Cavision 4 x 4″ Blue 0.3 Graduated Filter

Cavision 4 x 4 Blue 0 3 Graduated Filter can be used to change the hue in one specific area of the image.  One half of the filter is colored blue and the other half is transparent with a gradual transition between the two.

The Cavision 4 x 4 Blue 0 3 Graduated Filter can be shifted and rotated in the filter stage to affect the portion of the image that is desired. The grad blue filter is especially useful for creating a blue sky effect.

The filter measures 4 x 4″ / 101.6 x 101.6mm and is constructed of 4mm-thick glass. The 0.3 filter is a low density and provides a subtle amount of blue coloration.

• Blue tint gives a portion of the image a cooling effect.
• Medium-soft-edged graduation to clear in order to retain a neutral portion of the image.