Mindray DP-8300, Operator'S Manual

Page: 49 / 101

4.2.7
4.2.8
4.2.9
B/M Dyn Rng (Dynamic Range)
Description Adjusts contrast resolution of the B Mode image to compress or expand the gray
display range. The range is 30dB~100dB and the step is 5.
Operations Press <Menu> to open B Img Menu, and move cursor to [Dyn Rng (value)]. Press
<Set> to increase the dynamic range and press <Back> to decrease the dynamic
range. The value is displayed in the menu.
Effects The less the dynamic range, the higher the contrast. The more the dynamic range,
the lower the contrast.
The image displayed may fail to match the real one when the value of Dynamic
Range is too great or too little. The recommended range is: 55~75.
Impacts The adjustment to Dynamic Range will influence the cine review.
Operation
Conflicts The Dynamic Range cannot be adjusted when the image is frozen.
Img Enhance (Image Enhance)
Description The range of image enhancement is 0~4. 0 represents no image enhancement
and 4 represents maximum image enhancement.
Operations Press <Menu> to open B Img Menu, and move cursor to [Img Enhance (value)].
Press <Set> to increase the image enhance and press <Back> to decrease the
image enhance. The value is displayed in the menu.
Effects /
Impacts The adjustment to image enhance will influence the cine review.
Operation
Conflicts The image enhance cannot be adjusted when the image is frozen.
Frame Avg (Frame Average)
Description Averages adjacent B images to smooth the image. The range of frame average is
0~7.
Frame Average is only available for B image.
Operations Press <Menu> to open B Img Menu, and move cursor to [Frame Avg (value)].
Press <Set> to increase the frame average and press <Back> to decrease the
frame average. The value is displayed in the menu.
Effects Smoothes the image.
Impacts The adjustment to frame average will influence the cine review.
Operation
Conflicts The frame average cannot be adjusted when the image is frozen.
Optimizing the Image 4-5