This is the 13001st most frequent Turkish word.
kamerayı
"The camera" (accusative case in Turkish).
The word 'kamerayı' is in the accusative case, indicating the direct object of the verb 'buldum' (found).
Kamerayı masanın üzerinde buldum.
I found the camera on the table.
Here, 'kamerayı' serves as the object of the action described by 'ayarlıyorum' (am adjusting), hence in the accusative case.
Fotoğraf çekmek için kamerayı ayarlıyorum.
I am adjusting the camera to take a photo.
In this sentence, 'kamerayı' is also in the accusative case, directly receiving the action of the verb 'izliyordu' (was watching).