Posted: Sun Aug 26, 2007 3:13 pm Post subject: Sigma 400mm Non-APO? |
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asylumxl wrote:
I was looking at the APO version of this lens, and was wondering how good the non-APO is, since i've seen more of them around than APO. I know Apochromats reduce chromatic abberation, but I'm unsure of how much an impact it will make on this lens.
Thanks for any info/help. |