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Lens Calculator

The lens calculator determines how far away to place the camera in order to capture a specific scene.

In this calculator you can enter any 2 variables in order to calculate the 3rd variable.

The 3 variables are:

  • Height and width
  • Distance between camera and scene
  • Focal length of the lens

Enter the length values specified in the same measurement unit (meters or feet). The focal length of the lens is always specified in millimeters.
Height m/ft            
      Distance m/ft      
Width m/ft       Focal length mm