Keysight Technologies U5855A User Manual page 6

– The following condition may be observed when the U5850 Series
CAUTION
– The following condition may be observed in outdoor data acquisitions.
– If bright sunlight enters the visible camera, the entire picture may
– When the U5850 Series is moved from objects with large temperature
– Do not input laser beam (CO
– If the U5850 Series is used in a manner not specified by the manufacturer,
– Always use a dry cloth to clean the U5850 Series. Do not use ethyl
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acquires or saves a visible image. This condition is not a device failure.
– The color of the visible image changes periodically or may be different
from the real target object when the image is replayed in the freeze
mode.
To avoid this condition, perform image acquisitions by changing the
camera angle. In this case, it is recommended to acquire visible images
by observing the image on the screen.
This condition is not a device failure.
– If the contrast is great (e.g., due to backlight), the object may appear
darker on the camera display as compared to the brightness of the
background.
To avoid this condition, control the frame so that it covers only the target
object.
become reddish. To avoid this, shield the camera from bright sunlight.
differences, "ghost" image may be present on the display. This condition
is not a device failure. It may take several minutes to dissipate the "ghost"
image. You can automatically dissipate the "ghost" image by switching to
the freeze mode and back to the run mode (refer to
page 56).
detector.
the U5850 Series protection may be impaired.
alcohol or any other volatile liquid to clean the U5850 Series.
laser, etc.) to avoid damage to the infrared
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Keysight U5850 Series User's Guide
"Image Playback" on