Ray Optics

Optical microscope:- The optical microscope, often referred as the light microscope. It is a type of microscope that uses visible

Human Eye :- The human eye is the most complicated Sense organ in the body with several parts fixed together

Dispersion of light :- Dispersion of light is the phenomenon of splitting of a beam of white light into its

Dispersion by a prism :- When white light ( Sun light ) is incident on a glass prism, the emergent

Angle of deviation ( δ ) :- The passes of light through a triangular prism ABC, The angles of incidence

Equivalent focal length of two lenses :- Let us consider two lenses L₁ ( focal length f₁ ) and L₂

Let us consider two lenses A anb B of focal length f₁ and f₂ placed in contact with each other.

Refraction of light at a convex surface :- 1. For real image :- The figure shows the geometry of formation

Twinkling of stars :- it is is a phenomenon of atmospheric refraction. Stars do not really twinkle they just appear

Total internal reflection :- when light travels from and optically denser medium to rarer medium at the interface, it is

Refraction of light :- when a beam of light encounters another transparent medium, a part of light gets reflected back