Optical Path Difference in Wave Optics Formulas

Optical Path Difference is the difference in distance traveled by two light waves having the same frequency and initial phase but taking different paths to reach the same point. And is denoted by Δ.

Formulas to find Optical Path Difference in Wave Optics

fxOptical Path DifferenceGo

fxOptical Path Difference given Fringe WidthGo

List of variables in Wave Optics formulas

fx Refractive Index Go

fx Distance between Slits and Screen Go

fx Distance between Two Coherent Sources Go

fx Thickness Go

fx Fringe Width Go

fx Wavelength Go

FAQ

What is the Optical Path Difference?

Optical Path Difference is the difference in distance traveled by two light waves having the same frequency and initial phase but taking different paths to reach the same point.

Can the Optical Path Difference be negative?

{YesorNo}, the Optical Path Difference, measured in {OutputVariableMeasurementName} {CanorCannot} be negative.

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