to lensesShot gun test - Benelli M-1, 12 gauge, 14" barrel, 9 shot, 1 1/8 oz #1- 25 meters- 4 pellets hit ... HellStorm Special Operations Tactical Goggles on sale and available from our online store. ... OpticsPlanet, Inc is an Authorized US Distributor for BlackHawk Goggles. HellStorm® SO Tactical ... are the "range house environment" results: 1. Simunitions, MP5, 2 rounds, 20 ft = no effect to lens ... , but the nose piece came disconnected from the lens.2. Simunitions, MP5, 2 rounds, 10 ft = 2 cracks ... on inner lens near the vent holes, and 1 crack on inner lens from vent hole towards cheek, approx. 1" ... and have nothing but praise for BlackHawk Industries. I have been wearing these goggles since the SHOT...