
User Manual
16
To delete the selected image:
Press the softkey labeled “Delete”,
Press the softkey labeled “Yes”.
To delete all the images in SD card:
Press the softkey labeled “File”,
Select “Del All” by pressing softkey labeled “↑” and “↓”, and “OK” to confirm.
Press the softkey labeled “Yes”.
Voice Annotation
Voice annotation can only be added before saving an image. When freeze an image, the Image Capture menu appears.
To add a voice annotation to the image:
Press the softkey labeled “Voice”.
Press the softkey labeled “Record” to start the recording.
To Stop recording, press the softkey labeled “Stop”. Up to 60 seconds of voice annotation can be recorded for each
image. Once it reaches 60 seconds, recording will stop automatically.
Press the softkey labeled “Play” to replay the voice annotation before saving.
Press the softkey labeled “Save” to save the video annotation.
How to get accurate temperature?
There are a lot of factors affecting temperature accuracy.
Here is a brief introduction to some typical parameters: emissivity, background temperature, distance, humidity and etc.
Note:
To get accurate temperature, you shall hold the camera stably and focus the camera well.
Emissivity: All objects radiate infrared energy. The amount of energy radiated is based on two primary factors: the
surface temperature of the object and the emissivity of object’s surface.
The default emissivity is 0.98, which is applicable to most surfaces.
For some special materials or surfaces, please refer to the emissivity table to find a right emissivity value.
You can change emissivity between 0.01 and 1.00 in menu Parameter and Emiss.
Tamb: To display and adjust the real-time comparative scene temperature of target. The default setting of this
parameter is automatic adjusted by the internal temperature sensor. If needed, this setting can be adjusted
manually according to real temperature of some special scenes (like sky or snow) of measured target.
Press
button and button to bring the submenu of parameter setting, then choose “Tamb” and select
Set option to set the value manually by pressing button
and button . The new measurement will be
based on the saved tamb value until re-enter Tamb option and exit, which will activate the default automatic mode.
Distance: To set the proper distance from target, the distance range is from 0.1 meter to 30 meters.
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