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溴化鉀 (KBr) 窗口片

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  • 對250nm - 26μm範圍內的光具有極佳的穿透能力
  • 對機械衝擊有很高的抵抗力
  • 非常適用於FTIR光譜儀
  • Sodium Chloride (NaCl) Windows Also Available

一般規格

Bevel:
Protective as needed
Edges:
Fine Ground
Knoop Hardness (kg/mm2):
7
Poisson's Ratio:
0.203
Young's Modulus (GPa):
26.8
Abbe Number (vd):
33.64
Coating:
Uncoated
Index of Refraction (nd):
1.56
Substrate:
Potassium Bromide (KBr)
Surface Quality:
60-40
Wavelength Range (nm):
250 - 26000
Coefficient of Thermal Expansion CTE (10-6/°C):
43
Density (g/cm3):
2.753
Solubility, in 100g of H2O @ 273K (g):
53.48

產品

Dia. (mm)  Thickness (mm)   Coating   比較   庫存號碼   價格  Buy
13.00 1.00 Uncoated
13.00 2.00 Uncoated
20.00 2.00 Uncoated
25.00 2.00 Uncoated
25.00 4.00 Uncoated
25.00 5.00 Uncoated
32.00 3.00 Uncoated
50.00 3.00 Uncoated

產品概覽

溴化鉀 (KBr) 材料常用於FTIR光譜儀。KBr的光譜範圍較氯化鈉 (NaCl) 稍大,對250nm - 26μm範圍內的光具有極佳的穿透能力。在此範圍內,其折射率介於1.46 - 1.59之間。KBr是水溶性物質,因此應防止窗口片表面暴露於潮濕環境中。若暴露於潮濕環境中,該窗口片的表面會降級。溴化鉀窗口片對機械衝擊有很高的抵抗力,可以將其輕鬆切割,能用於高達300°C的環境中。KBr的密度是2.75g/cm3,努氏硬度為7.0。

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