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905nm Laser Rangefinder Module Comparison - 1000m

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Measurement Range
5–1000 m
4–1000 m
4–1000 m
4–1000 m
Accuracy
±0.7 m (≤200 m)
±1 m
±1 m
±1 m
Measurement Frequency
1–3 Hz
2–10 Hz
3–10 Hz
3–10 Hz
Resolution
0.1 m
0.1 m
0.1 m
0.1m
Communication
UART TTL
UART TTL
UART TTL
UART TTL
Supply Voltage
3.3–5 V
3.3–5 V
3.3–5 V
3.3–5 V
Weight
10 g
20 g
≤16 g
≤16 g
Dimensions
Φ17×37.2 mm
Φ23×45.6 mm
30×19×29 mm
28.8×30.5×20.9 mm
Power consumption
≤0.85 W
<0.8 W
<1.2 W
<1.2 W

How to Choose the Module?

Selecting the right 905nm laser rangefinder module directly impacts measurement accuracy, system size, and power efficiency.

The ERDI LASER® 1000m series includes multiple compact ToF laser distance sensors, designed for UAV payloads, electro-optical systems, and embedded industrial applications. Each model offers specific advantages in mechanical size, ranging frequency, and integration flexibility.

This comparison of LRF1000A, LR1000B23, LR1000C3, and LR1000C4 helps engineers and product developers quickly determine the optimal module for their application.

Quick Selection Guide

Application Requirement Recommended Model
Ultra-miniature structure LRF1000A
Balanced performance LR1000B23
Embedded compact system LR1000C3
Square compact layout LR1000C4
Lightweight UAV payload LRF1000A / LR1000C3
handheld electro-optical device LRF1000A / LR1000B23
flexible structural integration LR1000C3 / LR1000C4

Key Differences Explained

LRF1000A – Ultra-miniature High Precision Module

The LRF1000A is one of the most compact 1000m laser rangefinder modules, featuring a cylindrical structure with only 10 g weight. It provides excellent short-range accuracy (±0.7 m within 200 m), making it ideal for lightweight electro-optical devices and compact UAV payloads.

Best suited for:

  • mini UAV payloads
  • handheld thermal imaging devices
  • compact laser targeting systems
  • portable measurement equipment

LR1000B23 – Balanced Performance Solution

LR1000B23 offers reliable ranging performance and stable measurement frequency, with a cylindrical housing that integrates easily into handheld electro-optical devices.

Best suited for:

  • portable electro-optical systems
  • handheld laser devices
  • general industrial applications

LR1000C3 – Embedded Compact Structure

LR1000C3 adopts a lightweight rectangular design optimized for embedded integration where internal space is limited.

Best suited for:

  • UAV electro-optical payloads
  • embedded measurement systems
  • compact sensing platforms

LR1000C4 – Square Structural Optimization

LR1000C4 provides similar ranging performance to C3 but features a square housing structure, enabling flexible mechanical layout in compact devices.

Best suited for:

  • smart sensing equipment
  • compact electro-optical integration
  • industrial embedded systems

  • Quick Selection Guide

  • Key Differences Explained

Application Requirement Recommended Model
Ultra-miniature structure LRF1000A
Balanced performance LR1000B23
Embedded compact system LR1000C3
Square compact layout LR1000C4
Lightweight UAV payload LRF1000A / LR1000C3
handheld electro-optical device LRF1000A / LR1000B23
flexible structural integration LR1000C3 / LR1000C4

LRF1000A – Ultra-miniature High Precision Module

The LRF1000A is one of the most compact 1000m laser rangefinder modules, featuring a cylindrical structure with only 10 g weight. It provides excellent short-range accuracy (±0.7 m within 200 m), making it ideal for lightweight electro-optical devices and compact UAV payloads.

Best suited for:

  • mini UAV payloads
  • handheld thermal imaging devices
  • compact laser targeting systems
  • portable measurement equipment

LR1000B23 – Balanced Performance Solution

LR1000B23 offers reliable ranging performance and stable measurement frequency, with a cylindrical housing that integrates easily into handheld electro-optical devices.

Best suited for:

  • portable electro-optical systems
  • handheld laser devices
  • general industrial applications

LR1000C3 – Embedded Compact Structure

LR1000C3 adopts a lightweight rectangular design optimized for embedded integration where internal space is limited.

Best suited for:

  • UAV electro-optical payloads
  • embedded measurement systems
  • compact sensing platforms

LR1000C4 – Square Structural Optimization

LR1000C4 provides similar ranging performance to C3 but features a square housing structure, enabling flexible mechanical layout in compact devices.

Best suited for:

  • smart sensing equipment
  • compact electro-optical integration
  • industrial embedded systems

FAQ

Which is the smallest 1000m laser rangefinder module?

LRF1000A features the smallest cylindrical structure and lowest weight.

Which module is best for UAV payload integration?

LRF1000A, LR1000C3, and LR1000C4 are ideal due to compact size and low power consumption.

Do all modules support UART communication?

Yes, all models support UART TTL interface for embedded integration.

Are these modules eye-safe?

Yes, all modules comply with IEC 60825-1 Class 1 eye safety standard.

Related Products
-LRF1000A
-LR1000B23
-LR1000C3
-LR1000C4

Need help selecting the best 905nm laser rangefinder module? Contact our sales: yeva@erdimail.com for integration advice and customization support.