3R comes from ‘3 Rivers'. Even small rivers can gather together to become a big river.3R Group combines the R&D capability of its headquarters in Japan and the strict quality and manufacture requirements followed by 3R China. This way, 3R is able to produce the most cost effective products in the world allowing our customers to enjoy products purchased with a combination of Chinese-made prices and Japanese-made quality. ‘Anyty' and ‘Smolia' are the most famous brand in the portable type optical industry both in Japan and China.