I dont think there is any "effect" here. Its just a picture. Allow me to demonstrate from my throne at work. You just set the focus to the location of the lense and that will do it.
Lol wat? Nobody will know except you bunch and there is no identifying info or anything at all visible. Its literally just a wall and a door and a floor. No other people in the room either. Whats got you creeped out here?