The dyed lens was tested on people with red-green colour vision deficiency (the most common form of CVD). The dyed contact lens was applied to a glass slide. The participants were asked to look at ...

Researchers have incorporated ultra-thin optical devices known as metasurfaces into off-the-shelf contact lenses to correct deuteranomaly, a form of red-green color blindness. The new customizable ...

Imagine seeing the world in muted shades -- gray sky, gray grass. Some people with color blindness see everything this way, though most can't see specific colors. Tinted glasses can help, but they can ...

Color-blindness, also known as color vision deficiency or CVD, affects approximately 1 in 12 men and 1 in 200 women around the world. It’s an incurable, inherited condition that makes it difficult to ...

The US Food and Drug Administration (FDA) cleared on Tuesday the first contact lens to incorporate an additive that automatically darkens the lens when exposed to bright light. The Acuvue Oasys ...

Three optometrist associations warned people to be careful when wearing special-effect or coloured contact lenses for Halloween because they could affect their vision. Edmond Tang/ China Daily 'The ...

Chamelo Eyewear launches with its proprietary color-changing lenses and revolutionary line of electronic tint adjustable smart eyewear. Chamelo Lens Technology allows users to instantly adapt their ...

Thanks to Instagram, colour contact lenses are cool again. Gone are the days when the runway was setting fashion trends in the world. Today, it’s Instagram. Leave it to social media to help inspire ...

Functional contact lenses are an exciting method of drug delivery to the eye, but have so far been limited by difficulties in controlling drug release and monitoring this release in situ. Now Jingzhe ...

Imagine seeing the world in muted shades -- gray sky, gray grass. Some people with color blindness see everything this way, though most can't see specific colors. Tinted glasses can help, but they can ...