User`s manual

Basic Operation and Features
3-42 Basler A500k
PRELIMINARY
AOI Starting Column, AOI Width, AOI Starting Line, AOI Height: The values come directly from
the AOI registers of the camera. The AOI values are located right-justified in each 16 Bit stamp.
Unused Bits are set to 0.
You can activate or deactivate the Area of Interest Stamp using either the Camera Configuration
Tool Plus (see section 4.1) or binary commands (see section 4.2.4.15 ”Area of Interest Stamp and
Dynamic Area of Interest (A504k, A503k Only)”).
3.10.4 Area of Interest with the VGA Monitor Output (A504k Only)
In the VGA exposure mode, 1280 x 960
pixels of the image are scaled down to 640
x 480 pixels. These are always transferred
via the VGA monitor output, even if a
smaller area of interest is selected. If an
area of interest is set, the pixels inside the
area of interest display an image. The
pixels outside the area of interest are black.
Via the Camera Link output, only the pixels
inside the area of interest are transferred.

The stamp is not applied
• if a test image is active, or
• if the exposure mode is set to free-run, VGA.

In VGA exposure mode, the
maximum frame rate remains
60 fps (frames per second),
regardless of the area of in-
terest selected.
area of interest
black
pixels
Figure 3-29: Area of Interest with VGA
Monitor Output