How important Focal point is

What is the definition of Focal Point?

The dictionary defines it as:

“focal point |?f?k?l ?point|

noun

the point at which rays or waves meet after reflection or refraction, or the point from which diverging rays or waves appear to proceed.

• the centre of interest or activity: almost every sizeable city can have a junior college that can act as a focal point for cultural activity.”

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