Or Nd8

A dense filter, ( 1 giving three stop» decrease in light 1 intensity. This can \ be used for very 1 bright situations 1® or for cotton V. ^^

wool-like water. V .

This extremely ^^

dense f I Iter gives f four stops i reduction to I create extremely V^ long shutter ^^^^^ ^^^^ speeds, ideal for severe blurring or light trails. Other extreme filters are available up to 13 stops in some cases.

KNOW BEFORE YOU GO! ,

ROUND OR SQUARE? V

Threaded filters can be left on the front of yuui lens even when in your bag; however, square filters are quicker to swap over and combine.

extreme poiarising v

Polarising filters can also reduce light intensity, and by combining two, can provide upwards of 4 stops light decrease. /

doht over filter *

Slowing water down or adding a slight blur can enhance a scene but taking it too far can lose the realism of the image.

VIIlTCHfflE EDGES ^

Filters can be stacked but be careful with wideangle lenses. As the filters extend out they can impair the field of view, causing vignetting.

ABOVE: Slowing down the shutter speed using ND filters can have a huge effect on running watEl Above you can see the difference between our straight shot and one taken with a 1.2ND filtetThe water becomes a soft blur, almost like cotton wool.

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