The portable ODM VIS300 inspection video-microscope is an indispensable device for every technician and installer who deals with fiber-optic technology and optical networks. It allows to control the state and cleanness of fiber connectors, helping with elimination of the most frequent reasons of failures and problems in optical networks, that is dirty and low-quality connectors. A probe with a flexible cable can reach even the hardest accessible places. The replaceable tips allow inspections of most kinds of fiber connectors, both connected to an adapter and on a patchcord. A unique focusing system improves operation in harsh conditions. A large field of view and high resolution guarantee that no dirt (which could migrate to the fiber core with time) is left unnoticed. Long battery life will be appreciated by anyone working in the field. A standard warranty of 24 months is an additional proof of the device’s quality. The microscope is available with an LCD or as a standalone probe that can be connected to a laptop.