It is a mirrorless digital camera system employing a middle format image sensor, which is 1.7-times bigger than other full-frame image sensors, as well as exclusive lenses and accessories. It boasts super-high image quality and its body size is equivalent to other full-frame cameras. The worldwide first detachable EVF with an optional adapter, a rear three-direction tilting LCD, and a grip for an easy hold work well with various shooting styles. With three genuine lenses and the accessories including an adapter for other company’s lenses and a vertical grip, it offers the image quality, operability and expandability for professionals’ / high-end model users’ needs.