Optical Isolator & Fiber Optic Isolator

The fiber optical isolator is a passive optical component in fiber optic systems to prevent the back-reflected signal light from damaging the light source or system. It utilizes the Faraday Effect of magneto-optic crystals to isolate reflected light, allowing light to travel in only one direction, while blocking light traveling in the opposite direction. . Based on fiber-coupled conditions, optical isolators are classified into 2 types: In-line Isolators and Free Space Isolators.

The optical isolator plays an important role in fiber optic systems. In industrial laser systems, optical isolators are primarily used to prevent adverse effects caused by back-reflected signal light, which may damage the laser or cause mode hopping, amplitude variations, or frequency shifts; In telecommunications networks and fiber optic amplifier systems, fiber optic isolators act as sentinels, safeguarding against signal disruptions. It can improve the stability and performance of the system, to ensure the quality of equipment.

High Power Optical Isolator Series is one of the core strength of Optizone Technology. It includes the PM Isolator, Free Space Isolator, Beam Collimated Isolator and the Isolators with hybrid. All types are available for the customized requirement.

Product	Wavelength (nm)	Power (W)	Isolation (dB)
Mini Polarization Insensitive Isolator	1550	0.5	45
Polarization Maintaining Isolator	1310/1480/1550	0.5	58
High Power Polarization Maintaining Isolator	1064	2	28
High Power Collimated Beam Output Isolator	1064	100~200	35
High Power PM Collimated Beam Output Isolator	1064	5~20	35
High Power Polarization Insensitive In-line Isolator	780	0.3	25
High Power Collimated Beam Output Isolator	1064	1000	30
High Power Polarization Insensitive In-line Isolator	1064	1~20	45
High Power Polarization Insensitive In-line Isolator	1064	200	32
High Power Polarization Maintaining In-line Isolator	1030/1064	1~50	40
High Power Compact Size In-line Isolator 2W	1064	2	30