Julias.eyes.-los.ojos.de.julia-.2010.bluray.108...

★★★★☆ (4/5) Terrifying, intelligent, and heartbreaking.

Julia’s Eyes ( Los Ojos de Julia ), directed by Guillem Morales and produced by Guillermo del Toro, is a masterclass in atmospheric tension. The 2010 Blu-ray 1080p release does full justice to its haunting cinematography—sharp, shadowy, and deeply immersive. Julias.Eyes.-Los.Ojos.de.Julia-.2010.Bluray.108...

Julia (Belén Rueda) suffers from a degenerative eye condition that leads to progressive blindness. When her twin sister, who had the same illness, dies under mysterious circumstances, Julia begins to uncover a terrifying truth—someone may have been watching her sister, and now they’re watching her. ★★★★☆ (4/5) Terrifying

Here’s a review based on the file you mentioned ( Julia’s Eyes / Los Ojos de Julia , 2010): who had the same illness