在「Incredible low-light camera turns night into day」這邊看到這個示範影片：
軍用品，換算 ISO 可以達到 5M：
The camera was developed for military use, has an effective ISO rating of 5,000,000, and has a comically long name: “X27 Reconnaissance Day/Night high Fidelity true real time low light/low lux color night vision Imaging Security / Multi Purpose camera system”.