Quote Originally Posted by Charles Wass View Post
You do not need to use a separate meter. The Wein Zinc Air cell (MRB) is a direct replacement for the original PC625 mercury battery used in all the Canon manual focus SLRs and many cameras by other manufacturers. It has exactly the same voltage, but is expensive. Alternatively The Small Battery Company in the UK offers an adapter that enables cheap hearing aid batteries to be used instead. I use them. I know that there is another company in the US offering a similar adapter.
True, I had forgotten the WeinCell batteries that I used to use on my Spotmatic f before I got the camera revised. Anyhow I was just saying the few things I didn't like with the Canon FD, although it might looked at as whims...