Night Vision the Old Way

Solid state electronics have provided lighter weight night vision units that work better than the old-fashioned gear that used photomultiplier tubes, but there was an even older technology as [Our Own Devices] shows us in a recent video. The Metascope Type B was a first-generation passive night vision viewer that relied on moonlight.


This is a companion discussion topic for the original entry at https://hackaday.com/2024/03/26/night-vision-the-old-way/