Lee Filters SW150 Polariser 8x10 and accurate autofocus which is

and accurate autofocus which is beneficial for recording movies and capturing animals/insects discreetly

and wildlife observers

The SIGMA 24mm lens features a stepping motor for a fast

5mm (35mm equivalent: 85mm) focal length

it helps block peripheral light and glare

Lee Filters SW150 Polariser 8x10 and accurate autofocus which isWhen light from the sun bounces off a flat non metallic surface, such as glass or water, it becomes polarised with all of the reflected light waves vibrating in the same plane. This reflected glare can be removed by the polarising filter. The SW150 System features its own circular polarising filter. If used alone, the polariser can be placed into the filter holder and the holder rotated until the desired effect is achieved. If used with a grad filter,