5-12 Image Optimization
îš„ During M mode imaging, menus for B mode and M mode are displayed in the soft
menu at the same time; use the left/right keys of directional soft menu controls to
switch between the menus of B mode and M mode.
îš„ During M mode scanning, frequency and acoustic power of the probe are
synchronous with that of B mode.
îš„ Adjustment of the depth, focus position or TGC to the B mode image will lead to
corresponding changes in M mode image.
îš„ Press <Update> to switch between the real-time B and freezing B images.
îš„ Items that appear in the menu or the soft menus are dependent upon preset, which
can be changed or set through "[Setup] → [Image Preset]"; please refer to "5.13
Image Preset" for details.
5.4.3 M Mode Image Optimization
Gain
Description To adjust the gain of M mode image. The real-time gain value is displayed
in the image parameter area in the upper left corner of the screen.
Operation Rotate the <M> knob clockwise to increase the gain, and anticlockwise to
decrease.
Or adjust it in the image parameter area.
The adjusting range is 0-100.
Effects Increasing the gain will brighten the image and you can see more received
signals. However, noise may also be increased.
Focus Position
Description
To change the focus position in M mode, symbols as " " of which are
displayed on the right of the image.
Operation Adjust the focus position through the [Focus Position] item in the soft menu
or menu.
Time Mark
Description To show the time mark in M mode image.
Operation Turn on or off the function through [Time Mark] item in the soft menu or
menu.
Effects When time mark is displayed on the M mode image, it's much easier to
identify the cardiac cycles and detect more details.
Impacts The function is available in real-time imaging, freeze or cine review status.
Display Format
Description To set the display format of M mode image with B mode image.
Operation Adjust through the [Display Format] item in the soft menu or menu.
There are 4 formats available for image display: L/R, V1:1, V1:2, Full.
Effects Adjust according to the actual situation and obtain a desired analysis
through comparison.
Impacts The function is available in real-time imaging, freeze or cine review status.
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