PDFs lock the formatting of trace graphs and event tables, making them ideal for official client deliverables and sign-offs.

A quality PDF conversion from an OTDR SOR file should preserve the following information:

: Widely considered the best software for managing test data and generating customizable Excel and PDF reports. It supports .SOR and EXFO’s proprietary .TRC formats. VIAVI Fiberizer

This is a universal workaround that works with virtually any software, including older OTDR viewer programs that may not have a direct "Export to PDF" feature.

| | Platform | Key Features | Cost | Ease of Use | |---|---|---|---|---| | FileProInfo | Web browser | View, convert, edit, merge, split, compare SOR files | Free | Very easy | | Convert.Guru | Web browser | Extract text from SOR files, preview functionality | Free | Very easy | | Fiberizer Cloud | Web browser | Generate PDF reports with embedded traces, cloud storage, batch analysis | Free with registration | Easy | | EXFO FastReporter | Windows desktop | Batch PDF generation, advanced analysis, multiple measurement types | Paid / trial available | Moderate | | VeEX Fiberizer Desktop | Windows desktop | Generate PDF reports from built-in templates, custom thresholds | Free download | Moderate | | Psiber Data eXport | Windows desktop | Export to CSV or PDF, supports *.SOR import | Paid | Moderate | | Sor-Viewer (GitHub) | Web browser / Node.js | Open source online viewer, browser‑based | Free | Requires technical setup |

If you have 20 SOR files from a campus ring, you need batch PDF generation. The best online link allows ZIP upload and outputs a ZIP of PDFs.

An OTDR SOR file (Standard OTDR Record) is a data file that stores results from fiber optic cable tests. When an OTDR device sends optical pulses into a fiber and analyzes the returning signals, it produces critical measurements of events like along a cable. This binary format is strictly defined by the Telcordia SR-4731 standard (formerly known as Bellcore), which governs how OTDR instruments format and store their test results.

After testing over a dozen online tools, the most reliable, private, and free converter is:

Choose your preferred layout options, such as including thresholds, thresholds compliance, or specific trace parameters.

Converting your OTDR SOR files to PDF format makes it easy to: