It is particularly suited for measuring some parts as case shape. It's ratio of price and performance is the optimal option for enterprises.

Various specifications, various model, various case shape, much circle and single circle. can also ask the glass glaze of design precise and trimming according to user, potentiometer.

So in that case — like here, there's an app that's bigger than the phone's screen — the shape of the phone could tell you, "Okay, off the screen right here, there is more content."