PRODUCT HIGHLIGHTS - Helps absorb ultraviolet light - Reduces the blue cast of daylight - General protection filter - Water-repellent, oil-repellent and antistatic Introducing the Sigma AFI9B0 The Sigma 86 mm UV WR filter is a versatile clear filter that helps absorb ultraviolet light and reduce the blue cast of daylight. This filter is particularly useful when shooting at altitude or near bodies of water. It provides no additional colouring or contrast, allowing you to combine it with other filters. A UV filter is also useful as a general protection filter to be left permanently on the lens. This filter helps reduce dust and moisture reaching the front element of your lens and provides additional protection against drops or situations where scratches may occur. This Sigma UV WR filter is treated to repel water droplets and resist fingerprints. It is also treated to exhibit antistatic properties that prevent microscopic dust from adhering to the front surface. This helps ensure sharp images. - Absorbs some ultraviolet light and reduces the blue cast of daylight - Provides no additional colouring or contrast, allowing you to combine this filter with others - General protection filter reducing dust, dirt, moisture and scratches reaching the front element of the lens - Made from water-, oil- and static-resistant glass