> ... I did a studio test with a very clean > Hoya UV0 on the 24-70L and Canon 1Ds. The loss of quality..lack of sharpness > and reduced colour saturation was unacceptable.
Hmm, this thread is going to get me to dust off my tripod and do a side by side comparison - if the current weather stays constant for long enough for me to take the filter off (I don't do much studio stuff) If there is a noticeable difference I'll post the results. The problem is, that out of the studio, I too get salt spray and the likes. The worst I've come across so far was pine resin (despite being an ex geologist I've not been down a gold mine :-) bye for now Keith Cooper Northlight Images http://northlight-images.co.uk Photography - Digital Imaging - Apple Mac Consultancy Tel +44 (0)116 291 9092 Mobile +44 (0)780 162 9397 =============================================================== GO TO http://www.prodig.org for ~ GUIDELINES ~ un/SUBSCRIBING ~ ITEMS for SALE
