Hackaday Prize 2022: Solar-Harvesting ESP32 Camera Is Waterproof, Repeatable

The project's hardware, including the ESP32 camera module, stuffed into the GoPro-intended waterproof shell. The camera portion of the ESP32 module sticks out exactly where the GoPro's camera would be. To the left, a hacked ESP32-CAM module is shown.

[alberto nunez] shows off his sleek build of a solar-harvesting ESP32 camera – waterproof, somewhat energy-efficient, and able to be built by more-or-less anyone. For that, he’s chosen fairly jellybean …read more Continue reading Hackaday Prize 2022: Solar-Harvesting ESP32 Camera Is Waterproof, Repeatable

Digital “Toy” Camera, Made For Tilt-Shift and Other Analog-Like Experimenting

Like many others, [volzo] loves playing with photography in a playful and experimental way. Oddball lenses, vintage elements, and building from kits is what that world looks like. But that …read more Continue reading Digital “Toy” Camera, Made For Tilt-Shift and Other Analog-Like Experimenting

Observe Airflow Using Smartphone And Background-Oriented Schlieren

On the left side, there's a smartphone. On the right side, there's a hairdryer turned on. On the smartphone screen, you can see the working end of the hairdryer shown, as well as a jet of air coming out of that end. In the background, there's an LCD screen showing a noise pattern.

Multiple people have recently shared this exciting demonstration (nitter) with us – visualizing airflow using a smartphone, called ‘background-oriented schlieren’. On a hot summer day, you might see waves in the …read more Continue reading Observe Airflow Using Smartphone And Background-Oriented Schlieren