With the rapid development of technology, infrared light has become an indispensable part of various industries. Among them, 850nm infrared light has been widely used due to its unique advantages. This article will introduce the characteristics, applications, and future prospects of 850nm infrared light in the industry.

Introduction to 850nm Infrared Light

850nm infrared light refers to the light with a wavelength of 850 nanometers in the infrared spectrum. It is located in the near-infrared region, which is close to the visible light spectrum. Compared with other wavelengths of infrared light, 850nm infrared light has the following advantages:

• High transmission efficiency: 850nm infrared light can pass through various materials, such as glass, plastic, and water, with high transmission efficiency.
• Low cost: The manufacturing cost of 850nm infrared light devices is relatively low, which is conducive to its popularization and application.
• Low energy consumption: 850nm infrared light devices have low power consumption, which is conducive to energy conservation and environmental protection.

Applications of 850nm Infrared Light in the Industry

850nm infrared light has been widely used in various industries due to its unique advantages. The following are some typical applications:

1. Consumer Electronics

In the field of consumer electronics, 850nm infrared light is mainly used in the following aspects:

• Remote control: 850nm infrared light is used in remote control devices, such as TVs, air conditioners, and audio equipment, to achieve wireless control.
• Camera: 850nm infrared light is used as an auxiliary light source for cameras, which can improve the shooting effect in low-light environments.
• Scanner: 850nm infrared light is used in barcode scanners, which can quickly scan and identify barcodes.

2. Security and Surveillance

850nm infrared light has been widely used in security and surveillance due to its excellent performance:

• Security cameras: 850nm infrared light is used as an auxiliary light source for security cameras, which can ensure the normal operation of cameras in low-light environments.
• Perimeter defense: 850nm infrared light can be used for perimeter defense systems, which can detect and alarm illegal intrusion in real-time.

3. Automotive Industry

In the automotive industry, 850nm infrared light has the following applications:

• Reverse camera: 850nm infrared light is used as an auxiliary light source for reverse cameras, which can improve the visibility of the vehicle's rearview during driving at night.
• Auto-focus system: 850nm infrared light is used in the auto-focus system of vehicles, which can quickly and accurately focus on the target.

4. Medical Industry

850nm infrared light has also been applied in the medical industry:

• Thermography: 850nm infrared light is used in thermography, which can detect the temperature distribution of the human body and identify diseases in time.
• Phototherapy: 850nm infrared light can be used for phototherapy, which can promote tissue regeneration and relieve pain.

Prospects of 850nm Infrared Light

With the continuous development of technology, the application of 850nm infrared light will be more extensive in the future. The following are some prospects:

• High-definition imaging: With the improvement of infrared image sensor technology, 850nm infrared light will be used more extensively in high-definition imaging applications.
• Biometric identification: 850nm infrared light can be used for biometric identification, which has higher accuracy and security.
• Environmental protection and energy-saving: As a green and energy-saving technology, 850nm infrared light will be more extensively applied in various fields to promote the sustainable development of society.

In conclusion, 850nm infrared light has unique advantages and wide application prospects. With the continuous development of technology, its application will be more extensive, and it will play a more significant role in promoting the development of various industries.