There are a couple pieces of test equipment need for a fiber optic tech to be successful - Fiber Instrument Sales
2Pcs Visual Fault Locator 30mW 30KM +SC/LC+FC/LC Adapter Kit, Single Mode 9/125um Adapter, Red Light Fiber Optic Cable Tester Meter for CATV Telecommunications Engineering Maintenance (Green+Purple) : Amazon.co.uk: Computers & Accessories
Visual Fault Locator (VFL), Red Light Pen 10mW Fiber Optic Cable Tester Meter with 2.5mm Connector for Fiber Fault Finding, Up to 10KM: Amazon.co.uk: Stationery & Office Supplies
SENKO SMART CHECKER FIBRE FAULT LOCATOR Visible light source, 650nm, for SC, ST, FC connectors
Visual Fault Locator 30mW 30km Red Light Pen Fiber Optic Cable Tester Meter UK | eBay
1mW Fibre Optic Visual Fault Locator, 650nm-20nm
Mills Fibre Optic Visual Fault Locator 1mW -Mills Ltd - London's Leading Supplier Of Structured Cabling & Specialist Tooling -
How to choose fiber optic visual fault locators? – Fosco Connect
2PCS Visual Fault Locator + FC/LC Connector Kit 30mW 30KM, VFL Include Single Mode 9/125um FC Male to LC Female Adapter, Red Fiber Light Pen for Network Fiber Cable Test, Fiber Optic
30mW Visual Fault Locator Fiber Optic Cable Test Red Laser Light 5-30KM Pen Type | eBay
Visual Fault Locator (VFL), Red Light Pen 10mW Fiber Optic Cable Tester Meter with 2.5mm Connector for Fiber Fault Finding, Up to 10KM: Amazon.co.uk: Stationery & Office Supplies
Visual Fault Locator (VFL), Red Light Pen 10mW Fiber Optic Cable Tester Meter with 2.5mm Connector for Fiber Fault Finding, Up to 10KM: Amazon.co.uk: Stationery & Office Supplies