Calculating the focal length using sensor size, working distance and object size
Note:
Use “ other” from the drop down box to enter your values.
Sensor size :
Other (mm)
1/4" 3.2 mm
1/3" 4.8 mm
1/2.5" 5.7 mm
1/2" 6.4 mm
1/1.8" 7.2 mm
2/3" 8.8mm
10.5 mm
1" 12.8 mm
1.2" 14.2 mm
15.3 mm
4/3 17.9 mm
APS/C 23.7 mm
KB 36.0 mm
Line .5K 14µm
Line 1K 10µm
Line 1K 14µm
Line 2K 10µm
Line 2K 14µm
Line 4K 7µm
Line 4K 10µm
Line 6K 7µm
Line 8K 7µm
Line 12K 5µm
Length of inspected part in mm (field of view FOV):
Working distance in millimeters:
Calculated focal length of lens: