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sci.refractive-index-dispersion Calculator
Calculates the wavelength-dependent refractive index of optical glass using the Sellmeier dispersion equation with empirical Sellmeier coefficients. BK7 glass gives n = 1.521 at 400 nm to 1.511 at 700 nm — dispersion causes chromatic aberration in lenses.
Inputs
Wavelength Nm
Distance between successive wave crests. Related to frequency: λ = speed / frequency.
B1
Reference formula or conversion factor shown for context.
C1 Um2
Reference formula or conversion factor shown for context.
B2
Reference formula or conversion factor shown for context.
C2 Um2
Reference formula or conversion factor shown for context.
Results
refractive index n
A normalised score comparing the result to a reference baseline.