The SLC delivers the highest quality optical performance buyers expect from Swarovski Optik. Featured in forest green, lightweight and ergonomic package, the polyurethane shell that makes it soft, easy to grip, shock-resistant and noise dampening. Thumb and finger grooves have been added for additional comfort. Central focusing and diopter adjustments, combined with twist-in eyecups, allow them to be easily adjusted to your eyes. All lenses are coated with Swarotop® and Swarodur® multi-layer coatings for maximum light transmission. Prisms are coated with Swarobright®. Nitrogen filled to eliminate fogging and fully waterproof.