Let there be light

'Let there be light'
Besides being a biblical citation, it was the implication of Charles A Kao and A G Kockham when they presented the mathematical basis for fiber optic communication in the year 1960..

This was my opening statement in my first ever intercollegiate seminar on ' The challenge of the optical systems' presented at CIT coimbatore in Feb'84.

PS Kao won Nobel Prize in 2009