Quote Originally Posted by Fred Aspen View Post
Now there's a great idea! I haven't given that a shot yet. My concern was that when using two of the cells piggyback, how do you block the holes and still maintain contact between the cells? Perhaps you have solved that issue? I would be most grateful to hear how that is accomplished. Definitely a great idea!
I fill the holes with glue, then scrape it off the contacting surface. The 'mat takes one cell, the FtN finder for my F as well as my Gossen meters take two cells. You can use O-rings as bushings to keep the cell centered.

The cell in my camera is still active, I installed it April 2011.