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Both calculators run independently — change the inputs on either side to compare results.

Fresnel Reflection Calculator

Calculate the percentage of light reflected at an optical interface for s- or p-polarization using the Fresnel equations. Indispensable for anti-reflection coating design, laser optics, and photography filter analysis.

Refractive Index 1

Refractive Index 2

Incident Angle (degrees)

Polarization

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Optics

Optical Resolution Calculator

Determines the minimum resolvable distance between two point sources through a microscope or lens using the Rayleigh criterion. Essential for microscopists, optical engineers, and anyone specifying imaging system performance.

Light Wavelength (nm)

Numerical Aperture

Immersion Medium

Objective Type

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Key differences

	Fresnel Reflection Calculator	Optical Resolution Calculator
Category	Optics	Optics
Inputs required	4	4
Result	Reflectance (%)	Lateral Resolution (μm)
What it does	Calculate the percentage of light reflected at an optical interface for s- or p-polarization using the Fresnel equations. Indispensable for anti-reflection coating design, laser optics, and photography filter analysis.	Determines the minimum resolvable distance between two point sources through a microscope or lens using the Rayleigh criterion. Essential for microscopists, optical engineers, and anyone specifying imaging system performance.