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| Abbe refractometer（Refractive index measurement of Liquids and films） |
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Atago
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NAR-1T |
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| Measurement of Abbe number by using 3 different walelength LED source |
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Refractive Index |
1.30〜1.70 |
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Measurement wavelength |
486 nm, 589 nm, 656 nm |
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Refractive index standard fluid |
α-bromonaphtalene |
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Polarization method |
Polaroid film |
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Measurement temperature |
Water controlled |
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