Thanks to blue light prescription glasses, you won't need to squint at your computer screen or television screen to see clearly. You may have heard about these glasses but you may not be sure about how they help you. Are they effective and can they help you see the screen more clearly? Do they relieve digital strain and are they capable of filtering out dangerous blue lights? The answer to all these questions is yes, they will help to relieve digital strain and they can block blue lights. Read on if you want to know more about these eyeglasses.