Reflection and refraction are similar but different.
Refraction is the bending of the light beam
reflection is the mirror image of the light beam..see link

re·frac·tion ( P ) Pronunciation Key (r-frkshn)
n.
The turning or bending of any wave, such as a light or sound wave, when it passes from one medium into another of different optical density.
Astronomy. The apparent change in position of celestial objects caused by the bending of light rays entering Earth's atmosphere.
Medicine.
The ability of the eye to bend light so that an image is focused on the retina.
Determination of the refractive characteristics of the eye.



re·flec·tion ( P ) Pronunciation Key (r-flkshn)
n.
The act of reflecting or the state of being reflected.
Something, such as light, radiant heat, sound, or an image, that is reflected.

Mental concentration; careful consideration.
A thought or an opinion resulting from such consideration.
An indirect expression of censure or discredit: a reflection on his integrity.
A manifestation or result: Her achievements are a reflection of her courage.
Anatomy.
The folding of a membrane from the wall of a cavity over an organ and back to the wall.
The folds so made.