Camera
Page 23
Notation
Description
τ
atm
Atmospheric transmission (transmission coefficient of the atmosphere between
the scene and the camera)
T
atm
Atmospheric temperature
T
bkg
Background temperature (reflected by the scene)
T
scene
Scene temperature
W(T)
Radiated flux (in units of counts) as function of the temperature of the radiating
object.
6.4
Overlays
On the Overlays page, text and images can be superimposed on the video streamed by the unit.
You can, for example, have the camera name, date and time information, measurements, a
custom text or a logo displayed.
Layout
The greater part of the Overlays page is taken up by the preview. To the right of it, you find the
functions for overlay creation, overlay alignment, font management and image management.
Section
Functions
Overlay settings
Add/Modify/Delete text overlays
Add/Modify/Delete an image overlay
Set overlay position
Set overlay appearance
Overlay alignment
Move overlay to left/right
Font management
Upload/Delete a font
Image management
Upload/Delete an image
Toolbar
Availability of overlay toolbar buttons varies from model to model.
Button
Name
Add text overlay
Add image overlay
Show/Hide blobs
Show/Hide configuration
Show/Hide alarms
Show/Hide palette