Cr-39 1.499;1.56;1.523;1.67;1.7;1.8;1.9
Jun 14, 2008
Dear sir/ madam. .
we are a eyecare manufactory in decade of international business experience in china. which establised in 1993
our product such as HMC, HC, UV, UC, .EMI, cr-39 1.499;1.56;1.523;1.61;1.67;1.7;1.8;1.9 high-index lens, .....
DANYANG CHENGCHUANG OPTICAL., LTD