Originally Posted by
xkaes
Yes, only one is 50mm. You've got me there! I just chose that, at random, as an example, but FOUR of the lenses I mentioned have focal lengths SHORTER than 50mm. FYI, microscopic lenses are used on large format cameras all the time. Only two of mine are microscopic lenses, but at high magnifications -- which these lenses are designed for -- large formats (in my case, 4x5) are completely covered. And by the way, the results are amazing -- and metering with flash is easy when metered of off the ground glass. No need to try to make a spot meter reading of a moth's wing.
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