The Ultraviolet Protection Factor (UPF) indicates the effectiveness of fabrics and textiles to shield skin from harmful ultraviolet (UV) rays. Since we introduced the first Solar Simulator for biomedical research in 1967, we have been providing sun protection measurement products, compliance and testing expertise to contract laboratories, cosmetic, healthcare, textile and apparel manufacturers worldwide. Our decades of experience in providing sun protection and UV exposure measurements ensures confidence and compliance to all major worldwide standards including AATCC TM 183-2010, BS EN 13758-1, GBT18830-2009, and AS/NZS 4399.