Is it okay to watch a film in 3d if you have an eye infection?

Yes: Watching a 3d movie will not adversely affect the healing process for an eye infection. Though if your eye is irritated and your vision is not perfect in the infected eye, you may get dizzy from the imperfect 3d image.

Yes: If you have an eye infection , nothing you do with your vision will hurt it. Like any infection it has to run its coarse before you will be rid of the sypmtoms. Depending if it is a bacterial, viral or allergic reaction there are specific eye drops that can help it clear up more quickly.

Yes: Yes. It does not matter.

Yes: You can use your eyes if you have an infection. Some people become sensitive to light or are uncomfortable keeping their eyes open, but if this is not an issue for you, go for it.