Optical Manufacturing Services
Service Detail from Chonghong Industries(Microwork)Ltd.




We use optical grade material (Al2O3 99.997%) using high purity aluminum oxide as raw material. We carry out the following production stages:
- Slicing
- Grinding
- Mechanical polishing
Our company employs advanced technology and equipment for crystal slicing:
-- Wire-sawing for sapphire window slicing
-- Sawing for optical parts and watch glass blanks slicing
Both techniques allow Chonghong to choose the most effective method for each application. Fully automatic wire saws enable us to cut sapphire substrates very precisely according to customers' specification.
--Grinding
Our company offers precise grinding and lapping and has developed a proprietary process to achieve minimal material stress and higher yield for final processor. We are capable to achieve perfect flatness and total thickness variation and specialize in tight tolerances.
--Polishing
Chonghong microwork offer high quality, high precision optical polishing of sapphire products, used in a variety of industries.
Major devices we are using, please take a look of the picture
Specifications
Chonghong Industries (Microwork) Ltd. is one of the branch companies of Chonghong Industries Ltd.
Microwork has been dedicated in the distribution of manufactured precision components (mainly single crystal sapphire & ruby material) to OEM's in fluidic, metrology, medical, semiconducting, optical, electrical, chemical industries made from industrial sapphire & ruby, ceramic and glass material.