Valken Sierra Thermal Goggles
DETAILS
FEATURES
- Protects against chemical splash, sun glare, dust, flying particles, and wind
- Full seal eye protection
- 180° vision
- Dual pane thermal lens
- Strong thermoplastic polyurethane (TPU) frame
- Special indirect ventilation system
- Adjustable head strap
- Compatible with disposable facemasks and mesh masks
- Passes MIL-PRF 32432 High Velocity Impact Standards
- Meets ASTM F2879 standards
- Meets ANSI Z87.1 standards
- Meets Canadian CSA Z94.3 standards
- Meets European EN166 standards
SPECIFICATIONS:
- Lens Material: Polycarbonate (outer) & Acetate (inner)
- Lens Thickness: 2.1 mm
- Visible Light Transmitted: 96% clear / 23% grey / 89% yellow (380-780nm)
- UVA, UVB Blocked: 100% clear / 100% grey / 99% yellow (200-380nm)
- Blue Light Blocked: 9% clear / 74% grey / 75% yellow (400-700nm)
- IR Blocked: 18% clear / 48% grey / 18% yellow (780-2000nm)
- Overall Width: 5.4" (136 mm)
- Frame Material: Thermoplastic polyurethane (TPU)
- Goggle Weight: 80g
- Strap: Quick-release buckle, 19.7" (500 mm) length