Physical Optics – Hub of related Posts
Here goes out posts on Physical Optics and related topics and subtopics.
The Speeds of Light through different materials
The speed of light in empty space is about 300 million m/s. Light passing through a material such as air, water, or glass, however, travels more slowly than this. This ...
Path of light is reversible – Principle of Reversibility of light
If a ray of light travel from medium 1 to medium 2 along a certain path, it retraces the path, when it passes from medium 2 to medium 1. Thus ...