Product Overview
The FQ2DL-MM-2LC-1M 2-Channel OM4 Multimode Expanded-Beam Fiber Optic D-Shape Receptacle is a ruggedized chassis-mount fiber optic connector designed for professional audio, live sound, broadcast, stage production, rental AV, LED displays, and other demanding applications.
The receptacle uses OM4 50/125μm multimode fiber and spherical expanded-beam optical technology with a non-physical-contact optical interface. Unlike conventional physical-contact fiber connectors, the optical fibers do not directly contact each other during mating. This design helps reduce the influence of dust, dirt, and contamination while maintaining stable optical performance during repeated connection and disconnection.
The connector features a standard D-shaped mounting design for convenient installation on compatible equipment panels and chassis. A thread-locking mechanism provides secure mechanical retention during operation and helps prevent accidental disconnection in mobile and vibration-prone environments.
The ruggedized construction provides IP67 protection and is designed for demanding field applications requiring resistance to dust, water, contamination, and mechanical stress.
Key Features
- 2-Channel OM4 Multimode:Provides two independent optical channels using OM4 50/125μm multimode fiber.
- Spherical Expanded-Beam Technology:Uses an expanded optical beam for non-physical-contact fiber transmission.
- Low Insertion Loss:Multimode insertion loss is <1.0 dB.
- Stable Optical Performance:Non-contact optical coupling helps maintain stable insertion loss during repeated mating.
- 3000+ Mating Cycles:Designed for more than 3,000 connection and disconnection cycles.
- Standard D-Shape Mounting:Designed for convenient installation on compatible equipment panels and chassis.
- Thread-Locking Mechanism:Provides secure mechanical retention during operation.
- IP67 Protection:Helps protect against dust and water in demanding environments.
- Rugged Mechanical Construction:Designed for high mechanical strength, shear resistance, bending resistance, and reduced kink sensitivity.
- Aramid Yarn Reinforcement:High-strength aramid yarn provides additional tensile reinforcement.
- Dust, Water and Contamination Resistant:Suitable for demanding professional and outdoor applications.
- Protective Dust Cap:Helps protect the optical interface from dust and contamination when not in use.
- Easy Maintenance:Expanded-beam construction supports convenient field cleaning and maintenance.
- Professional Chassis Integration:Suitable for professional audio, AV, broadcast, touring, and industrial equipment.
Expanded-Beam Optical Technology
The FQ2DL-MM-2LC-1M uses a spherical expanded-beam optical structure to transmit optical signals without direct physical contact between fiber end faces.
The optical beam is expanded before passing through the connector interface and then focused back into the receiving fiber. The enlarged optical beam helps reduce the relative influence of dust and contamination compared with conventional physical-contact fiber connectors.
The non-contact optical structure also helps reduce wear caused by repeated mating and demating, making the connector suitable for professional applications requiring frequent field connection.
D-Shape Chassis Mounting
The connector uses a standard D-shaped chassis mounting design, allowing it to be integrated into compatible equipment panels and chassis systems.
D-shape chassis mounting is commonly used for professional audio and AV connectors where secure panel installation and compact equipment integration are required.
Applications
- Professional Audio Equipment
- Digital Audio Systems
- Live Sound and Touring Systems
- Stage Production
- Broadcast and Outside Broadcast
- Rental AV Equipment
- LED Display and Video Systems
- Professional AV Equipment
- Portable Fiber Optic Systems
- Outdoor Events and Productions
- Industrial Fiber Optic Systems
- Ruggedized Fiber Optic Installations










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