Description

Technical Parameters

Product description

OTDR (Optical Time Domain Reflectometer) is a technology used to detect signal reflection and loss in fiber optic communication links. The FWDM OTDR 1625nm is a filter component used to filter out non 1625nm wavelength optical signals, suitable for FWDM technology, which is a technology that can transmit multiple wavelength optical signals in a single fiber. By using the OTDR FWDM 1625 component, we can filter out signals of other wavelengths during testing and focus only on signals of the target wavelength, improving measurement accuracy and precision.

Applications

● Optical amplifiers
● CATV
● OTDR

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Product Specifications

Wavelength	TX1625 RX1310/1490/1550nm	Technology	TFF (Thin Film Filter)
Passband	1600~1670nm	Reflection	1260~1580
Passband ripple	≤0.30dB	IL @ Passband	≤0.60dB
Reflection band ripple	≤0.20dB	IL @ Reflection	≤0.40dB
Transmission isolation (adj channel)	≥30dB	Transmission isolation (non-adj channel)	≥50dB
Reflection isolation	≥15dB	Polarization dependent loss	≤0.1dB
Polarization mode dispersion	≤0.2ps	Thermal Stability	≤0.005N
Directivity	≥50dB	Return loss	≥45dB
Optical power handling	≤500mW	Temperature	Operating -40 to 85°C Storage -40 to 85°C
Fiber type	SMF-28e	Package dimension	Steel ∮5.5 x L34mm ABS 902010nm

Note.
1) All the specifications are based on the devices without connectors, and guaranteed over wavelength, polarization and temperature.
2) PMD and chromatic dispersion values are guaranteed by design.
3) Specifications are subject to change without notice

Ordering information

FW	- Package	-Connector Type	U/A	-1625	-Fiber Type	-Fiber Length
	S: Steel	0: No connector	U: UPC		9: 0.9mm Fiber	005: 0.5+/-0.1m
	B:ABS BOX	1: LC	A: APC		20:2.0mm	01: 1.0+/-0.1m
	Others	2: SC			30:2.0mm	others
		3: FC			Others
		4: Others

FAQ

Q: What is the function of a FWDM OTDR 1625nm?

A: The function of a OTDR 1625 filters is to allow the transmission of multiple optical signals through a single fiber optic cable, thus increasing the efficiency and speed of data transmission in a network.

Q: What is an OTDR and how does it work?

A: An OTDR (Optical Time Domain Reflectometer) is a device that uses optical pulses to measure the length, attenuation, and loss characteristics of a fiber optic cable. It sends out a high-powered laser pulse into the fiber and then measures the reflected light to determine the condition of the cable.