Won't cost you a thing to unscrew the front element and focus with just the rear on your 203. Just a guess but that would give you somewhere around 360mm f14.5, and might solve the sharpness problem about right. Let us know if it works.
Won't cost you a thing to unscrew the front element and focus with just the rear on your 203. Just a guess but that would give you somewhere around 360mm f14.5, and might solve the sharpness problem about right. Let us know if it works.
Thanks to all for their insights and great ideas. I'm going to try Ed's, Jim's and Ellis's and see what happens. Please add anything you've tried, that might make a difference for the rest of us.
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