5-8 Image Optimization 
Image Merge 
Description  In the Dual-split mode, when the images of the two windows have the 
same probe type, depth, invert status, rotation status and magnification 
factor, the system will merge the two images so as to extend the field of 
vision. 
Operations  Turn the function on or off using the [Auto Merge] item on the touch 
screen. 
Impacts  The function is valid only for linear probes. 
 
Gray Map 
Description  This function applies the gray correction to obtain optimum images. 
Operations  Select from among the maps by rotating the knob under the [Gray Map] 
item on the touch screen. The system provides 25 different gray effect 
maps. 
 
Tint Map 
Description  This function provides an imaging process based on color difference 
rather than gray distinction. 
Operations  Rotate the knob under the [Tint Map] item on the touch screen to select 
the map. The system provides 25 different color effect maps. 
 
TSI (Tissue Specific Imaging) 
Description  The TSI function is used to optimize the image by selecting acoustic 
speed according to tissue characteristics. 
Operations  Select from among the TSI modes using the [TSI] item on the touch 
screen. 
The system provides four ways of optimizing for specific tissues: general, 
muscle, fluid and fat. 
 
iTouch (Auto Image Optimization) 
Description  To optimize image parameters as per the current tissue characteristics for 
a better image effect. 
Operations  Press <iTouch> on the control panel to turn the function on. 
The iTouch symbol will be displayed in the image parameter area in the 
top-right corner of the screen once <iTouch> is pressed. 
Select different levels of iTouch effect using [iTouch] on the touch screen. 
Long press the <iTouch> key to exit the function.