For professional photographers seeking to enhance their landscape and architectural shots, the 150x170mm Nano Soft-Edge Graduated Neutral Density Glass 0.6 (2 Stop) Filter is an indispensable tool. Crafted from 2mm H-K9L high-definition optical glass, this high-quality filter ensures superior image clarity and minimal color cast, preserving the true colors of your scene.The double-sided anti-glare coating reduces reflections, while the Ir blocking Nano coating suppresses infrared light, ensuring your images are free from unwanted color shifts. This versatile filter is also equipped with a waterproof and oil-resistant protective coating, making it durable and suitable for use in challenging outdoor conditions.Its graduated neutral density design allows for a smooth transition from the densest part at the edges to the least dense in the center.