Is it harmful to your eyes to watch cell phone movies with a magnifying glass?

Yes, long-term eye gaze LCD screen will lead to excessive convexity of the lens and can not be restored to its original shape or the anterior and posterior diameters of the eyeball is too long, which is commonly known as myopia, and secondly, you often use magnifying glass is just like a myopic eye with their own binocularity does not match the number of glasses, over time is also a problem.