SKYSHL OTDR

Electro-optical instruments for use in inspection and measurement of industrial components; Electronic and optical communications instruments and components, namely, communication link testers for testing communication links; Optical inspection apparatus for industrial use; Optical inspection apparatus for inspection of semiconductor materials, namely, semiconductor wafers, reticles, and photomasks; Portable detection and identification instruments using light sources and light detectors for detecting and identifying chemical and biological substances not for medical purposes