Expect to see a lot more of this in the future, as the cost of biohacking falls significantly, and interest picks up from students, tinkerers and makers:

A biohacking group in California has managed to develop eye drops that temporarily give a human being powerful night vision. The chemicals used are still very much at the experimental stage – this isn’t something you’d want to try at home just yet – but the first trial has been very successful.

Source: Biohackers develop night vision eye drops to see in the dark