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光通訊產品 準直鏡/準直器

保偏光纖準直器

保偏光纖準直器

DETAIL
由保偏光纖尾纖和自聚焦透鏡或C透鏡精確定位封裝而成，可將光纖傳輸出射光變成平行光束（高斯光束），或將外界的平行光聚焦耦合進入光纖內。它可以單只使用，在要求位置達到指定尺寸光斑；也可以配對使用，在一對準直器中間加入濾波片、隔離器等其它光學元件，達到客戶使用目的。在光學相干檢測為基礎的干涉式光纖感測器中，使用保偏光纖能夠保證偏振方向不變，提高干訊噪比，以實現對物理量的高精度測量。在製作保偏器件連接頭時，貓眼的連接軸方向和鍵槽光纖芯連接軸方向一致，也稱為慢軸對準；兩線垂直時，為快軸對準。



 
  • 產品參數
固定工作距離保偏光纖準直器
Wavelength Bandwidth WD Waist Beam Divergence Angle Package Extinction Ratio Insert Loss Return Loss Mode-Field Diameter Fiber Type
633nm ±20nm 100mm 0.39mm 2.6mrad Ø3.4mm*L14mm ≥20dB ≤0.5dB ≥55dB 4.5±0.5um Nufern
PM630
±20nm 300mm 0.85mm 1.0mrad Ø3.4mm*L14mm ≥20dB ≤0.5dB ≥55dB
±20nm 1000mm 1.32mm 0.7mrad Ø4.0mm*L20mm ≥20dB ≤0.5dB ≥55dB
780nm ±20nm 100mm 0.41mm 2.4mrad Ø3.4mm*L14mm ≥20dB ≤0.5dB ≥55dB 5.2±1.0um Nufern
PM780
±20nm 300mm 0.75mm 1.3mrad Ø3.4mm*L14mm ≥20dB ≤0.5dB ≥55dB
±20nm 1000mm 1.55mm 0.7mrad Ø4.0mm*L20mm ≥20dB ≤0.5dB ≥55dB
850nm ±20nm 100mm 0.37mm 3.0mrad Ø3.4mm*L14mm ≥20dB ≤0.5dB ≥55dB
±20nm 300mm 0.97mm 1.1mrad Ø3.4mm*L14mm ≥20dB ≤0.5dB ≥55dB
±20nm 1000mm 1.51mm 0.75mrad Ø4.0mm*L20mm ≥20dB ≤0.5dB ≥55dB
980nm ±20nm 100mm 0.50mm 2.5mrad Ø3.4mm*L14mm ≥20dB ≤0.35dB ≥55dB 6.6±0.5um Nufern
PM980
±20nm 300mm 0.96mm 1.3mrad Ø3.4mm*L14mm ≥20dB ≤0.35dB ≥55dB
±20nm 1000mm 1.48mm 0.87mrad Ø4.0mm*L20mm ≥20dB ≤0.35dB ≥55dB
1064nm ±20nm 100mm 0.51mm 2.7mrad Ø3.4mm*L14mm ≥20dB ≤0.35dB ≥55dB
±20nm 300mm 0.9mm 1.5mrad Ø3.4mm*L14mm ≥20dB ≤0.35dB ≥55dB
±20nm 1000mm 1.43mm 0.95mrad Ø4.0mm*L20mm ≥20dB ≤0.35dB ≥55dB
1310nm ±20nm 100mm 0.4mm 4.2mrad Ø3.4mm*L14mm ≥20dB ≤0.35dB ≥55dB 9.3±0.5um Corning
PM1300
±20nm 300mm 0.8mm 2.1mrad Ø3.4mm*L14mm ≥20dB ≤0.35dB ≥55dB
±20nm 1000mm 1.2mm 1.4mrad Ø4.0mm*L20mm ≥20dB ≤0.35dB ≥55dB
1550nm ±20nm 100mm 0.45mm 4.4mrad Ø3.4mm*L14mm ≥20dB ≤0.35dB ≥55dB 10.1±0.5um Corning
PM1550
±20nm 300mm 0.86mm 2.3mrad Ø3.4mm*L14mm ≥20dB ≤0.35dB ≥55dB
±20nm 1000mm 1.3mm 1.5mrad Ø4.0mm*L20mm ≥20dB ≤0.35dB ≥55dB

工作距離可調保偏光纖準直器
Wavelength Bandwidth WD Waist Beam Divergence Angle Package Extinction Ratio Output Loss Return Loss Mode-Field Diameter Fiber Type
633nm ±20nm 0-100mm 0.39mm 2.6mrad Ø3.4mm*L14mm ≥18dB ≤0.5dB ≥55dB 4.5±0.5um PM630-HP
780nm ±20nm 0-100mm 0.39mm 2.6mrad Ø3.4mm*L14mm ≥18dB ≤0.5dB ≥55dB 5.2±1.0um PM780-HP
±20nm 0-350mm 1.05mm 0.95mrad Ø3.4mm*L14mm ≥18dB ≤0.5dB ≥55dB
850nm ±20nm 0-100mm 0.37mm 3.0mrad Ø3.4mm*L14mm ≥18dB ≤0.5dB ≥55dB
±20nm 0-350mm 1.02mm 1.1mrad Ø3.4mm*L14mm ≥18dB ≤0.5dB ≥55dB
980nm ±20nm 0-350mm 0.99mm 2.5mrad Ø3.4mm*L14mm ≥20dB ≤0.35dB ≥55dB 6.6±0.5um PM980-XP
±20nm 50-8500mm 1.54mm 1.3mrad Ø4.0mm*L14mm ≥20dB ≤0.35dB ≥55dB
1064nm ±20nm 0-350mm 1.0mm 2.7mrad Ø3.4mm*L14mm ≥20dB ≤0.35dB ≥55dB
±20nm 50-8500mm 1.6mm 1.5mrad Ø4.0mm*L14mm ≥20dB ≤0.35dB ≥55dB
1310nm ±20nm 0-350mm 0.81mm 4.2mrad Ø3.4mm*L14mm ≥20dB ≤0.35dB ≥55dB 9.3±0.5um PM1300-XP
±20nm 50-8500mm 1.27mm 2.1mrad Ø4.0mm*L14mm ≥20dB ≤0.35dB ≥55dB
1550nm ±20nm 0-350mm 0.92mm 4.4mrad Ø3.4mm*L14mm ≥20dB ≤0.35dB ≥55dB 10.1±0.5um PM1550-XP
±20nm 50-8500mm 1.45mm 2.3mrad Ø4.0mm*L14mm ≥20dB ≤0.35dB ≥55dB
註1: 消光比值未計算連接頭，增加連接頭後，消光比減小 2 dB
註2:出射損耗未計算連接頭，增加連接頭後，出射損耗增加 0.15 dB（不考慮對接損耗）

 
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