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30 tools
With this binoculars range calculator, you can find the distance to the object if you know its height.
With this Brewster's angle calculator, you can estimate the angle at which reflected light will be perfectly polarized.
Diffraction grating calculator analyzes what happens when a light ray meets a surface with multiple apertures.
Our laser beam divergence calculator will tell you exactly how much your beam will expand!
The Lumen calculator converts between lumens, lux, and candelas.
With this Malus law calculator, you can find the intensity of light that passes through the polarizer, taking into account the direction of its initial polarization.