"Fast lenses" are highly prized, but what is a fast lens – and why is it is something that most photographers and videographers value, no matter what type of shooting they’re into? Lens "speed" is a ...

Camera shutter speed is an essential adjustment in photography – along with the aperture, the shutter moderates the amount of light entering the camera. Older cameras (and some newer ones ...

A series of new animations by a NASA scientist show just how zippy — and also how torturously slow — the speed of light can be. Light speed is the fastest that any material object can travel ...

Shutter speed essentially controls motion blur in addition to light transmission. If you want to freeze a fast moving subject, you've got to use a fast shutter speed. I typically set ISO to auto ...

It successfully captured flying light: the first as a camera with an image-sensor ... images faster than conventional video camera by lining up six cameras with fast shutter speed. If six electrodes ...