ASTM F803 Our Young Force® sports eyewear for children and youngsters meets the stringent ASTM F803 Standard. To pass the High Velocity Impact Resistance test, as part of the ASTM F803 Standard, the frame and lens must withstand the impact of a 40 – 65.1 mm projectile fired at 150 km/h. Furthermore the eyewear is tested on several other criteria such as Optical Performance, Refractive Tolerances, Astigmatism, Power Imbalance and Prism Deviation.