![Photographic area covered](/images/new-backgrounds/147909/14790943x1.webp)
When the lens has been focused, the doubleimage superimposing rangefinder produces two superimposed images with in the square 0 of the viewfinder.
1. Position the subject within the central square 0 of the viewfinder. As on the top left the subject will appear as a double images.
2.Rotate the focusing ring until the two images converge and are superimposed as on the figure on the left. The lens is now focused.
The two images can also be superimposed by using the boundary line between the viewfinder and the square or split image. Adjust the images until the boundary lines converge.
Photographic area covered
Within the viewfinder the photographic area covered is indicated by the visible bright frame. Parallax is automatically compen- sated for according to the
The composition will be within the line A for 6 x 6, 0 for 6 x 4.5 and @ for panoramic format. 83% of the field of view is visible at
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