Dalsa QuickCam, User Manual

Page: 56 / 85

QuickCam User's Manual 54
03-032-10187-04 DALSA corp.
The QuickCam application allows you to perform flat field correction easily
using the Flat Field Correction Wizard. The wizard steps you through the entire
flat field process including setting gains and offsets, as well as calibrating pixel
coefficients.
To perform flat field correction:
1. Open the Calibration tab in the Camera Configuration Window.
2. Click the Flat Field Correction Wizard… button to invoke the correction
wizard.
3. Follow the on-screen instructions.
Toolbar equivalent:
7.5 Adjusting Analog Gain and Offset
If you are performing flat field correction, you should adjust the analog
gain and offset using the Flat Field Correction Wizard. See
Performing
Flat Field Correction for details.
If necessary, you can set the analog gain and offset separately from other
processes. Refer to the
Processing Chain Description for an explanation on why
you would want to use these commands.
To adjust the analog gain:
1. Open the Calibration tab in the Camera Configuration Window .
2. Beside Taps to Calibrate , select the tap number to adjust, either Tap 1 , Tap
2 , or All Taps .
3. Enter the analog gain value(s) in decibels in the Analog Gain (dB) text box
or
Click the Auto Calibration… button to invoke the analog gain calibration
wizard.
4. To save the settings to the camera’s nonvolatile memory, click Save Camera
Settings .
To adjust the analog offset:
1. Open the Calibration tab in the Camera Configuration Window .
2. Beside Taps to Calibrate , select the tap number to adjust, either Tap 1 , Tap
2 , or All Taps .
3. Enter the analog gain value(s) to use in the Analog Offset (DN) text box
or
Click the Auto Calibration… button to invoke the analog offset calibration
wizard.
4. To save the settings to the camera’s nonvolatile memory, click Save Camera
Settings .