NVG Snap Shield (PVS-31)Ops Core NVG Snap Shields attach to PVS 31 Night Vision Goggles (NVGs) to help safeguard the eyes and face from fragments and debris without negatively impacting peripheral vision. The NVG Snap Shields were developed as an alternative to standard NVG rubber eyecups, which compromise situational awareness given they obstruct peripheral vision, and can lead to fogging of the NVG ocular lens. With Ops Cores unique systems design, Ops Core NVG Snap