If you're actually reading the lens it's also an indicator of relative age, the
lenses marked 1:2,8 are always higher serial number than the those marked f=2,8
(for the type of Zuiko lens). If, however, you're reading a dealer add, it's
probably just dealer preference.
>Lou Riina wrote:
>>
>>What is the difference b/w zuiko 100mm F/2.8 and a 100 mm 1:2.8 are these
>>the same lenses they seem to come packaged with different add-ons.
To which Garth replied:
>The two alternate notations you used (F/2.8 and 1:2.8) are simply different but
equivalent ways of >referring to maximum aperture of the lens. (There's a
redundant sentence if ever I wrote one!)
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