Vintage 1970s to 1980s range. B&L Ray Ban Bausch Lomb Ambermatic Sunglasses Glasses & Case Picture # 4 shows glasses under light to showcase the depth of darkness the glasses have. Definitely not a brown glass but deep dark black, transparent to wearer but not so much to the person looking at them upclose . Last 4 pictures show measurements in both inches and centimeters. Condition is used with some spots on back/inside of leather case . Glasses are in lovely condition. ...