The character of this product is that distinguishing the operating area and viewing area rationally by clarifying the relations between case, lens and the button and makes the product layering. The bottom of the machine is more narrow and easily to be handled.
The thick edge and the distinction between glossy and matt in the same material make the product more fashionable and modern.
It combines the features of common electronics and makes the handheld device professional and fashionable, and subverts the traditional design for the scientific and technical staff.