13
3.2.6
Brightness setup
Setup:
Press
MENU
button until
B: XXXX
option is selected. Press
UP
button or
DOWN
button to adjust brightness parameter value.
Exit:
Press
MENU
button continuously until menu disappeared.
Note:
This function is only valid when the auto imaging mode setup is Auto 0. In Auto 1 and Auto
2, brightness is automatically adjusted. When pressing
MENU
button, menu option will skip
brightness adjustment option.
3.2.7
Polarity setup
Setup:
Press
MENU
button until P: X is selected
.
Press
UP
button or
DOWN
button to
select black hot /white hot display mode (
see 3.1.1
).
Exit:
Press
MENU
button continuously until menu disappeared.
3.2.8
Filter setup
Setup:
Press
MENU
button until F: X option is selected. Press
UP
button or
DOWN
button
to set needed filter state.
Exit:
Press
MENU
button continuously until menu disappeared.
Note:
filter can improve image S/N (signal-to-noise), but may affect high frequency characteristic
of image and real time characteristic. This function is disabled in Mode 8.
3.2.9
Image enhancement setup
Setup:
Press
MENU
button until E: X option is selected. Press
UP
button or
DOWN
button
to set needed enhancing state.
Exit:
Press
MENU
button continuously until menu disappeared.
Note:
Image enhancement can improve the observation effect, but may decrease the
Signal-to-Noise. This function is disabled in Mode 8.