Goofin' around checking minimum focus distance on this little speaker with
my old screw mount Bushnell 200mm f3.5 plus new Pentax Rear Converter-A 2X-S on *ist DS
600mm equivalent at ~8 feet, 1/500th. f3.5, ISO 800, hand held.
There was some chromatic aberration / blooming in the highlights which I removed.
Here are some 100 percent crops of the chromatic aberration / blooming and how it was removed.
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No correction of chromatic aberration / blooming. |
Correction of chromatic aberration in PhotoShop RAW
converter. |
Chromatic aberration / blooming desaturated. Image sharpened, a bit too much for full size viewing, but about right for printing or display at reduced size. |