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

ParameterUnitSpecifications
Operating Wavelengthnm1310±30, 1550±30, 1310/1550±30 or 980/1550±30
Number of FiberDual FiberMulti Fiber
GradePAPA
Transmission Insertion LossdBTyp.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 FibersdB≤ 0.282)≤ 0.402)≤ 0.402)≤ 0.502)
Return LossdB≥ 60≥ 60≥ 60≥ 60
Beam Diametermm≤ 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 DimensionsmmØ1.8(OD) Lens (Standard):
A=4×10 gold plated SS tube
B=3.2×10 Gold plated SS tube
C=2.4×10 SS tube (Gold plated optional)
D=2.78×10 Glass tube or custom size

Ø1.0(OD) Lens (Min-size):
E=2.8×10 SS tube (Gold plated optional)
F=2.0×7 Glass tube
G=1.4×6 Gold plated SS tube
H=1.2×7 Glass tube

Ø1.8(OD) Lens (Standard):
B=3.2×10 Gold plated SS tube
C=2.4×10 SS tube (Gold plated optional)
D=2.78×10 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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