With the rapid development of technology, the application of infrared light has become increasingly widespread in various fields. Among them, 850nm infrared LED has become a hot topic in the industry. This article will introduce the basic concepts, characteristics, and applications of 850nm infrared LED, hoping to provide a comprehensive understanding of this technology.

Introduction to 850nm Infrared LED

850nm infrared LED refers to an infrared light-emitting diode with a peak emission wavelength of 850nm. It is a kind of semiconductor light-emitting device that converts electrical energy into light energy. Due to its unique wavelength and excellent performance, 850nm infrared LED has been widely used in various fields, such as remote control, biometric identification, and medical equipment.

Characteristics of 850nm Infrared LED

Compared with other infrared LEDs, 850nm infrared LED has the following characteristics:

• Longer wavelength: The longer the wavelength, the stronger the penetration ability of the infrared light. 850nm infrared LED can penetrate dust, fog, and other obstacles more easily, which is beneficial for long-distance transmission.
• Higher brightness: The brightness of 850nm infrared LED is higher than that of other infrared LEDs, which can ensure the stability of the signal transmission distance and improve the anti-interference ability.
• Better heat dissipation: 850nm infrared LED has better heat dissipation performance, which can reduce the risk of overheating and extend the service life of the product.
• Lower cost: The production cost of 850nm infrared LED is relatively low, which is conducive to large-scale production and application.

Applications of 850nm Infrared LED

850nm infrared LED has a wide range of applications in various fields. The following are some typical applications:

Remote Control

Remote control is one of the most common applications of 850nm infrared LED. By using 850nm infrared LED, remote control devices can achieve long-distance transmission and stable signal reception, which is particularly suitable for home appliances, audio and video equipment, and other fields.

Biometric Identification

Biometric identification technology has become an important means of security authentication. 850nm infrared LED can be used to capture the unique features of human faces, fingerprints, and other biometric information, which can effectively prevent identity theft and ensure the safety of personal information.

Medical Equipment

In the medical field, 850nm infrared LED can be used for medical imaging, temperature measurement, and other applications. It has the advantages of high accuracy, fast speed, and non-invasive, which can greatly improve the quality of medical diagnosis and treatment.

Security Monitoring

Security monitoring is another important application of 850nm infrared LED. By using 850nm infrared LED, security cameras can achieve 24-hour monitoring and real-time transmission of video signals, which can effectively prevent and crack down on various crimes.

Smart Home

With the development of smart home technology, 850nm infrared LED has become an essential component of smart home systems. It can be used for remote control of smart home appliances, security monitoring, and other applications, which can greatly improve the convenience and comfort of people's lives.

Conclusion

In conclusion, 850nm infrared LED has excellent performance and wide application prospects. With the continuous optimization of technology and the expansion of application fields, 850nm infrared LED will play a more significant role in the future development of the industry.