Russell Crowe's wife Danielle Spencer 'set for $20million settlement' following split from actor after nine years of marriage Pre-nup agreement stated they had to remain married for at least three years for her to be entitled to a share
Safety Glasses - ANSI Z87.1 Standards. NEW ANSI/ISEA Z87.1 - 2010 STANDARDS. The International Safety Equipment Association (ISEA) has announced that the The American National Standards Institute (ANSI) has approved and issued new standards for Occupational and Educational Eye and Face Protection (ANSI Z87.1-2010).
Tinted safety glasses also are marked with a V if they are photochromic lenses, and an S if they are considered special purpose tinted lenses. Other markings on special-purpose tinted safety glasses include: Lens marking of Impact Rated safety lens manufactured by 3M. (Image: 3M) Welding: W and shade number.