This system lets you take close-up photos of water droplets with a DSLR camera

Rain comes and goes, but as shown in alexpikkert’s water droplet photography write-up, the exact moment of impact can look spectacular when magnified. Capturing that, however, takes a specialized system — and his latest build facilitates shots nicely with an Arduino Uno controller and solenoid valve. The rig, which is based on a design from, positions the solenoid […]