Magic Eye tubes were popular as tuning guides on old-school radio gear. However, the tubes, the 6U5 model in particular, have become rare and remarkably hard to come by of late. When the supply ...

The process of checking the back of the eye - the retina - for disease or defects has changed little since the ophthalmoscope was invented 150 years ago. Most equipment for retinal examination ...

Perhaps nothing added quite so much to the charm of vacuum tube circuits from back in the heyday of the vacuum tube as did the “Magic Eye” indicating tube. With the ghostly green glow of its ...

Honor Magic 7 series includes AI-driven enhancements, including an upgraded "AI Eagle Eye" imaging system better portraits.