The planar waveguides may be fabricated from glasses and other isotropic materials such as ___________ and ______________

Optoelectronics and Optical Communication

The planar waveguides may be fabricated from glasses and other isotropic materials such as ___________ and ______________

a) Octane and polymers 
b) Carbon monoxide and diode 
c) Fluorides and carbonates 
d) Sulphur dioxide and polymers

Answer : - Sulphur dioxide and polymers