• A149, Cokin's Black Wedding filter has a 'dark' (ND) area which darkens, soft focus' & reduces contrast of the lower horizontal section.
• A148, Cokin's White Wedding filter has 'white' curved in the lower horozontal area. This lightens, soft focus' & reduces contrast in the lower section of your picture.
The Cokin A System comprises a complete range of COKIN filters for lens adaptor rings diameters 36 to 62 mm and Hasselblad Ring B50 as well as numerous dedicated accessories. The ”A Series” is recommended for focal lengths 35mm & greater.
For more information about, Cokin Wedding Black 1 Filter A Series A149 .