The lenses in each series are connected with a specific, colored, dashed line on the graph.  

Some of the lenses had small variations in the image circle as they evolved over time.  As a result, the figures on this graph may not be exact for any particular lens.

This is a rather large GIF file and it may take a bit of time to load, depending on your computer, your download speed, etc. Depending on your situation, browser, etc., it might be best to import the GIF file into a separate graphics program for more flexible viewing.

Click HERE to view the graph.