In this comprehensive analysis from Commmesh, we examine the root causes of the 2025–2026 fiber price surge in detail, the specific role of drone warfare, why G. 657A2 grades are hit hardest, the supply-side bottlenecks that amplified the crisis, secondary. This article provides a clear analysis of: 1. Core Drivers Behind Fiber Optic Price Increases The primary cost component in fiber optic cable manufacturing is preform material. Increased demand for ultra-low-loss fiber (G. This phenomenon is the result of multiple factors, including tight supply of optical fiber preforms (preforms), long expansion cycles for optical. See why G. 652D optical fiber prices are rising in 2025–2026, how FTTH cable budgets are affected, and what procurement teams in Europe, Latin America, Africa and the Middle East can do to manage risk. 652D fiber, bend-insensitive G. D) have risen by 40–60% since Q1 2025, with spot market prices doubling in some. This article will analyze the logic behind optical fiber price fluctuations from four dimensions: preform supply, optical fiber expansion cycles, changes in application scenarios, and expansion constraints, to help enterprise customers formulate future plans. Optical Fiber Preform Supply: A.