Optics
Young’s double slit experiment derivation
One of the first demonstration of the intererference of light waves was given by Young - an English physicist in…
Optics
Optics
Latest Optics Articles
Geometrical Optics
Methods of Reducing Spherical Aberration
How to Reduce Spherical Aberration The following 5 methods are usually used to reduce the spherical aberration. By Stop Method.By…
Geometrical Optics
Aberration in Optics and Types of Aberration
Aberration in Optics In the simple theory of image formation by lenses, it is assumed that an object is situated…
Geometrical Optics
Combination of Lenses
Suppose we have two lenses of focal lengths f1 and f2 separated by a distance x as shown in fig…
Geometrical Optics
Translation Matrix
The matrix Tm is called Translation Matrix. The matrices can be used to find the position of the final image.…
Geometrical Optics
Fermat’s Principle of Least Time
What is fermat's principle? This principle states that the light always travels that path in a medium from one point…
Geometrical Optics
Optical Path and Geometrical Path
The branch of physics which deals with the study of optical phenomenon like reflection, refraction, dispersion, interference, diffraction, polarization etc.…
Optics
Huygens principle of secondary wavelets
Huygens principle of Wave Theory Huygens Principle helps us to find the position of a given wavefront at any instant…
Optics
Michelson Interferometer- Definition, Principle, Construction and Working, Applications.
An interferometer is an instrument that uses interference phenomenon in the measurement of the wavelength of light in terms of…