Stealth carries a monocular

Stealth pulled a small, squat monocular from her belt and held it to her eye. She cursed a moment later and slid it back into its pouch. “Too bright for the starlight scope,” she said, “and it does not register on infrared.”

Excerpt From Ex-Heroes, pg 307
Peter Clines
https://books.apple.com/us/book/ex-heroes/id585738407