>Hi Greg:
>
>> You can't change the coatings (in the case of MC) w/o redesigning the
>> lens? Different glass types I understand, but I didn't think redesign
>> was necessary in coating changes.
>
>The multicoatings are formulated so that they match the coatings of the other
>elements. It is an optical design and manufacturing balancing act and no
>small feat. Hence, you can't replace an element in a single coated Zuiko with
>a multicoated one. It has to be another single coated element.
>
>Perhaps John H. might comment on how hard it is to get replacement elements
>for single coated Zuikos.
>
>Gary Reese
>Las Vegas, NV
>
That would not be true if the coatings are purely to reduce reflections. I
suppose that some of the coatings could have some color rendition balancing
properties.
Winsor
Winsor Crosby
Long Beach, California
mailto:wincros@xxxxxxxxxxx
< This message was delivered via the Olympus Mailing List >
< For questions, mailto:owner-olympus@xxxxxxxxxxxxxxx >
< Web Page: http://Zuiko.sls.bc.ca/swright/olympuslist.html >
|