Image Optimization 5-19 
Gray Map 
This function applies the gray correction to obtain the optimum images. 
Click the [Gray Map] item on the image menu. 
Duplex/ Triplex 
This function is used to set if B image (B + Color image) and PW image are 
displayed synchronously. 
Click [Duplex/ Triplex] on the image menu to turn on or off the synchronization. 
Auto Calculation 
This function is used to trace the spectrum and calculate parameters of 
PW/CW mode image, and the results of which are displayed in the result 
window. 
Calculation 
Turn on or off the auto calculation function through the [Auto Calc] item on the 
image menu. 
Auto 
Calculation 
Parameter 
Select parameters in the dialogue box prompted by clicking [Auto Calc Param] 
on the image menu. 
Auto Calc 
Cycle 
To set the number of heart cycle for auto calculation. 
Click [Auto Calc Cycle] on the image menu to select the cycle number. 
In real-time scanning, the results displayed are derived from the calculation of 
latest cardiac cycle; 
In the freeze and cine status, the results displayed are calculated from the 
current selected area. 
Trace 
Trace Area 
To set the trace area of the Doppler wave in the spectrum map, applicable for 
auto calculation. 
Change the trace area through the [Trace Area] item on the image menu. 
The available selections are: Above, Below, All.