HD PENTAX-DA 21mm f/3.2 AL Limited Lens Review

Sharpness is outstanding across the frame when stopped down to f/8 | 1/160 sec | f/8.0 | 21.0 mm | ISO 100
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Sharpness is very good in the centre of the frame at maximum aperture | 1/80 sec | f/3.2 | 21.0 mm | ISO 100
High-Res

Closest focus is 20cm | 1/800 sec | f/3.2 | 21.0 mm | ISO 100
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Contrast remains good when shooting into the light and the rectangular shade does a decent job without being too large | 1/250 sec | f/6.3 | 21.0 mm | ISO 100
High-Res

1/640 sec | f/6.3 | 21.0 mm | ISO 100
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1/125 sec | f/6.3 | 21.0 mm | ISO 100
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1/200 sec | f/3.2 | 21.0 mm | ISO 100
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1/40 sec | f/3.2 | 21.0 mm | ISO 200
High-Res