The LRF0409C eye safety laser rangefinder module, proudly manufactured by ERDI TECH, utilizes a self-developed 1535nm Diode Pump Solid State microchip laser. With a NATO target ranging capability of 2.3m x 2.3m, it boasts a maximum range of 4000m or more. Compactly sized at 50mm x 47mm x 24mm or less, and weighing 58g or less, this module offers remarkable portability without sacrificing performance.
The LRF0409C eye safety laser rangefinder module, proudly manufactured by ERDI TECH, utilizes a self-developed 1535nm Diode Pump Solid State microchip laser. With a NATO target ranging capability of 2.3m x 2.3m, it boasts a maximum range of 4000m or more. Compactly sized at 50mm x 47mm x 24mm or less, and weighing 58g or less, this module offers remarkable portability without sacrificing performance.
The LRF0409C eye safety laser rangefinder module, proudly manufactured by ERDI TECH, utilizes a self-developed 1535nm Diode Pump Solid State microchip laser. With a NATO target ranging capability of 2.3m x 2.3m, it boasts a maximum range of 4000m or more. Compactly sized at 50mm x 47mm x 24mm or less, and weighing 58g or less, this module offers remarkable portability without sacrificing performance.
The LRF0409C eye safety laser rangefinder module, proudly manufactured by ERDI TECH, utilizes a self-developed 1535nm Diode Pump Solid State microchip laser. With a NATO target ranging capability of 2.3m x 2.3m, it boasts a maximum range of 4000m or more. Compactly sized at 50mm x 47mm x 24mm or less, and weighing 58g or less, this module offers remarkable portability without sacrificing performance.
The LRF0409C eye safety laser rangefinder module, proudly manufactured by ERDI TECH, utilizes a self-developed 1535nm Diode Pump Solid State microchip laser. With a NATO target ranging capability of 2.3m x 2.3m, it boasts a maximum range of 4000m or more. Compactly sized at 50mm x 47mm x 24mm or less, and weighing 58g or less, this module offers remarkable portability without sacrificing performance.
The LRF0409C eye safety laser rangefinder module, proudly manufactured by ERDI TECH, utilizes a self-developed 1535nm Diode Pump Solid State microchip laser. With a NATO target ranging capability of 2.3m x 2.3m, it boasts a maximum range of 4000m or more. Compactly sized at 50mm x 47mm x 24mm or less, and weighing 58g or less, this module offers remarkable portability without sacrificing performance.

1535nm Laser Rangefinder Module 0409C

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SKU: LRF0409C
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Description

DESCRIPTION

The LRF0409C eye safety laser rangefinder module, proudly manufactured by ERDI TECH, utilizes a self-developed 1535nm Diode Pump Solid State microchip laser. With a NATO target ranging capability of 2.3m x 2.3m, it boasts a maximum range of 4000m or more. Compactly sized at 50mm x 47mm x 24mm or less, and weighing 58g or less, this module offers remarkable portability without sacrificing performance.

The product showcases laser distance measurement with remarkable stability, along with self-test, power-up, and temperature collection and reporting functions. Moreover, it features three-target ranging, target indication before and after measurement, single ranging, and continuous ranging modes. Additionally, it provides baud rate setting, laser launch tracking, serial port update program support, and various installation options and electrical interfaces (shell not included).

To facilitate seamless integration into handheld portable equipment or multifunctional systems, the module comes equipped with upper computer test software and communication protocols. This versatile module finds extensive applications in areas such as laser distance measurement, unmanned airborne systems (UAS), optical pods, and boundary monitoring, making it an invaluable tool across multiple industries.

TECHNICAL SPECIFICATIONS

Project

Performance Indicators

Model

LRF0409C

Laser Wavelength

1535±5nm

Eye Safety

Class Ⅰ(IEC 60825-1)

Divergence Angle

≤0.5 mrad

Launch Lens Diameter

Φ9.2mm

Receiver Lens Diameter

Φ18.5mm

Measuring Range

(Reflectance 30%; visibility ≥ 10km.)

Big Target(4m×6m)

≥6500m


NATO objective(2.3m×2.3m)

≥4200m


People(0.5m×1.7m)

≥2500m


Drones(0.2m×0.3m)

≥1300m

Minimum Range

15 m

Ranging Frequency

Single, 1Hz, 5Hz, 10Hz

Ranging Accuracy

±2 m

Range Resolution

≤20 m

Precision Rate

≥98%

False Alarm Rate

≤1%

  Multi-target detection

Up to 3 targets

Electrical Interface

D0801WR-S-12P

Supply Voltage

DC 4.5V~14V

Standby power consumption

≤0.5W

Average power consumption

≤1.2W

Peak Power Consumption

≤3.5W

Weight

≤58±1 g

Dimension (L×W×H)

50mm×47mm×24mm

Operating Temperature

-40~+70 ℃

Storage Temperature

-55~+75 ℃

Impact Resistance

1200 g/1 ms(GJB150.16A-2009)

Anti-vibration

5~50~5 Hz,1 Octave range /min,2.5 g

Ranging Logic

First and last target, multi-target ranging, distance selectivity

Activation Time

≤950 ms

Data Interface

RS422/TTL

Electrical isolation

Isolation of power ground, communication ground and structure ground

Reliability

MTBF ≥ 1500h

Optical axis stability

≤0.05 mrad

Non-parallelism between optical axis and mounting surface

≤0.5 mrad

Protection Class

IP67

ESD Class

(Lens position)

Contact discharge 6kV

Air discharge 8kV

Electromagnetic Compatibility (EMC)

CE/FCC Certification

Eco-friendly

RoHS2.0

STRUCTURAL DRAWING(mm)

The mechanical interface and external dimensions are shown in the figure in mm.

 eyesafety laser rangefinder module

ELECTRICAL INTERFACE

The rangefinder side power supply and communication port pin definitions are shown in Table 1.

Table 1 Rangefinder power supply and communication port pin definitions

Pin

Definition

Definition of electrical characteristics

Note

P-1

VIN+

Input Power Positive


Distance Measuring Machine Power Supply




P-2

VIN+

P-3

COM

Input Power Negative


P-4

COM

P-5

RS422_TXD+

Signal output port

Rangefinder to host computer


P-6

RS422_TXD-

P-7

RS422_RXD-

Signal Input Port


Host computer to rangefinder

P-8

RS422_RXD+

P-9

TTL_RXD

Signal Input Port

3.3V TTL

P-10

TTL_TXD

Signal output port

P-11

TTL_DGND

Communication Ground


P-12

POWER_CTL

Power-up control

Float or high level active (3V~5V), low level for low power consumption mode

 eye safety laser rangefinder module