Idea of Night Vision Icon
It's a logo for night vision and is of a night vision lens. The lens is facing the viewer and is an monocular, having only one lens. There is the base of the lens behind that.
This is the Night Vision icon for Windows 10
. Here we go. Optimized for 32x32 px, these are the simplest icons in the line style. Downloadable formats are PNG and SVG, among others. Icons8 icon pack is unique in providing a huge number of icons designed by the same team of four designers who create the new icons every working day in the same style and with the same quality. Same cool as the Bat Face, huh.