The Wolverine Pro is our military grade level Night Vision sight. The Wolverine Pro utilizes a high strength aluminum design to service the rugged day-to-day requirements and ever-changing environments. Except for the optical elements, all external surfaces utilize a non-reflective matte black finish. The external objective lens and eyepiece lens elements are protected with an ultra-durable (scratch-resistant) coating. Controls and adjustments are easy to operate and include reticle brightness, eyepiece focus, range (distance) focus, plus windage and elevation adjustments.