ALLIED Vision Technologies Guppy PRO F-503 - Manual (Page 124)

Description of the data path
Guppy PRO Technical Manual V4.0.0
122
Figure 49: 2 x horizontal binning (CCD models)
Figure 50: 2 x horizontal binning (Guppy PRO F-503B/C)
Note

The image appears horizontally compressed in this mode
and does no longer show true aspect ratio.
If horizontal binning is activated the image may appear to
be over-exposed and must be corrected, if necessary.