Color Graduated filters are used to paint a portion of the scene, often a sky, without affecting other parts of the scene.
Schneider Optics Golden Sepia is a rich warm color. As a solid color it gives an overall warming effect and can be used to create a feeling of late afternoon sunlight. It does good things for skintones and accentuates foliage. Golden Sepia graduated filters can be used to enhance an evening sky, or when used inverted they can enhance a landscape, warming cornfields or desert sand, without affecting the sky color.