Ensure longer lifespan for your lens with the Fujifilm 82mm Protector Filter. The filter protects the lens from harmful environmental elements such as dust and moisture. This filter has a multi-coated surface that reduces lens flare. When fitted to your camera lens, you don't require to adjust the exposure. The filter doesn't affect the contrast and color pattern in the image.
When placed in the optical path, many filters block a certain amount of light from reaching the lens. Filter factor relates to how much exposure compensation is required in order to adjust for this. Most cameras have TTL metering and will be able to do this automatically.