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檢視所有 8 產品系列

20mm Dia. x 2mm Thickness Uncoated, Sodium Chloride Window

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Stock #68-814
NT$1,848
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Qty 1-10
NT$1,848
Qty 11+
NT$1,650
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Abbe Number (vd):
42.89
Bevel:
Protective as needed
Diameter (mm):
20.00 ±0.50
Thickness (mm):
2.00 ±0.50
Coating:
Uncoated
Coefficient of Thermal Expansion CTE (10-6/°C):
44
Density (g/cm3):
2.17
Edges:
Fine Ground
Index of Refraction nd:
1.544
Knoop Hardness (kg/mm2):
18.2
Poisson's Ratio:
0.252
Solubility, in 100g of H2O @ 273K (g):
35.70
Substrate: Many glass manufacturers offer the same material characteristics under different trade names. Learn More
Sodium Chloride (NaCl)
Surface Quality:
60-40
Type:
Protective Window
Wavelength Range (nm):
250 - 16000
Young's Modulus (GPa):
39.98

Regulatory Compliance

RoHS 2015:
Reach 219:

產品系列說明

氯化鈉 (NaCl) 材料常用於FTIR光譜儀。NaCl 是成本相對較低的立方體晶體材料,對250nm - 16μm範圍內的光具有極佳的穿透能力。在這一很大的光譜範圍內,其折射率介於1.4 - 1.6之間。NaCl具備吸水特性,因此樣本應不含水。氯化鈉窗口片對熱衝擊非常敏感,但是可在高達400°C的環境中使用。NaCl的密度是2.17g/cm3 ,努氏硬度為18.2。

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