Best Optical Interconnects Newsletters in 2026

NewsletterFIT tracks 4 newsletters that cover Optical interconnects as a primary topic, 3 of them with posts in the last 90 days. By publicly shown subscriber count, the largest are PhotonCap (11K) and Fabian's Substack (4K).

Updated Nov 15, 2026 · sorted by publicly shown subscribers · methodology

  1. 1
    PhotonCap11K subscribers

    SubstackWeekly · last post 22 days ago

    Seeing tech through a different wavelength. Photonics & semiconductor research

    Likely audience: Semiconductor industry analysts

  2. 2
    Fabian's Substack4K subscribers

    Substacklast post Jun 26, 2026

    From recent posts: Fabian's Substack publishes weekly technical analysis on semiconductor earnings, optical networking infrastructure, and telecom equipment M&A alongside occasional career reflections. The content targets investors and…

    Likely audience: Network engineers

  3. 3

    SubstackDaily · last post 10 days ago

    From recent posts: ChipPub covers semiconductor industry developments, including roadmaps for DRAM and NAND flash technology, consolidation in optical interconnects via semiconductor M&A, advanced packaging and thermal management for…

    Likely audience: semiconductor industry analysts

  4. 4

    SubstackDaily · last post 9 days ago

    From recent posts: Lumentum announced a merger with Marvell, exchanging shares to integrate optical components into system architecture design, following a record-breaking quarter with significant revenue and margin growth. The deal shift…

    Likely audience: Investors analyzing semiconductor M&A

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