On Sab, 20 giu 1998 3:14, Winsor Crosby <mailto:wincros@xxxxxxx> wrote:
>Pardon me if this has been discussed, but how the heck can you tell
whether
>a lens element if single or multicoated. Many of us have difficulty when
>the type of coating for the whole lens is labelled on the front.
>
In every lens, only some glass/air surfaces are (multi) coated. Almost
always the two external ones, and a few of the inner. Maybe there was a
transaction age in which the newer posterior MC elements were fitted to the
rest of the 100 2.8 lens?
Marco
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