12th English

Total Internal Reflection

 spherical refracting surfaces

Refraction Formula 

lens and its type

principal focus of lens

lens maker's formula

lens in a liquid

lens formula

image formation by lens

magnification of lens

relation between object and image speed

power of lens

combination of lens

cutting of lens

silvering of lens

scattering of light

human eye

simple microscope

Compound Microscope

Telescope

Defects in Lens

wave optics

Reflection on the basis of wave theory

Refraction on the basis of wave theory

Superposition of waves

Electric charge