Optical loss test kits
EXFO’s optical loss test sets (OLTSs) are available in dedicated handheld instruments and platform-based modules to suit various network architectures and test requirements.![fot-300_1-snippet.jpg](/contentassets/6995c3f468e544e7afa4d40cc1ab1d84/fot-300_1-snippet.jpg?rxy=0.5,0.5&width=568&height=438&rmode=crop)
FOT-300 - Optical loss test set
Offers up to three singlemode or two multimode wavelengths on a single port and transmits with a wavelength-identification digital encrypted protocol, allowing any compatible unit to automatically use the proper calibration parameters.
![fot-600_1-snippet.jpg](/contentassets/87342e56feca40c08bfe1d8faec53787/fot-600_1-snippet.jpg?rxy=0.5,0.5&width=568&height=438&rmode=crop)
FOT-600 - Optical loss test set
Part of EXFO’s 600 handheld series, which includes the FPM-600 Power Meter and the FLS-600 Light Source, the FOT-600 Optical Loss Test Set is the ideal tool for network-link qualification.
![ftbx-945-icert_1-snippet.jpg](/contentassets/2533d88b18c34ce78604ab967db0ba67/ftbx-945-icert_1-snippet.jpg?rxy=0.5,0.5&width=568&height=438&rmode=crop)
FTBx-945 Fiber Certifier OLTS
OLTS test module for data center and enterprise Tier 1 fiber certification.
![ftb-2-pro_ftbx-940-945-telco-olts_2000x1667-snippet.jpg](/contentassets/09cdec7dd4b342fbb566afd1483e0f34/ftb-2-pro_ftbx-940-945-telco-olts_2000x1667-snippet.jpg?rxy=0.5,0.5&width=568&height=438&rmode=crop)
FTBx-945 Telco OLTS
Multifunction optical loss test set (OLTS) for the FTB-2 and FTB-2 PRO platforms
![maxtester-940-945_fiber-certifier-olts_snippet.jpg](/contentassets/818ca8a9cdf740669c0f9547fd9e6f52/maxtester-940-945_fiber-certifier-olts_snippet.jpg?rxy=0.5,0.5&width=568&height=438&rmode=crop)
MaxTester 945 - fiber certifier OLTS
Optimized for Tier-1 fiber certification (data center, enterprise) and designed to help installation contractors, network engineers and IT maintenance technicians achieve faster, first-time-right-system acceptance
![maxtester-940-945_telco-olts_snippet.jpg](/contentassets/0f500fcc41314560b7fb678b69565b54/maxtester-940-945_telco-olts_snippet.jpg?rxy=0.5,0.5&width=568&height=438&rmode=crop)
MaxTester 945 - Telco OLTS
First tablet-inspired, multifunction optical loss test set (OLTS) delivering insertion loss, optical return loss and fiber length measurements at two wavelengths in five seconds via fully automated bidirectional FasTesT™ analysis.
![lxm-pxm_2000x1652_snippet.jpg](/contentassets/2b2c9279496b4b6f9e4901741e4f5d7b/lxm-pxm_2000x1652_snippet.jpg?rxy=0.5,0.5&width=568&height=438&rmode=crop)
PXM/LXM - MPO optical loss test set (OLTS)
Tier-1 MPO-12 fiber certification power meter and light source kit with fastest loss and length measurement based on certification standards for single or multimode fibers.