Class VIII Topic-wise Video Lectures

Light and Vision

		Francisco Chang	Mexico
Ernst Handel	Roland Mendel	Austria
Island Trading	Helen Bennett	UK
Laughing Bacchus Winecellars	Yoshi Tannamuri	Canada
Magazzini Alimentari Riuniti	Giovanni Rovelli	Italy

“If you can't explain it to a six year old, you don't understand it yourself.”

― Albert Einstein.

Defects in Human Eye. Myopia and Hypermatropia