UVP ColonyDoc-It Imaging Station User Manual
Page 18
![background image](/manuals/574821/18/background.png)
ColonyDoc-It Imaging Station
18
Sometimes applying
Background
Correction to an image improves the
count.
To apply background correction click onto
the
Background Correction button.
The image to the left depicts the resulting
flattened image.
The Select Classes tab allows users to
select the number of classes and colonies
in the Petri dish sample.
To count the desired colonies, ensure that
the
Add Points button is highlighted in
yellow and
click on a colony to be
counted in the
original image of the Petri
dish. (A smaller duplicate image of the
original is present in the
Step 1 of 2:
Select classes tab, but a colony cannot
be selected from this image.)
Classes are defined as different types of
bacteria, yeast, or mold present on the
sample. The software can detect various
types of classes in one dish. To add a
class, click onto the
Add button in the
Classes section of the window.
Click on a colony