MicroLinks UM06 - user guide - Manual (Page 7)

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(3) Snapshot ：Takes a 5M picture and delivers it to the application program.
1.2.3 Buttons for HDMI
The following buttons are used only for HDMI mode.
(1) HDMI ：When in HDMI mode, the HDMI cable must connect with the screen
and microscope.
(2) Menu on Screen ：Open/close menu for setting.
(2-1) BRIGHTNESS：Adjusts the brightness of the entire image. [1~31]
(2-2) CONTRAST：Emphasizes the difference between bright and dark. [1~31]
(2-3) SATURATION：Adjusts the color level. [1~31]
(2-4) EXPOSURE VALUE：
 [ON] Auto mode, use with the exposure value +/-. This mode will
automatically adjust the image brightness. For the best result, turn on
all LED lighting. For more on adjustment, please refer to Section
1.2.3-(7).
 [OFF] Manual mode, use with the LED brightness +/- and the exposure
value +/-. This mode allows you to manually adjust the LED brightness
and exposure value. For more on adjustment, please refer to Section