This filter provides the stronger contrast effect for black-and-white photographs.
Because it darkness the sky
It's perfect for depicting clouds suspended in blue sky, etc.

Technical Details

Product Details

Product Dimensions

Package Dimensions
Width : 3.54 inch
Height : 0.47 inch
Length : 4.37 inch

Item Weight: 0 ounce (View shipping rates and policies)
Shipping Weight: 0 ounce (View shipping rates and policies)

ASIN : B0031KUJBQ