I consider this an an casualty of the switch to flat design: how do you draw a "flat" lens? Without 3D or lighting effects, a lens is just a few concentric cir

I consider this an an casualty of the switch to flat design: how do you draw a "flat" lens? Without 3D or lighting effects, a lens is just a few concentric circles. So a flat picture of a camera housing is less ambiguous, even though it is not what a phone camera looks like.