nLight competitors
As of 2026-09-05, nLight's closest competitors in Photonics & Optics are InnoLight Technology, Corning Incorporated and Hamamatsu Photonics. wafergraph tracks 24 companies in Photonics & Optics; nLight is positioned as a market niche there, and the largest competitor by market cap is InnoLight Technology at $141.9B.
Data as of 2026-09-05 · peers = companies sharing nLight's primary Photonics & Optics segment in the wafergraph taxonomy · ordered by market position, then market cap
Who competes with nLight
| Competitor | Position | Country | Market cap | Revenue | Compare |
|---|---|---|---|---|---|
| InnoLight Technology | leader | China | $141.9B | $5.7B | nLight vs InnoLight Technology |
| Corning Incorporated | leader | United States | $132.9B | $15.6B | — |
| Hamamatsu Photonics | leader | Japan | $4.3B | $878M | nLight vs Hamamatsu Photonics |
| Eoptolink Technology | major | China | $80.2B | $3.7B | nLight vs Eoptolink Technology |
| Lumentum Holdings | major | United States | $79.0B | $3.0B | nLight vs Lumentum Holdings |
| Nokia | major | Finland | $56.1B | $21.5B | — |
| Coherent | major | United States | $55.2B | $7.1B | nLight vs Coherent |
| Ciena | major | United States | $45.5B | $4.8B | — |
| Sumitomo Electric Industries | major | Japan | $42.6B | $32.0B | — |
| Accelink Technologies | major | China | $20.7B | $1.8B | nLight vs Accelink Technologies |
| Furukawa Electric | major | Japan | $17.3B | $7.5B | — |
| Fabrinet | major | Thailand | $14.6B | $4.6B | nLight vs Fabrinet |
| Ayar Labs | challenger | United States | Unpriced | — | — |
| Celestial AI | challenger | United States | Unpriced | — | — |
| EFFECT Photonics | challenger | Netherlands | Unpriced | — | — |
| Lightmatter | challenger | United States | Unpriced | — | — |
| Ranovus Inc. | challenger | Canada | Unpriced | — | — |
| Applied Optoelectronics | niche | United States | $9.0B | $456M | nLight vs Applied Optoelectronics |
| POET Technologies | niche | Canada | $1.4B | $1M | nLight vs POET Technologies |
| Aeva Technologies | niche | United States | $1.1B | $18M | nLight vs Aeva Technologies |
| Avicena Tech Corp. | niche | United States | Unpriced | — | — |
| OpenLight Photonics, Inc. | niche | United States | Unpriced | — | — |
| Source Photonics | niche | United States | Unpriced | — | — |
Suppliers nLight shares with its competitors
A supplier shared across rivals is a segment-level chokepoint: if it fails, the whole peer group feels it at once.
Customers nLight shares with its competitors
Cite as: wafergraph, “nLight competitors — 23 rivals in Photonics & Optics, compared”, https://wafergraph.com/competitors/nlight (data as of 2026-09-05).
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