Loading...
30 tools
With our easy-to-use converter, lux to foot candles conversion will never again cause you any problems!
Calculate the spectral radiance of a blackbody in watts or photons per second using this blackbody radiation calculator.
The diopter calculator efficiently determines the optical power of a lens in diopters using its focal length.
Learn the geometry of horizons with our distance to the horizon calculator: on Earth or anywhere else in the Solar System!
This thin-film optical coating calculator will calculate the optical path difference and reflectivity at the coating interface.
The angular resolution calculator finds out the angular resolution of a lens.
Find out what power contact lens will fit you using this contact lens vertex calculator!
With our laser brightness calculator, you can find the radiance of a gaussian beam or compare two different lasers to see which one is brighter.
Our laser beam spot size calculator will find out how small a laser beam can be.
The lens Maker Equation Calculator finds out the focal length of a specific lens.
Use the Snell's law calculator to analyze the refraction of a ray.
If you want to know how wide is your window on the stars, our telescope field of view calculator is the right tool for you!
With this Bragg's law calculator, you can compute the angle of an incident X-ray for which the reflected wave from a crystal has the maximum intensity.
If you need to find the index of refraction of any substance, the index of refraction calculator is here to help you.
Our laser beam expander calculator will teach you everything you need to know about these simple devices.
The mirror equation calculator helps you find the unknown among the object position, image position, and focal length of a mirror.
Use this telescope magnification calculator to estimate the magnification, resolution, brightness, and other properties of the images taken by your scope.
With this thin lens equation calculator, you can find the focal length of your lens.
The Earth curvature calculator lets you find the distance from you to the horizon, as well as the height of an object that is partially hidden behind it.
With our laser linewidth and bandwidth calculator, you will learn how much your laser pointer deviates from an ideal monochromaticity.
This tool allows you to calculate the optical density from the incident light intensity and transmitted light intensity.
Find how far you can see with a radar with our radar horizon calculator.
Our speed of light calculator can help you to calculate the distance light can travel in a fixed time.
The aperture area calculator helps you to compute the aperture area of a lens.
