Why so many panny zooms?

Started Feb 1, 2013 | Discussions thread
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bwana
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Why so many panny zooms?
Feb 1, 2013

45-150
45-175
45-200

None are sharp in the last 20% of their zoom range.
And they are all kind of slow.

Is there a noticeable optical difference between these and the panny 35-100 at f4 ?

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Fujifilm FinePix X100 Fujifilm X-E2
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