易受机械和热冲击的影响。
Material: Barium Fluoride
Diameter: +0.0/-0.2mm
Thickness: ±0.2
Surface Flatness @ 633nm: <2λ over 90% CA
Surface Quality (S/D): <60/40
Parallelism: <5’
Diameter: 2mm to 100mm+
Thickness: 0.5mm to 10.0mm+
Surface Flatness @ 633nm: <0.5 fringe
Surface Quality (S/D): <20-10
Parallelism: <30”
Part No. Type D (mm) W (mm) L (mm) T (mm) Drilled
WBF1300 Standard 13 1 Undrilled
WBF1301 Standard 13 2 Undrilled
WBF1500 Standard 15 2 Undrilled
WBF2000 Standard 20 1 Undrilled
WBF2500 Standard 25 1 Undrilled
WBF2501 Standard 25 2 Undrilled
WBF3800 Standard 38 3 Undrilled
WBF4000 Standard 40 5 Undrilled
WBF3201 Spectroscopic Grade 32 3 Drilled
WBF3200 Spectroscopic Grade 32 3 Undrilled
WBF4124 Spectroscopic Grade 23 41 4 Drilled
WBF4123 Spectroscopic Grade 23 41 4 Undrilled
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