Bilora ND4 filter 77mm Neutral Density M77 neutralne gustoće (2 blende)

ZNAČAJKE:

The ND4 (neutral density or gray) - filter is not used to optimize the color scheme but also creates conditions, under good lighting conditions nevertheless to a large aperture or a slower shutter speed to fall back on.
Thus, in moving subjects and movement can be recognized or portraits a great depth to . achieve
the ND filter or gray filter 4 is also called ND4X and takes 2 stops light off, thus corresponds to a filter factor 4. The log: partly because different terms are used in the market, here we explain. Density corresponds to 0.6.
As an example, one can in the sunshine instead of the diaphragm 8 is now screen 4 use to achieve more selective sharpness or s to a flowing rather than reproduce a shutter speed of 1/15 sec instead of 1/60 a frozen river.