Is the blue light emission from e-readers like the Kindle and Kobo harmful to eyesight compared to using paper books or tablets/laptops with white LED backlighting? - Quora
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Kindle Paperwhite | 16 GB, now with a 6.8" display and adjustable warm light | With ads | Agave Green : Amazon.co.uk: Electronics & Photo
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Kindle Paperwhite | 16 GB, now with a 6.8" display and adjustable warm light | With ads | Agave Green : Amazon.co.uk: Electronics & Photo
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