Reticare Eye Protector 0215-B Screen Filter for 15.6" Laptop, 13.54" L x 7.64" H Reticare is the only and the real eye protector in the world, based on proven scientific data Absorbs and protects eyes from high energy light emitted from electronic device screens Prevents serious retina damage that can lead to macular degeneration Reduces eye strain, headaches and sleep disorders from excessive blue light Perfect and most effective solution to prevent serious risks to eye health