2 FSI Viewer JS
43
NeptuneLabs - FSI Viewer
36² + 24²
x² + y²
=
digitalCropFactor
36² + 24² =
Reference value
(35mm “full frame” format; 36mm x 24mm,
crop factor: 1.0)
x² + y² =
Sensor dimensions of your camera
(width and height)
Please find below the calculation for a Canon 7D camera (which has the sensor
dimensions of 22.3mm x 14.9mm) as an example:
36² + 24²
22.3² + 14.9²
=
1.6132
focalLength
Description
focal length of the camera objective
Syntax
float (in mm)
Default
50
Context
FSI Viewer JS
The focal length of the camera objective.