NeptuneLabs FSI Viewer JS User Manual page 43

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