Precise field testing with a compact handheld design and fine workmanship that can replace larger optical power meters in many tasks. In the era of high bandwidth, reliable fiber optic power measurement is essential. This handheld optical photometer helps you test cable power, calculate relative insertion loss, locate faults, and fix issues. Key benefits - Accurate, repeatable measurements in a portable, easy to carry form - Replaces traditional, larger optical power meters for many field tasks - Quickly assesses fiber link performance by testing cable power and computing relative loss - Aids fault localization and remediation to reduce downtime Use scenarios - New fiber installations: verify link power and insertion loss to ensure compliant performance - On site troubleshooting: identify fault locations by comparing readings across the link - Maintenance or upgrades: confirm and validate fiber link performance after changes Notes - Designed for handheld use in diverse field conditions - Emphasizes function, compact size, and reliable performance without unnecessary embellishment