美国AC Photonics Inc. 准直仪 光准直仪 单模准直器 单模多光纤准直器
单模多光纤准直器
准直器是用来缩小光束的装置,使光束的空间横截面更小;或者用来聚焦一束光并重新引导它,使它对准不同的方向,使其平行/准直。 特性 低插入损耗 低背反射 高环境稳定性 宽工作波长 紧凑的尺寸 优异的环境机械稳定性 应用程序 光纤实验室使用 激光束准直 光纤到光纤耦合 局域网 有线电视系统 用户环路 纤维仪器 产品规格Parameter | Unit | Specifications | |||
---|---|---|---|---|---|
Operating Wavelength | nm | 1310±30, 1550±30, 1310/1550±30 or 980/1550±30 | |||
Number of Fiber | Dual Fiber | Multi Fiber | |||
Grade | P | A | P | A | |
Transmission Insertion Loss | dB | Typ.1): 0.20 Max.: ≤0.28 | Typ.1): 0.30 Max.: ≤0.40 | Typ.1): 0.30 Max.: ≤0.40 | Typ.1): 0.40 Max.: ≤0.50 |
Reflection Loss Between Two Fibers | dB | ≤ 0.282) | ≤ 0.402) | ≤ 0.402) | ≤ 0.502) |
Return Loss | dB | ≥ 60 | ≥ 60 | ≥ 60 | ≥ 60 |
Beam Diameter | mm | ≤ 0.45 (Ø1.8 Lens) ≤ 0.35 (Ø1.0 Lens) | ≤ 0.50 | ||
Operating Temperature | °C | - 20 to +75 | |||
Storage Temperature | °C | - 40 to +85 | |||
Package Dimensions | mm | Ø1.8(OD) Lens (Standard): A=4x10 gold plated SS tube B=3.2x10 Gold plated SS tube C=2.4x10 SS tube (Gold plated optional) D=2.78x10 Glass tube or custom size Ø1.0(OD) Lens (Min-size): E=2.8x10 SS tube (Gold plated optional) F=2.0x7 Glass tube G=1.4x6 Gold plated SS tube H=1.2x7 Glass tube | Ø1.8(OD) Lens (Standard): B=3.2x10 Gold plated SS tube C=2.4x10 SS tube (Gold plated optional) D=2.78x10 Glass tube or custom size |
Note: 1) At 10mm working distance and single wavelength. Dual wavelength IL will increase by 0.1dB. 2) At < 1mm reflection working distance (RWD) and single wavelength with 100% reflection mirror. All values referenced are without connector.
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