1.Made by german optical glasses, reduces the intake of light without affecting the overall color balance.
2.Nano coating layer technology, waterproof, scratch-resistant, anti-reflective green coating, effectively prevent from oil, fingerprint, scratch, protect valued lens.
3.NO "X" cross on images.
4.Ultra slim rim design preventing wide angle vignetting. Extra tough aviation aluminum frame ensuring durability and jamming prevention.
5.Enables slow:shutter speeds to be used to record movement in subjects such as waterfalls, providing a silky smooth affect to flowing water.