MANY MINDEDBeijing Institute of Technology's Color Night-Vision Prototype Shows 200x Improved Infrared Detection
The Beijing Institute of Technology created a color night-vision prototype using mercury telluride quantum dots measuring four nanometers across, paired with an OLED display featuring two light-emitting layers. This system converts infrared light into color images by translating spectral and intensity signatures into visible color variations. Crucially, it detects infrared power differences as low as 0.11 milliwatts per square centimeter—200 times more sensitive than traditional monochrome systems that require 23.71 milliwatts per square centimeter. The technology was validated in controlled lab tests on human and mouse neural systems using channelrhodopsin-2 protein stimulation and published in *Science Advances*.
The mechanism relies on quantum dots to capture infrared radiation and an OLED to render color outputs, enabling precise detection without expensive monochrome sensors. This 200-fold improvement could reduce safety risks in low-light security operations by minimizing false alarms and improving situational awareness. For the SECURITY sector, it suggests a path to cheaper, more accurate night-vision tools—though current systems still require external infrared illuminators and power sources.
If scaled beyond lab conditions, this could lower costs for low-light security applications where infrared detection is critical. However, the technology remains experimental and requires real-world validation before practical deployment. The prototype’s current limitations—dependence on external power and infrared lighting, plus untested performance in dynamic environments—mean it does not yet address operational needs for widespread security use. The source confirms all demonstrations occurred in highly controlled settings, with no field trials conducted to date.
Source: Singularity Hub