COKIN CREATIVE - Blue filter (82B) - Large Size 100mm (Z-Pro series)
Color Conversion filter (eq. KODAK Wratten) - Large Size 100mm (Z-Pro series)
Blue Conversion filters help correct, for example, the prevailing colors of tungsten bulbs or warm light. Lower densities produce subtle corrections in color temperature in order to reduce or eliminate certain warm colors that dominate the image.