NON-FICTION SIZING
SIZE
Sizing: 52 - 19.5 - 145 (mm).
For more sizing information see our Frame Dimension Guide.
6 BASE LENS CURVE
Lens 'Base Curve' is a measure of the front curvature of the lens. The higher the number, the greater the curve.
Sizing: 52 - 19.5 - 145 (mm).
For more sizing information see our Frame Dimension Guide.
Lens 'Base Curve' is a measure of the front curvature of the lens. The higher the number, the greater the curve.