OPTAREX™ ADAPTIVE TECHNOLOGY
Advanced lens technology by D.Franklin.
SKU: DASU951000-BLAC
Interchangeable clip-on lens, the glacier accessory for your snow goggles. Personalise your winter adventures and glide down the slopes with a new vision.
It features a clip-on system and a smoke-coloured polycarbonate lens with OPTAREX™ Photochromic technology, which automatically adapts its tint to changing light conditions. It offers UV400 protection, a Category 1–3 filter and a 44%–85% Blue Block filter.
This accessory fits our Vortex snow goggles only and is not compatible with other designs. Lens accessory only; snow goggles sold separately.
Vision Control System

| Compatibility | D.Franklin Vortex snow goggles |
| Attachment | Clip-on system |
| Lens material | Polycarbonate (PC) |
| Filter category | Cat. 1–3 (photochromic) |
| UV protection | UV400 |
| Blue Block filter | 44%–85% |
| Lens dimensions (W × H) | 179.7 × 103.3 mm |
| Lens thickness | 1.4 mm |
| Lens curvature | 5.3C |
| Lens colour | Smoke |
| Weight | 60.5 g |
| Weight | 24 g |
|---|---|
| Lens Height | 57 mm |
| Lens Width | 138 mm |
| Front Width | 141 mm |
| Bridge Width | 21 mm |
| Temple Length | 130 mm |
| Lens Curvature | 6C |
| Lens Thickness | 1.6 mm |
| Front | TR90 |
|---|---|
| Bridge | TR90 |
| Temples | Carbon fiber |
| Lenses | PC |
| Nose Pad | Adjustable silicone |
| Tips | Silicone |