These Aegis Arc/Echo (Standard/Compact) lenses feature high quality optics designed to provide a distortion-free, wide field of view using Tapered Lens Technology (TLT), anti-fog and scratch resistant lens coatings, and 100% protection from UVA/UVB rays. 

They provide ballistic protection for your eyes when attached to Smith Optics Aegis Arc Compact or Aegis Echo (Standard/Compact) frames. They are offered here as spare or replacement lenses.

Frame Size Guide:

The standard frame is 15% larger than the Aegis Arc Compact.

Standard Frame Measurement:

Tip to tip measurement: 100mm +/- 10mm

Hinge to hinge: 123mm

Compact Frame Measurement:

Tip to tip measurement: 85mm +/- 10mm

Hinge to hinge: 112mm

The clear lens is ideal for very low light or night time conditions. 

The Ignitor have a proprietary universal lens tint designed to reduce eye fatigue while enhancing contrast and depth perception in all conditions. A versatile lens tint designed to be used all season long, providing 26% visible light transmission.