Yamasaki Optical Technology is a manufacturer of Fiber Optic test and measurement products that include Fiber Optic Light Sources, Fiber Optic Power Meters, Fiber Optic Talk Sets, PON Testing Products, Microscopes & Videoscopes, Optical Fiber Identifiers and Visible Fault Identifiers. In Addition to that Yamasaki has developed a large range of Optical Networking Products with the introduction of high quality SFPs, XFPs, X2s, Xenpak, SFP+, GBICs, Switches, CCTV Products and Media Converters.