In telecommunications, tunable optics are the components that facilitate the manipulation of the wavelength of light used in a communication system. These optics can adjust the wavelength on demand. Types of tunable optics include tunable lasers, tunable filters, and tunable optical amplifiers. These are the building blocks of tunable optical transceivers.
What Kinds of Tunable Optics Are There?

Tunable optics are important components in modern optical networks, offering flexibility and efficiency by allowing dynamic adjustments to properties like wavelength or frequency. These optics enable optimized data transmission and improved bandwidth utilization, especially in high-capacity systems. There are several types of tunable optics commonly used in telecommunications, including lasers, filters, amplifiers, and transceivers, each serving a specific purpose
Tunable Lasers
Tunable lasers are among the most common tunable optics in fiber optic systems. They emit light at varying wavelengths, enabling them to adjust to different channels within a network and optimize fiber usage, particularly in Dense Wavelength Division Multiplexing (DWDM) systems. These lasers are essential in high-performance networks where bandwidth flexibility is a must.
Tunable Filters
Tunable optical filters select specific wavelengths of light and block others, improving signal quality and bandwidth management. Tunable filters allow for better control of data flow by optimizing the wavelength selection to reduce interference and improve the clarity of the signal. These filters are often used in systems that require high precision and adaptability.
Tunable Optical Amplifiers
Optical amplifiers are used to boost the strength of optical signals as they travel over long distances. Tunable optical amplifiers can be adjusted to different wavelengths, providing greater flexibility for amplifying signals across a wide range of frequencies. These amplifiers are essential in long-distance telecommunications and data transmission, ensuring that signals remain strong and clear across the entire network.
Tunable Optical Transceivers

Tunable optical transceivers are devices that both transmit and receive data over fiber optic networks. Their ability to adjust to different wavelengths of light sets them apart from fixed-wavelength fiber optic transceivers. As data demand increases, tunable optical transceivers have become essential components that help enable more efficient and adaptable network solutions.
Some examples of SPF tunable optical transceiver modules are:
1/10G DWDM Tunable
- EO-SFP1G-C-TNBL-C – 1 Gbps, Commercial temp (0°C to 70°C)
- EO-SFP10G-C-TNBL-C – 10 Gbps, Commercial temp (0°C to 70°C)
- EO-SFP1G-C-TNBL-I – 1 Gbps, Industrial temp(-40°C to 85°C)
- EO-SFP10G-C-TNBL-I – 10 Gbps, Industrial temp (-40°C to 85°C)
100G DWDM Tunable
- EO-TQ28-ZRH – 100G SFF 0 dBm, Commercial temp (0°C to 70°C)
- EO-TQ28-ZRHI – 100G SFF 0 dBm, Industrial temp (-40°C to 85°C)
- EO-TQ28-ZR – 100G SFF -8 dBm, Commercial temp (0°C to 70°C)
- EO-TQ28-ZRI – 100G SFF -8 dBm, Industrial temp (-40°C to 85°C)
- EO-TQ28-ZRH-C – 100G CMIS 0 dBm, Commercial temp (0°C to 70°C)
- EO-TQ28-ZRHI-C – 100G CMIS 0 dBm, Industrial temp (-40°C to 85°C)
- EO-TQ28-ZR-C – 100G CMIS -8 dBm, Commercial temp (0°C to 70°C)
- EO-TQ28-ZRI-C – 100G CMIS -8 dBm, Industrial temp (-40°C to 85°C)
400G DWDM Tunable
- EO-QDD56-ZR – 400G ZR -10 dBm OIF, Commercial temp (0°C to 70°C)
- EO-QDD56-ZRP – 400G ZR+ -10 dBm Open ZR+, Commercial temp (0°C to 70°C)
- EO-QDD56-ZRPH – 400G ZR+ 0 dBm Open ZR+, Commercial temp (0°C to 70°C)
- EO-QDD56-ZRPH4 – 400G ZR+ 4 dBm Open ZR+, Commercial temp (0°C to 70°C)
Why Are Tunable Optics on the Rise?
Tunable optics are gaining momentum due to the growing demands for higher data rates, improved scalability, and more efficient use of existing fiber infrastructure. As the telecommunications, multi-service operator (MSO), and data center industries continue to expand, the need for adaptable and flexible network solutions is increasing.
Are Tunable Optics What You’re Looking For?
Not sure which tunable optics are best for your company? Equal Optics is at the forefront of enabling the telecom industry to embrace the future with our 5G enablement services. We offer state-of-the-art tunable amplifiers, filters, lasers, and transceivers to help you optimize your network and enhance the performance of your infrastructure.
Explore telecom products from Equal Optics today, and discover how tunable optics can enhance your company’s network capabilities.
