Small, low-cost light sensors using photonic crystals

The video tutorial discusses the development of a low-cost spectral sensor for light and color measurement. It highlights the sensor's applications in various fields such as molecular spectroscopy, industrial uses, health and wellness, and security. The tutorial also covers the technical details of the sensor, including its prototypes and integration into electronic systems. The sensor's advantages over competing technologies, such as its wider spectral range and higher resolution, are emphasized.

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