Products and Systems in information technology
RMEA sidewall & tread line
–
camera calibration
at the conveyor
steps
? requirements
? software overview
? specify measuring range
? calibration process
? verify the calibration
all steps for each camera
requirements – camera system
1. camera pc box
2. camera box
3. lights
1.
1.
2.
2.
3.
3.
3.
camera system appearance
requirements –
camera pc
? camera pc box opened
? camera pc device ports
camera pc appearance
requirements – camera pc
1. 2. 3. 4. 5.
6. 7. 8.
9.
device ports
1.power supply
2.sound devices
3.dvi port
4.ethernet ports
5.vga port
6.serial port
https://www.wendangku.net/doc/d310585438.html,b ports
8.ps/2 ports
9.camera plugs
requirements – equipment
1. calibrated plate
2. pencil
3. monitor
4. keyboard
5. mouse
1. 2.
3.
4.
5.
additional equipment
views and buttons software overview
specify measuring range – set range
? using calibration
plate and a pen to
mark right & left
measurement range
software helps ? open “Camera pictures”
specify measuring range – mark range
mark right, middle & left
? possible change of side (DS / OS) in the settings
top OS, bottom DS ? OS
? DS specify measuring range – check side
Orientation 1 2
Object thickness 1 10
Object width 99.9 100
specified in mm
1 2
calibration process – the calibrated plate
1 2
1 base down;
2 base up
Orientation 1 2
Object thickness 1 10
Object width 99.9 100 calibration process – the calibrated plate
First measurement run
base down and move calibration process – calibrated steps
Second measurement run
base up and move calibration process
– calibrated steps
step by step
? move and
push the “Measure”
button
? About 30 times by a 600mm conveyor
(each side; each camera)
calibration process – calibrated steps
wait for actualization ? time between two measurements = 1/2s
? waiting for the values to be actualized calibration process – calibrated steps
1. measurement loop
calibration process – first run
? repeat x times
? press button to end first measurement run
2. measurement loop calibration process – second run
? repeat x times
? press button to end second measurement run
? button shows the
Count of the last run
? button description changes
cancel calibration mistakes ? Delete the last measured calibration value
? Delete all calibration data calibration process – cancel options