5-24 Image Optimization
Speed
Description This function is used to set the scanning speed of PW mode imaging.
Operations Rotate the knob under the [Speed] item on the touch screen.
There are 6 levels of scan speed available: the smaller the value the faster
the speed.
Effects Changing the speed makes it easier to identify the cardiac cycles and to
detect more details.
T/F Res.
Description This function is used to create a balance between time resolution and
spatial resolution.
Operations Adjust using the [T/F Res.] item on the touch screen.
There are 0-4 levels of T/F Res. values available.
Wall Filter
Description It filters out low-velocity signals to provide effective information, and this
function is used to adjust the filtered frequency. The real-time value is
displayed in the image parameter area in the top-right corner of the
screen.
Operations Select using the [WF] item on the touch screen.
0-6 levels of wall filter function are provided.
Impacts Signals of low-velocity flow may be missing.
Tint Map
Description This function provides an imaging process based on color difference
rather than gray distinction.
Operations Adjust through the [Tint Map] item on the touch screen to select the map.
There are 1-25 color effect maps available. Off represents the function is
disabled.
Gray Map
Description This function applies the gray correction to obtain optimum images.
Operations To select from among the maps, turn the knob under [Gray Map] on the
touch screen. There are 1-25 gray effect maps available.