Variable neutral density (ND) filters are handy tools for photographers, in that their opacity can be adjusted simply by ...

It can also help reduce brightness and glare while driving, reducing eye fatigue on long trips. And in extreme cases, tint ...

Caption The amber lenses used in the insomnia study block out a substantial portion of blue light but do not result in an overall dimming of the light levels reaching the eye. Orange lenses (not ...

It’s taking the cues and amplifying them to the point of caricature and cliché. It’s less in the detail, more in big brushstrokes. It’s seeing the past with neon-tinted glasses. Above all it’s fun.