Laser Height Sensor for Accurate Human Height Measurement

Laser Height Sensor for Accurate Human Height Measurement

Introduction: Why Laser Technology for Height Measurement?

Accurate height measurement is essential in healthcare, sports science, industrial ergonomics, and biometric applications. Conventional tools like stadiometers and tape measures often lead to inconsistent readings due to human error or improper positioning. In contrast, a laser height sensor provides a contactless, quick, and highly precise measurement solution.

Our LDL-T laser measuring sensor uses phase-shift technology to achieve ±1mm precision and can measure up to 80m. Featuring a red Class II laser (620–690nm) that is safe for human use, it is an ideal choice for applications where accuracy, safety, and integration flexibility are paramount.

What Is a Laser Height Sensor?

A laser height sensor is designed to measure the vertical distance between a reference point (such as the floor) and a target object (a person’s head) by emitting a laser beam and analyzing the reflected signal. Unlike ultrasonic or infrared sensors, which may be affected by environmental conditions, laser sensors deliver high accuracy across different surfaces and lighting conditions.

The LDL-T laser distance measuring sensor stands out for its combination of compact design, high frequency, and precision performance, making it an excellent fit for modern automated measurement systems.

Key Advantages of Using Laser Height Sensors

1. Unmatched Accuracy and Stability

The LDL-T precision distance measurement sensor achieves ±1mm accuracy, ensuring reliable and repeatable results in clinical and biometric applications. This level of precision is crucial for health records, sports analytics, and scientific studies.

2. Contactless and Hygienic Operation

Height measurement devices often serve multiple users daily, making hygiene critical. A laser measuring sensor eliminates physical contact, reducing contamination risk while providing a faster and cleaner process than manual tools.

3. Eye-Safe Red Class II Laser

Safety is a key factor in human measurement applications. The LDL-T module uses a 620–690nm red Class II laser, which is classified as eye-safe, ensuring full compliance with safety standards.

4. Compact and Lightweight Design

With dimensions of 27.87×17.03×7.01mm and a weight of just 3g, the LDL-T can be easily embedded in portable devices, automated kiosks, or height measurement stations, making integration seamless.

Applications of Laser Height Sensors

Medical and Healthcare Systems

Hospitals and diagnostic centers use laser height sensors to automate height measurement, improving accuracy and reducing measurement time during patient check-ins.

Sports, Fitness, and Wellness Centers

Accurate height data helps track growth, monitor athletic performance, and maintain reliable body composition records.

Industrial Ergonomics and Smart Equipment

In manufacturing and workplace safety, precise human measurements ensure proper equipment design and compliance with ergonomic standards.

Kiosks and Self-Service Stations

Laser height measurement technology can be built into automated kiosks, offering quick, user-friendly, and contactless operation for public or commercial settings.

Why Choose the LDL-T Laser Measuring Sensor?

Our LDL-T laser distance measuring sensor is designed for OEMs who demand precision, reliability, and versatility. Key specifications include:

• Range: 0.03–80m
• Accuracy: ±1mm
• Measurement Frequency: Up to 30Hz
• Laser Type: 620–690nm red, Class II, eye-safe
• Output Interfaces: USB, UART, RS232, RS485
• Compatibility: Arduino, Raspberry Pi, ESP32, PLC platforms

Additionally, the LDL-T is available in both red and green laser versions. For height measurement, the red version is recommended due to its optimal balance of visibility, performance, and cost.

Conclusion

The LDL-T laser height sensor provides an advanced, contactless solution for human height measurement, delivering ±1mm accuracy, eye safety, and simple integration into diverse applications. Whether in healthcare, fitness, or ergonomic assessment, this precision distance measurement sensor offers unmatched performance and reliability.

For more information about integrating the LDL-T laser distance sensor into your system, Please feel free to contact us. We have 20 years of industry experience and our own R&D team.