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TOP360-LS35 Dual Wavelength Optical Light Source Fiber Tester

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SKYCOM TOP360-LS35 is a stable optical light source for insertion-loss testing of fibers and optical devices. The LS35 version outputs 1310 nm and 1550 nm from one port and integrates an optical isolator to improve output stability. Automatic wavelength identification helps reduce setup errors, while selectable 270 Hz, 1 kHz and 2 kHz modulation supports signal recognition during testing. The original product data also lists an optional 650 nm VFL, dual AA-battery/USB power, 10-minute auto-off mode, 174×82×38 mm size and 150 g weight for field use.
  • TOP360-LS35

  • SKYCOM

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Overview

A stable light source is the foundation of accurate fiber testing. The SKYCOM TOP360-LS35 optical light source provides 1310nm and 1550nm optical output for insertion-loss testing of fiber optics or optical devices.

The instrument uses a built-in optical isolator for stable output, automatic wavelength identification to reduce manual setup errors and selectable modulation at 270Hz, 1kHz and 2kHz for signal recognition during testing.

The LS35 is designed as a lightweight, field-ready tester. A soft rubberized housing improves grip and impact resistance, while three AA batteries and a Micro USB interface provide two power-supply modes. Auto power-off after ten minutes can be canceled when longer continuous operation is required.

An optional 650nm VFL is listed for visible fault tracing. The product page also lists related TOP360-LS345 and TOP360-LS83 configurations, so the original multi-model specification table is preserved below without changing the parameter values.

Features

  • 1~3 wavelengths output from one port.

  • High stabilization, build in optic isolator.

  • 270, 1000, 2000Hz modulation wave.

  • Auto wave ID output.

  • Energy save mode.

  • Soft rubberized housing for field handling.

  • Dual power modes using AA batteries or USB.

Main Characteristic

Model

TOP360-LS35

TOP360-LS345

TOP360-LS83

Output Wavelength (nm)

1310+1550

1310+1490+1550

850+1300

Output Power

- 5 dBm ±0.5dBm

- 5 dBm ±0.5dBm

- 5 dBm ±0.5dBm

Laser Type

850nm,1300nm,1310nm,1550nm@FP;1490nm,1625nm@DFB

850nm,1300nm,1310nm,1550nm@FP;1490nm,1625nm@DFB

850nm,1300nm,1310nm,1550nm@FP;1490nm,1625nm@DFB

Modulation Wave(Hz)

270,1K,2K

270,1K,2K

270,1K,2K

VFL(Optional)

Wavelength

650nm ± 20nm

650nm ± 20nm

650nm ± 20nm

Output Power

> 10 mW

> 10 mW

> 10 mW

Test Distance

8-10 km

8-10 km

8-10 km

Other Items

Auto Power Off

No operation in 10 minutes (can be canceled), Low battery energy

No operation in 10 minutes (can be canceled), Low battery energy

No operation in 10 minutes (can be canceled), Low battery energy

Power Supply

3*AA Battery/USB

3*AA Battery/USB

3*AA Battery/USB

Net Test

RJ-45 and RJ-11(Optional)

RJ-45 and RJ-11(Optional)

RJ-45 and RJ-11(Optional)

Size

174*82*38mm

174*82*38mm

174*82*38mm

Weight

150g

150g

150g

Applications

  • Insertion-loss testing of fibers and optical devices.

  • FTTH deployment and access-network acceptance testing.

  • Telecom maintenance requiring stable 1310/1550nm reference light.

  • CATV verification and compatible optical-network troubleshooting.

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