Julbo Shield Spectron 4 Black

£75.00
Good sized glasses with side protection for high mountain use - this version has category 4 lenses and is only suitable for alpine and greater ranges or polar use. 

Stock Code: JUL SHSP4BLK

Approximate Packed Weight: 0.135kg

Julbo Shield Spectron 4 Black

Julbo Shield Spectron 4 Black
£75.00
1 In Stock
Good sized glasses with side protection for high mountain use - this version has category 4 lenses and is only suitable for alpine and greater ranges or polar use. Non-slip curved temples with Nose Grip so they stay on your head when things get bumpy, Air Flow ventilation and removable soft-feel side shields guarantee maximum comfort. 
  • Nose Grip - flexible, shock-absorbing grip insert on the bridge.
  • Air Flow - venting incorporated into the frame to facilitate air circulation and prevent fogging.
  • Cord attachment - allows attachment of a cord.
  • Curved temples - ergonomic profile for good grip on the face and head.
  • Fabric side shields - removable fabric, soft-touch side shields provide maximum comfort and do not cause irritation in contact with skin.
  • Grip Tech - exclusive soft-comfort material on the temples that doesn't stick to hair, giving perfect grip and comfort.
  • Total Cover - maximum protection from sunlight in extreme conditions.
Cat. 4 lens with flash finish and AR coating. Recommended for all sports where sunlight is exceptionally bright. Anti-reflective coating: reduces eyestrain by eliminating reflective glare. Flash finish: improves filtration of visible light by applying a mirror effect to the lens. Blocks sunlight and increases the filter effect. Brown tint: accentuates relief. 

Category        Usage
0 Not really a category - transmits 100% of visible light. Protection against grit and ice only. 
1 43% - 80% visible light transmited.Suitable for use in cloudy conditions with virtually no direct sunlight eg blizzards and whiteouts 
2 18% - 43% visible light transmitted. Suitable for use as general sunglasses and in cloudy conditions in the mountains, but not in direct sunlight in mountain areas where there will be a lot of reflection off snow and ice.
3 8% - 18% visible light transmitted. Suitable for Alpine and Himalayan mountaineering for most uses, but for prolonged exposure at high altitude Category 4 is recommended.
4 3% - 8% visible light transmitted. For prolonged exposure at high altitude and especially if you have weak eyes. Will be found too dark for everyday use and should not be used for driving a car.

*Categories 3 and 4 are the only categories suitable for Alpine and Greater Ranges mountaineering.

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