Calumet in Piccadilly, Manchester are having another one of their 'Open Days' tomorrow (31st October) from 10am to 4pm, where you can have your DSLR's sensor cleaned for free (only 1 per person). There's also a programme of talks and demonstrations throughout the day.
Full details here:
http://www.calumetphoto.co.uk/INTERSHOP/web/WFS/Calumet-UK-Site/en_GB/-/GBP/ViewContent-Start?PageletEntryPointID=page.info.opendays&cm_mmc=HOME-B2-OPENDAYS-101013
(wow, now that's a web address and a half)
-- Edited by Martyn Jones on Wednesday 30th of October 2013 07:19:08 PM