> And sorry to nitpick, but nothing deflects light. Light is absorbed, transmitted, and emitted. If it is emitted in the direction from which it came, its calle

> And sorry to nitpick, but nothing deflects light. Light is absorbed, transmitted, and emitted. If it is emitted in the direction from which it came, its called reflectance. Sorry to nitpick even further, but IIUC the angle (not the direction) of reflection equals the angle (not direction) of incidence.