Anything requiring depth (3D video or photo) requires 2 cameras.
Most photographic cameras have interchangeable lenses as well. Instead of having interchangeable lenses on something that needs to be durable like a smartphone, they can ship with multiple fixed lenses.
Anything requiring depth (3D video or photo) requires 2 cameras.
Most photographic cameras have interchangeable lenses as well. Instead of having interchangeable lenses on something that needs to be durable like a smartphone, they can ship with multiple fixed lenses.