11 Columbia Dr.

www.guildoptics.com <br/>Guild Optical Associates Inc. is a widely recognized leader in the fabrication of custom Sapphire Optics. Our products include Sapphire Windows, Sapphire Lenses...

NO.18# 1-703, Zhangxin Road, Dalian, Liaoning, China

We are a leading company of China, specialied in synthetic sapphire(AI2O3) and ruby products, mainly include cup jewls, sapphire endstones and windows, hole jewels, rod jewels, balls jewels, special j...

Nanjing road,economic development zone Suqian Jiangsu China

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Building B, Guishan Industry Factory, Guishan Rd

We are a leading optical company in China, dedicating to the design, manufacturing and distribution of high precision optical elements and system. <br/>The product line covers optical ...

#31 East Beijing Road, Nanjing, Jiangsu, China

Nanjing Co-Energy Optical Crystal Co. Ltd.(COE) a newly set-up company and was founded in 2008. But in these short period, we become one of the most famous manufactures in optical cold processing in C...