Notes Continued – write into book notes at later time
- Cornea is part of the focusing mechanism. Cornea is a curved clear structure. When light rays go
through it they get bent.
- The speed of light is constant (sorta true). The speed of light is not always constant, it depends
what the light is going through. When light is going through vaccum – that is when is going at its
fastest speed. When it goes through something clear, solid it goes slower. When light goes
through high density medium to low density = we