The Sigma 49mm WR Protective Filter is a clear general-purpose protective filter designed to be left on the lens permanently. This filter helps reduce dust, dirt and moisture from reaching your lens's front element and provides additional protection in case of drops or situations where scratches might occur.


This Sigma WR protective filter is treated to repel water droplets and resist fingerprints. It is also treated to exhibit anti-static properties to prevent microscopic dust from adhering to the front surface. This helps ensure sharp images.



- Provides no additional coloration or contrast, allowing you to pair this filter with others


- General protective filter that reduces dust, dirt, moisture and scratches from reaching the lens's front element


- Made from water, oil and static-resistant glass