Revise GCSE Physics

Question:What applications are there for Total Internal Reflection (TIR) in fibre optics?

Aside from guiding flashes of light around, to transport the digital signal from sender to receiver.

Fiber optics can be used to deliver the power of a laser beam into awkward spaces where you could not just point the laser.

An Endoscope is a Bundle of Fibers working together to form images of the inside of things such as patients intestines for Doctors.