Wavelength λ (µm)

Refractive Index of Ethanol

Refractive Index of Water

Refractive Index of Benzene

Refractive Index of Toluene

0.5

1.3651

1.3350

1.5053

1.5013

0.6

1.3612

1.3321

1.4948

1.4912

0.7

1.3588

1.3311

1.4889

1.4854

0.8

1.3573

1.3290

1.4853

1.4818

0.9

1.3561

1.3281

1.4828

1.4794

1

1.3552

1.3272

1.4810

1.4777

1.1

1.3545

1.3255

1.4798

1.4765

1.2

1.3538

1.3244

1.4788

1.4756

1.3

1.3533

1.3225

1.4781

1.4749

1.4

1.3527

1.3213

1.4775

1.4743

1.5

1.3522

1.3190

1.4770

1.4739