Global Site
Inquiry
About Us
Our Company
Brand Message
Our History
Business & Products
R&D
Sustainability
Investor Relations
Careers
Cyclo Olefin Copolymer (COC)
Applications detail
High refractive index, low birefringence, optical grade amorphous polyolefin.
Material for eyeglass lenses
High-index lenses
Dust cover for photo mask
applied to photomask in the lithography process of the semiconductor manufacturing process
A photochromic lens that controls light by changing its color based on the amount of ultraviolet (UV) light