SCTX3Y-V-05R DAS sensing optical cable designed specifically for micro vibration optical fiber sensing systems. It is protected with a double-layer stainless steel armored sheath and has high-performance tensile, compressive, anti torsion, anti mouse bite, anti knife cutting, waterproof, moisture-proof, soft and tough characteristics, suitable for various harsh usage environments. The optical cable adopts an enhanced vibration sensitivity design, suitable for zone and positioning vibration sensing systems.