Lens Magnification Calculator

Calculate magnification ratio, reproduction ratio, and image coverage.

Linear measurement in the specified unit.
mm
Linear measurement between two points.
mm
Horizontal measurement perpendicular to length.
mm

Results

Magnification:
Calculated magnification based on your inputs.
-x
Reproduction Ratio:
Calculated ratio between values.
-
Field Width:
Calculated field width based on your inputs.
-mm
Effective Aperture at f/4:
Value expressed as a rate (per unit).
-f-stop
Reference: Industry Standards.