905nm Laser Rangefinder Module Comparison | 1000m ToF Sensor

905nm Laser Rangefinder Module Comparison - 1000m

	LRF1000A Check Now	LR1000B23 Check Now	LR1000C3 Check Now	LR1000C4 Check Now
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.

Other series of modules
1535nm Erbium Glass Laser
1535nm Laser Rangefinder Module
1064nm Laser Target Designator

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

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