Moissanite

Refractive Index: 2.6468–2.6925
Abbe Number: 23.7–25.5
Crystal System: Uniaxial
Formation: Artificial
Dispersion Data: Measured (published fit)
Fits: 1

Refraction Fits

Fit #1

Sellmeier

$n_{ω}$ ordinary

n_{ω}

= 2.6468

V_{ω}

= 25.5

n_{ω}^{2} = 1 + \frac{5.5394 λ ^{2}}{λ ^{2} - 0.026945}

$n_{ε}$ extraordinary

n_{ε}

= 2.6925

V_{ε}

= 23.7

n_{ε}^{2} = 1 + \frac{5.7292 λ ^{2}}{λ ^{2} - 0.028923}