The viewfinder eyepiece has a rather short eyepoint specified ... Coverage is the same for all three cameras, specified at 95%, typical for non-pro SLRs. Like the Sony A330/A380, the A230's ...
The Sony A550 features a digital SLR design, so the optical viewfinder offers a true ... being etched on the focusing screen), so when the camera is shut off, none of them appear.
In what could be a first for a mirrorless camera, Sony includes not one but two viewfinder eyepiece cups in the box with the A1 II. The standard cup (FDA-EP19) is what you'd expect - shallow ...