HOYA Lens New Zealand - FREE Upgrade* to BlueControl If you purchase new glasses by 30 June 2017 you may be eligible for a FREE BlueControl upgrade* on your lenses. BlueControl is
HOYA LENS INDIA - Blue light emitted by digital gazettes could cause eye strain, watery eyes, blurry vision and damage to the retina. BlueControl lenses from Hoya stops blue light from entering
![Hoya Lens India on X: "Constant exposure to blue light from the gadgets can damage your eyes. BlueControl lenses from Hoya help you protect your eyes keeping them safe and healthy. https://t.co/eXbQHq5vnF" / Hoya Lens India on X: "Constant exposure to blue light from the gadgets can damage your eyes. BlueControl lenses from Hoya help you protect your eyes keeping them safe and healthy. https://t.co/eXbQHq5vnF" /](https://pbs.twimg.com/media/EnFR8YLXcAIRELs.jpg)