CenterVue
COMPASS Operating Manual
Pag. 21 di 53
Fig. 15
– Good (left) and poor quality (right) reference image
Fig. 16
– Marker for optic disc location in Exam screen
9.10 Auto-alignment
Several hints may be presented on screen by the system to help the operator correct a subject’s
position: see Table below.
Pupils smaller than the minimum required may trouble the auto-alignment and auto-
focusing processes
EYE NOT FOUND: Please make sure patient head is not tilted, eye is open wide
EYE TOO FAR LEFT: Please make sure patient head is well centered in front rest and not tilted
EYE TOO FAR RIGHT: Please make sure patient head is well centered in front rest and not tilted
EYE TOO LOW: Please raise chin rest until alignment process restarts
EYE TOO HIGH: Please lower chin rest until alignment process restarts
PATIENT TOO FAR: Please make sure patient head is not tilted, or detached from front rest
Table 1
– System hints during auto-alignment
