Hi Godfrey

> Sorry John, but what these popphoto tests show me are subjective 
> grades. Where are the MTF curves? The MTF is not expressible as a 
> single number with any intelligibility. This is one of the reasons I 
> gave up reading the magazines on a regular basis. Too little useful 
> information, too much advertising and new equipment promotion articles.


That's fair comment.

All the best,

John



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