Refet Optical Technology Company is a professional manufacturer specialized in designing and exploring and selling optical filters, Our main proucts are IR cut-off filter, day night filter, Optical low pass filter(OLPF), CDS filter, IR pass filter which are widely used on CCD, CMOS sensors optical applications, specially branded, Sharp, OV video solutions.
With rich experence in this field, we have been got high reputation from many clients from all of the world.

our main products are in stock, fast delivery and quality guaranteed, Customer design ***** more info about us, pls contact us today. All of our products are RoHS standard. We can supply competitive price, perfect service and graceful quality.