This program uses the Timer 1 oomparator input interrupt capture mode of an AT328p-based Arduino to measure shutter speed. A flicker-free continuous light is directed toward one side of the shutter.

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) use ...

// This new version 2 July 2020 by Ian Wallace (IG: @ian_onahillroad) provides some statistical information adds an LCD switch, data logging and a laser saftey switch. // This version 3 Oct 2022 ...

Shutter speed, along with aperture value, is one of the fundamental properties of exposure: ie, how much light your camera gets exposed to. A faster shutter speed helps freeze action, whereas a slower ...

Have you ever wondered how speed guns measure the speed of moving vehicles or how an athlete's sprint speed is recorded? Normally these speed sensors work with radar or laser technology to bounce back ...