ENHANCED CONTRAST - Expertly crafted dark orange glass intensifies contrast in black and white photography, creating dramatic and evocative images. SUPERIOR IMAGE QUALITY - Tiffen's high-quality glass ensures optimal light transmission, preserving image sharpness and detail while filtering light. PRECISE COLOR CONTROL - The #21 Dark Orange filter selectively absorbs wavelengths, rendering blue and green tones darker for striking monochrome effects. DURABLE CONSTRUCTION - Built with robust glass and single coating, this 82mm filter offers long-lasting performance and protection for your lens.