Samsung SONOACE R5 Manual do Utilizador Página 117

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Chapter 4 Diagnosis Modes
3D Image Optimization
Threshold (Low, High) Adjustment
Adjust the slide bar of the threshold using the Trackball and the Set button.
If the slide bar is moved to the left, cyst components – and not bone components – are shown. If the
slide bar is moved to the right, bone components – and not cyst components – are shown.
Gamma Adjustment
Adjust the ‘Bias and ‘Pos slide bars on the right side of the screen using the Trackball and Set
button.
X
Pos (Position): Designates the bending start point of the Gamma Curve.
X
Bias: Sets the brightness and contrast by adjusting the curve bend.
The changed values are applied to the Gamma curve and 3D image.
Changing ROI Size
Adjust the ROI control slide bar using the trackball and the Set button. Changed values can be
checked in the Preview screen.
Initialization
To return to the initial status in 3D View Mode, press the Init 3D button or the Softmenu switch [5]
INIT 3D in Rotation, Position, or Magnication Modes.
Rotation
After entering Rotation mode by pressing the Rotation button, the 3D image can be rotated using
the trackball.
Moving the trackball right or left rotates the 3D image about the X axis, and moving it up or down
rotates the image about the Y axis. Moving it while pressing the Set button rotates the image about
the Z axis.
The rotated 3D image is shown in the Preview screen. After checking the changed values, apply
them to the entire screen by pressing the Softmenu switch [4] Apply.
Pressing the Exit applies the changes to the 3D image and exits Rotation mode.
To activate Position, Magnication or ROI Mode functions while rotating the image, press the
Softmenu switch of the corresponding function. To return to the initial image, press the Softmenu
switch [5] INIT 3D.
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