Oakley Sphaera sport sunglasses combine an O Matter frame with a photochromic lens that adapts to changing light.
| Feature | Specification |
|---|---|
| Frame color | Carbon |
| Lens | Clear to Black Iridium Photochromic |
| Design | Wide field of view; frame designed for use with hats and helmets |
| Frame | Lightweight O Matter |
| Retention | Unobtainium nosepad and temple grips; grip increases when wet |
| Ventilation | Front frame vent |
| Photochromic lens | Clear to Black Iridium; changes tint with light conditions |
| Light transmission (manufacturer data) | 23%; activated: 14% |
| Base tint | Clear |
| Light conditions | Changing conditions |
| Lens category (manufacturer data) | 0 |