Optically, Sigma 18-200mm is equally as good or

来源: pieq314 于 2006-12-14 06:15:55 [] [旧帖] [给我悄悄话] 本文已被阅读： 次 (256 bytes)
回答: I second this suggestion 由 pieq314 于 2006-12-14 06:06:22
slightly better. But it has auto focusing problem between 135-200mm. It is somewhat hard to use. I have the Sigma 18-200mm. After some practice, you can go around the auto focusing problem, but if starting over, I would buy the Tamron 18-200mm instead.

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• Oh, I see. Thanks for sharing! -sqllsq- ♂ 给 sqllsq 发送悄悄话 (0 bytes) () 12/14/2006 postreply 21:32:11

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