Oculus (film) – Wikipedia

Oculus is a 2013 American supernatural psychological horror film co-written, edited, and directed by Mike Flanagan. It is based on his short film Oculus: Chapter 3 – The Man with the Plan, and stars Karen Gillan as a young woman who is convinced that an antique mirror is responsible for the death and misfortune that her family suffered.

https://en.wikipedia.org/wiki/Oculus_(film)