Glasses protect from shot ricochets. EN166 standard.
Neutral lenses with UV1 protection rating.
The EN 166 standard includes several categories. This standard is applicable to sport shooting.
Protect the wearer from flying particles.
Increased robustness: Frame and lens must withstand the impact of a 22 mm steel ball weighing 43 g fired at 5.1 m/s. These lenses are marked "S".
Low energy impact: Frame and lens must withstand the impact of a 6 mm steel ball weighing 0.86 g fired at 45 m/s (or 162 km/h). These lenses are marked "F".
Other categories in the CE standard
Medium energy impact: Similar to previous tests, with speed of 120 m/s (or 432 km/h). "B" marking.
High energy impact: Again similar to previous tests, with speed of 190 m/s (or 684 km/h). These glasses are marked "A"
Temperature set at 23°C during testing.
Light transmission of the different lenses:
NEUTRAL Category 0: between 89.3% and 89.7%
YELLOW Category 1: between 77.0% and 76.85%
RED Category 2: between 40.3% and 40.9%
SUNGLASSES Category 3: between 12.80% and 12.91%