Digital Photographer

MAKE USE OF FILTERS

Add hardware filters to your kit and learn how to effectivel­y use them at wide focal lengths

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CIRCULAR POLARISER

THE LANDSCAPE PHOTOGRAPH­ER’S FAVOURITE. IT IS IMPORTANT TO ADAPT YOUR TECHNIQUE WHEN USING A POLARISER WITH LENSES WIDER THAN 20MM, DUE TO UNEVEN POLARISATI­ON. ALWAYS SET THE STRENGTH BASED ON THE AREA WHERE THE FILTER HAS THE GREATEST EFFECT, TO AVOID UNNATURAL COLOUR AND UNDEREXPOS­URE.

ND GRADUATED

WHEN DARKENING A SKY USING AN ND GRAD, WHILE WORKING WITH AN ULTRAWIDE LENS, BE AWARE THAT LESS FILTRATION

MAY BE NEEDED AT

ONE SIDE OF THE FRAME THAN THE OTHER. ANGLING THE GRADIENT IS OFTEN ESSENTIAL TO AVOID OVERDARKEN­ING AREAS FURTHER FROM THE SUN.

VARIABLE ND

THE VARIABLE NEUTRAL-DENSITY FILTER IS HIGHLY VERSATILE, ENABLING FILTER STRENGTH

TO BE ALTERED WITHOUT SWAPPING MODELS. AT

WIDE SETTINGS A UNIQUE ABERRATION CAN OCCUR HOWEVER – A DARK CROSS

CAN APPEAR IN THE FRAME, DUE TO THE FILTER DESIGN. IF THIS HAPPENS ZOOM BY A COUPLE OF MILLIMETRE­S OR REDUCE FILTER STRENGTH.

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