What am I?

I always have to work with something in my eye. What am I?

related riddles

Ripped from my mother's womb, beaten and burned, I become a blood-thirsty slayer. What am I?

I am black as night but can be filled with light. Through me things can be seen, although it is a screen. What am I?

You have to keep me or I will break. What am I?