特性 插入损耗低 隔离度高 功率处理能力强 回波损耗高 环境稳定性和可靠性好 Specifications Parameter Unit Value Center Wavelength (λc) nm 1064 or specified Typ. Peak Isolation dB 35 Min. Isolation at 23 ℃, λc all polarization states dB 28 Max. Insertion Loss at 23 ℃, λc dB 0.5 Max. Polarization Dependent Loss dB 0.1 M2 Degradation % < 10 Beam Roundness % > 90 Min. Return Loss dB 50 Max. Average Optical Power W 25 Max. Peak Power for ns pulse kW 10 Max. Tensile Load N 5 Fiber Type (Input port) - Nufern LMA-GDF-20/130-M, NA: 0.08/0.46 Fiber Type (Output port) - Free Space Nominal Output Beam Diameter (1/e2) mm 7 ± 0.5 Operating Temperature ℃ + 10 to + 50 Storage Temperature ℃ 0 to + 60