21431 Safety Glasses Krypton Photochrom AF/AS - Hellberg Hellberg Krypton sets a new standard in style, comfort and fit for safety glasses. The full framed design with floating lens in combination with the soft dual material added to temples and nose bridge provides a perfect fit for all users. Available in a vast array of lenses and coatings, there's a choice for everyone. Perfect when moving between sunlight to artificial light Soft dual material temples and nose bridge Visual Light Transmittance 30% Photochromatic Lens Anti-scratch coating Anti-fog coating Glasses legs made of two materials soft nose bridge Ideal for use with hearing protection Photochromatic Lens: The photochromatic lens offers a variable tint which darkens upon exposure to sunlight. Wearing indoors the lens provides a light transmittance that is very close to a clear lens - Visual Light Transmittance 90% (VLT). Outdoors in sunny conditions it darkens up to max 30% VLT. Suitable for in/outdoor applications such as forklift drivers, moving between sunlight to artificial light or low light conditions. Anti-Scratch Coating: Protects both sides of the lens against surface scratching increasing the lifespan of the eyewear. Anti-Fog Coating: Prevents both sides of the lens from fogging or steaming up when exposed to warm humid environments. Dual Material Temples: The soft rubber material covering the hard plastic temple enhances the wearer comfort. A groove pattern ensures a good grip when moving around. Soft Nose Bridge: The rubber material is comfortable and flexible to any nose shape. Ideal for Use in Combination with Hearing Protection: The slim temple design minimizes any leakage to the hearing protectors ear cushions, retaining a good seal between cushion and the face with very little noise attenuation loss. Approval Info: EN standards approval: EN 166:2001 Eye and faceprotection markings: 5-1.1<2.0 HS 1FT Environmental approvals: ROHS, REACH Technical data: Weight: 26 g, Light transmittance: 30 % SKU: 21431-001Read more