Back from a trip down to the local beach with my 645D and the DA 25 f/4. My word it's a heavy lens, but it is definitely quality.
Pentax 645D DA 25 f/4 at f/22 5 secs, ISO 100
By-the-beach by
singingsnapper, on Flickr
converted to B&W in Silver efex pro2
On-the-beach-in-BW by
singingsnapper, on Flickr
Looking towards the docks and steelworks:
f/14 30 secs ISO 200
Looking-towards-the-socks-at-twilight by
singingsnapper, on Flickr
Swansea Bay as night falls:
Evening-falls-on-Swansea-Bay by
singingsnapper, on Flickr