le viseur

sight, gunsight, viewfinder

v i . z œ ʁ

vis to aim at, to target + eur forms nouns denoting an agent, instrument, or quality

noun · masculine Rare #48,982

sight, gunsight Can also be used figuratively in the expression « dans le viseur »: “in someone’s sights.”

FR: Aligne la cible dans le viseur.

EN: Line up the target in the sight.

viewfinder

FR: Regarde dans le viseur avant de prendre la photo.

EN: Look through the viewfinder before taking the picture.

You're a hell of a shot!

— Lagaan (2001)

The Enterprise in your sights.

— Star Trek Into Darkness (2013)

Aren't you using the viewfinder?

— Tesis (1996)

Well, you look at your target through the sights.

— Chute libre (1993)

Sounds similar to