Chroma Technology Corp. Email Format

Biotechnology ResearchVermont, United States51-200 Employees

Chroma Technology Corp. is a U.S.-based manufacturer of high-precision optical filters produced with thin-film sputtered coatings. Its offerings include long-pass, short-pass, and multi-bandpass filters, notch and neutral density filters, beamsplitters, and reflective mirrors, covering wavelengths from 200 to 5000 nanometers. The filters are designed to maximize transmission while suppressing unwanted wavelengths, supporting high signal-to-noise ratios across diverse applications, and are backed by durable coatings with an industry-leading lifetime warranty.

All manufacturing occurs in the United States, with worldwide distribution and sales support, and the company offers off-the-shelf, custom, and high-volume production. Founded in 1991 as a 100% employee-owned company and certified as a B-Corp, Chroma is based in Bellows Falls, Vermont, and serves customers across many industries with technical and application support. In January 2026, it announced the sale of its subsidiary 89 North to Oxxius SA.

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