The Importance of Calibration

With any measurement instrument or tool used to qualify product, it is mandatory that the tool or instrument be 100% functional and measure per the appropriate specifications when used.  A manufacturer’s calibration can perform both functions.  A system inspection and calibration verify that the instrument is functional and that the instrument was and is measuring […]

AN-143 Insertion Loss and Return Loss Testing of Short Cables and Assemblies (including TOSA and cassettes)

AN-143 Insertion Loss and Return Loss Testing of Short Cables and Assemblies (including TOSA and cassettes) Overview As fiber optic infrastructure and components are designed more densely and more compactly, patch cords, cassettes, and optical subassembly cables have followed suit by becoming shorter and shorter. These short cables, which can sometimes be just 20cm in [...]

OptoTest offers 24-Fiber Variant of High-Performance Reference Cables 

OptoTest introduces a 24-fiber variant of the MTP®/MPO High Performance Reference Cables (HPR). Like its 12-fiber counterpart and the simplex version, the 24-fiber HPR cable is designed to maximize the accuracy and repeatability of insertion loss and return loss measurements. In order to obtain the best results possible, both your test equipment and reference cables […]