ENHANCED CONTRAST - Expertly crafted with yellow/green tint to deepen skies and enhance foliage, creating dramatic black and white images with superior tonal separation. SUPERIOR IMAGE QUALITY - Made with high-quality optical glass, this 40.5mm filter ensures optimal clarity and sharpness, preserving the integrity of your photography. VERSATILE COMPATIBILITY - Designed with a standard 40.5mm thread, this filter is compatible with a wide range of lenses, making it a valuable addition to your kit. DURABLE CONSTRUCTION - The robust glass material ensures long-lasting performance, protecting your lens while consistently delivering exceptional results in various conditions.