45-degree fiber splices offer improved signal integrity and durability over traditional splices but come with higher costs and installation complexities. Fiber optic splices are critical junctions where two optical fibers are joined to enable continuous light transmission. These connections are. The Bynet FA-45° Fiber Array features a precisely polished 45-degree angled end-face, ensuring accurate light reflection, low insertion loss, and high alignment stability. To address the critical requirements for acceleration measurement under complex conditions characterized by electromagnetic interference, strong vibration shocks, and limited installation space, this paper proposes a miniature shock-resistant Fabry-Perot (F-P) accelerometer based on 45° angled. Space saving, easily installed fiber optic sensor ends can be mounted in the tightest applications. With years of fiber optic experience, our knowledgeable team of fiber specialists understands a wide range of application solutions. The optical fiber comprises a substrate (1), an optical fiber (2) and a cover plate (3); the optical fiber covering plate is characterized in that the base plate (1) and the cover plate (3) are integrally formed, a plurality of V-shaped. PHIX Photonics Assembly offers a broad range of high quality v – g roove optical f iber a rrays for p hotonic i ntegrated c ircuit (PIC) connections.