He ha said he suffers the problem since birth. He is also near-sighted in his right eye and says he relies heavily on his prescription spectacles for his vision.
"Everything is just very, very blurry. I’ve never had proper vision," thesun.co.uk quoted the 50-year-old as saying.
The 'Pirates of the Caribbean' star said he can only see a few inches from his face if he is playing a character that does not wear glasses or sunglasses.
Johnny Depp has two children - Lily-Rose, 14, and Jack, 11, with his ex-girlfriend Vanessa Paradis.