* Waterproof (up to 2m/6.6 ft. for 5 minutes) and fog-free with nitrogen gas
* Aspherical eyepiece lens eliminates image distortion
* High-eyepoint design provides a clear field of view for those who wear eyeglasses
* Close focusing distance: 2.8m
* Multilayer-coated lenses for brighter images
* Turn-and-slide rubber eyecups facilitate easy positioning of eyes at the correct eyepoint
* Eco-glass optics are free of lead and arsenic