Focal Blade is a plugin. Graphics and Design ; Adobe; download FocalBlade 2.0 x32 for Adobe Photoshop. A kind of sub program that can be used in any photo editor that accepts photoshop plugins. (e.g. Paint Shop Pro, Photo-Brush, Ultimate Paint, etc... and of course Photoshop and Photoshop Elements).
Its purpose is to sharpen photos, but many combinations of partially sharpening and partially bluring are possible. It is better than commonly built-in sharpening functions from any photo editor software. The algorithms hidden inside seem to be very sophisticated.