A camera with a single small lens that cannot be adjusted to focus on objects at different distances. In order to have most objects appear in focus, a fixed-focus lens must be very small and have ...

Technically, the glasses have a distance sensor embedded into the front of the frame and continually adjust the focus of the lenses. An 8 gram, 110 mAh battery powers the prototype for roughly 6 ...

We already have contact lenses that contain more than one prescription, enabling the wearer to adjust her focus depending on the distance from the object she is viewing—similar to bifocal or ...

Designed for use in low light areas the Model 313, a 25mm fixed focus radiation resistant lens, has an aperture of f/1.4 to ...

Just prior to NAB 2025 in Las Vegas, NiSi has announced its new. This new series covers a 46mm image circle, and ...