What about a red light in a lamp? I use a red light to read at night. Doesn't bother my girlfriend (though she's not hugely bothered by light in general) Combi

What about a red light in a lamp? I use a red light to read at night. Doesn't bother my girlfriend (though she's not hugely bothered by light in general) Combine that with an e ink non backlit kindle and you'll have no blue light.