John A. Lind wrote:
>At 03:50 PM 6/7/2005, Moose wrote:
>
>
>
>>The 50/3.5 has its best performance at f8-11 and declines below that. F22
>>is available, but shouldn't be used for critical work. If you look at all
>>the 50mm tests, you will notice a distinct tendency for f16 ratings to be
>>lower than wider apertures. The 135/4.5 macro offers apertures down to
>>f45, but the performance slide starts at f22 and by f45 is really iffy,
>>worse than the 50/3.5 at f22.
>>
>>
>
>Both those lenses stop down that far because they're macro's......
>
What you said..... Right! I just didn't have the energy/interest to go
beyond the primary question, which didn't really get into macros.
Moose
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