---
product_id: 18272814
title: "Portable Optical Light Source/Fiber optical Meter Tester JW3111 650/1310/1550nm"
brand: "joinwit"
price: "FREE"
currency: PLN
in_stock: false
category: "Tools"
url: https://www.desertcart.pl/products/18272814-portable-optical-light-source-fiber-optical-meter-tester-jw3111-650
store_origin: PL
region: Poland
---

# Portable Optical Light Source/Fiber optical Meter Tester JW3111 650/1310/1550nm

**Brand:** joinwit
**Price:** FREE
**Availability:** ❌ Out of Stock

## Quick Answers

- **What is this?** Portable Optical Light Source/Fiber optical Meter Tester JW3111 650/1310/1550nm by joinwit
- **How much does it cost?** FREE with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.pl](https://www.desertcart.pl/products/18272814-portable-optical-light-source-fiber-optical-meter-tester-jw3111-650)

## Best For

- joinwit enthusiasts

## Why This Product

- Trusted joinwit brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Description

Portable Optical Light Source/Fiber optical Meter Tester JW3111 650/1310/1550nm. 
Note:The price here is only for JW3111, 650/1310/1550nm Three Wavelengthes 
INTRODUCT: 
JW3111 optical light source is a handheld optical light source, newly released in 2007. It can provide 1 
to 6 wavelengths output to satisfy specific requirements including the 650nm visible light source and 
the 1310/1550nm wavelengths for single mode fiber or the 850/1300nm wavelengths for multimode fiber, as 
well as other wavelengths according to customer’s needs. Together with the JW3211 optical power meter, 
it is a perfect solution for fiber optic network applications. 
Features 
Provides 1~6 wavelengths output which can be optional according to customers’ needs 
CW, 2Hz modulation output at 650nm, and CW, 270Hz,1KHz,2KHz modulation output at other wavelengths. 
High stability of the output power 
Stable output wavelength 
Backlight LCD display supports night operation 
Low battery power indication 
Applications 
Maintenance in Telecom 
Maintenance CATV 
Test Lab of optical fibers 
Other Fiber Optic Measurements

## Features

- Portable Optical Light Source/Fiber optical Meter Tester JW3111 650/1310/1550nm
- ›See more product details

## Images

![Portable Optical Light Source/Fiber optical Meter Tester JW3111 650/1310/1550nm - Image 1](https://m.media-amazon.com/images/I/41GKZ04d6qL.jpg)

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**Shop now:** [https://www.desertcart.pl/products/18272814-portable-optical-light-source-fiber-optical-meter-tester-jw3111-650](https://www.desertcart.pl/products/18272814-portable-optical-light-source-fiber-optical-meter-tester-jw3111-650)

---

*Product available on Desertcart Poland*
*Store origin: PL*
*Last updated: 2026-05-07*