VIAVI Solutions, Inc. ISO TOP Cal OLS-55
The ISO TOP Cal OLS-55 is an optical light source from VIAVI Solutions, Inc., designed for fiber optic network testing. As part of the OLS-5x series, it provides stable and accurate optical signals for insertion loss and continuity testing on single-mode and multimode fiber networks. The OLS-55 features multiple wavelength options, high output stability, and is suitable for use in both laboratory and field environments. Its rugged design ensures reliable performance, and it is compatible with a range of VIAVI optical power meters for comprehensive fiber testing solutions.