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Photoelectric effect, phenomenon in which electrically charged particles are released from or within a material when it absorbs electromagnetic radiation. The effect is often defined as the ejection of electrons…

Hii…myself Chitu ,the badass 😎😎creature on earth ,Any doubt ?? That was my fb profile picture …I wanna update this on Insta also . But it seems too ‘colourful’ .…

Specular reflection come from latin word “speculum” which means mirror .Reflection of light where the angle of reflected light equals the angle of incident light ,but on opposite side of…

An aberration refers to a defect in lens that causes the light to spread and not to converge in the same point to make the image sharp. This may occur…

Aberration Aberration is defined as an optical system performance from the prediction of paraxial optics. In the image formation system, it occurs when light from one point of an object…

EYE AND IT’S REFRACTIVE MEDIAS:- The Eye of a human body acts as an imaginary window from where one can visualise the beauty of this materialistic world. Eye is one…

                   Ophthalmology study is completely based on optical devices. Prism is also an optical device and it is wisely used in Ophthalmology and Optometry fraternity. Prism plays a major role…

Almost everyone is familiar with the word “lens". We have crystalline lenses in our eyes. Sometimes we need artificial lenses to correct our Refractive errors such as myopia, hypermetropia, astigmatism…

Lens: A piece of transparent material (such as glass) whose two opposite regular surfaces are either curved or one is curved and the other is flat and which is used…

ABSTRACT Prism is a homogenous , transparent medium bounded by two plane surfaces, inclined to each other at an angle.  It has two refractive surfaces,  angle of the prism ,…