K&F 100x100mm Natural Night Square Filter is designed to block the wavelengths of lights created by mercury vapor, sodium and other Low CRI lights

• Light pollution doesn’t only adversely affect the quality of night-time city and architectural photographs but also scientific astrophotography in urban areas. K&F Concept Round Filter helps to reduce the unwanted effect of light pollution, giving photographs more contrast and clarity as a result.
• K&F Concept Natural Night Filters made of double side Nano-Coating use waterproof and scratch-resistance technology ,bring the high-quality definition, low-reflection and no Vignetting.
• Block the most common wavelengths of light pollution in the night sky,Significant improvement in the colours throughout the whole scene
• With only 2mm thickness and 100*100mm size,No Color Cast and is made with premium Germany Optics glass.
• Suitable for Canon 16-35,Canon 24-70,Nikon 24-70,Nikon 70-200 and other 52mm,55mm,58mm,62mm,67mm,72mm,77mm,82mm lens, compatible with Lee Cokin Hitech Singh-Ray and other brand holder

Check Our filter Collection | K&F Concept website