Canon Broadcast and Communications Division
Calculate Object Dimension, Object Distance and Focal Length
If you know 2 figures of 3, this will calculate the last one.



Object Dimension Calculation
Enter 2 figures in the column and click "calculate".
Enter Object Distance "l"
Enter Focal Length "f" by millimeters millimeters
   

Horizontal
  1/2" 2/3"  
Horizontal Object Dimension Standard (4:3)
Horizontal Object Dimension Cross Over (4:3)  
Horizontal Object Dimension Wide screen (16:9)
Vertical
  1/2" 2/3"  
Vertical Object Dimension Standard (4:3)
Vertical Object Dimension Cross Over (4:3)  
Vertical Object Dimension Wide screen (16:9)


Object Distance Calculation
Enter 2 figures in the column and click "calculate".
Enter Horizontal Object Dimension "y"
Enter Focal Length "f" by millimeters millimeters
   

  1/2" 2/3"  
Object Distance Standard (4:3)
Object Distance Cross Over (4:3)  
Object Distance Wide screen (16:9)


Focal Length Calculation
Enter 2 figures in the column and click "calculate".
Enter Horizontal Object Distance "l"
Enter Horizontal Object Dimension "y"
   

  1/2" 2/3"  
Focal Length Standard (4:3)
Focal Length Cross Over (4:3)  
Focal Length Wide screen (16:9)

Back