Cokin graduated ND filters are just the ticket for landscapes where the sky is particularly bright and thus susceptible to being over exposed or when you want a darker, moodier sky. The filter retains normal colour balance across the visible spectrum, with a progressive graduation from the middle to the top of the filter. For those familiar with the Cokin line, the P121M filter has the same colour as the 121 filter, but a lower tone.
Price: £30.99 from Wex Photographic
The Cokin Z121M has a progressive graduation from the middle to the top of the filter, with the same colour as the 121 filter, but with a lower tone.
The Cokin P121L is a very light gradual filter, with the same colour but lighter tone than standard 121. The P121L Gradual Grey reduces the total amount of light reaching the sensor without affecting the colour balance. It restores the balance between...
The Cokin P1215 filter has a progressive graduation from the middle to the top of the filter, with the same colour as tone the 121 filter.
