He holds the camera up to his left eye: he uses that one because it can estimate distance and sharpness and focus and all that shit, being part camera itself. And it does it all automatically: it isn't like he sees the calculation in some computer readout or anything. It just... tells his brain.

"Nope, that's good."

Click.

Automatic focus, automatic developer: a picture spits out into his hand. "Hang on, one more."

Click.

And another. He glances down at the nearly-identical photos and hands one to each of them. "There."