LRF0305C · 1535 nm Laser Rangefinder Module
LRF0305C 规格书：参数、量程条件、接口
下面每个数值都照抄自 LRF0305C 公开参数表并附测试条件，便于和其他模块在同等条件下比较。
LRF0305C 关键参数
| 项目 | 公开值 |
|---|---|
| 型号 | LRF0305C |
| 公开量程 | ≥ 4,000m @60% Reflectivity, Building Target ≥3,000m @30% Reflectivity, 2.3 × 2.3m Target ≥1,500m @30% Reflectivity, 0.5 × 1.7m Target ≥800m @30% Reflectivity, 0.2 × 0.3m Target |
| 波长 | 1535±5nm |
| 接口 | UART(TTL 3.3V) |
| 精度 | ±1 m |
| 更新率 | 1Hz ~10Hz |
| 供电 | DC 3~5V |
| 重量 | ≤14 ±1 g (notation as printed in the module document) |
| 尺寸 | ≤ 27 × 25 × 15.5mm(L×W×H) |
| 激光安全 | Class I stated in the module document. Final accessible-emission classification applies to the complete configuration. |
| 价格 | 单价 $300 起 |
完整参数表
ERDI published product specifications, captured 2026-10-08.
| 参数 | 公开值 | 条件 / 备注 |
|---|---|---|
| Laser wavelength | 1535±5nm | |
| Module laser-safety statement | Class I stated in the module document. Final accessible-emission classification applies to the complete configuration. | |
| Divergence Angle | ≤0.6 mrad | |
| Laser Energy | ≥100 μJ | |
| Field of view (FOV) | Approximately 7.4 mrad | |
| Maximum Measuring Range (Visibility > 8km) | ≥ 4,000m @60% Reflectivity, Building Target ≥3,000m @30% Reflectivity, 2.3 × 2.3m Target ≥1,500m @30% Reflectivity, 0.5 × 1.7m Target ≥800m @30% Reflectivity, 0.2 × 0.3m Target | |
| Minimum range | ≤10 m | |
| Measurement frequency | 1Hz ~10Hz | |
| Multi-Target Detection | Up to 3 targets | |
| Ranging accuracy | ±1 m | |
| Valid measurement rate | ≥98% | |
| False alarm rate | ≤1% | |
| Interface Type | UART(TTL 3.3V) | |
| Power Supply Voltage | DC 3~5V | |
| Standby Power Consumption (Full Temperature Range) | ≤10mW (Power on pulled low) | |
| Operating power consumption — full temperature range | 5 V: ≤0.9 W at 1 Hz; <1.5 W at 10 Hz | |
| Peak Power Consumption | <3W@5V | |
| Start-up Time | ≤350ms (After startup, response time <20 ms) | |
| Weight | ≤14 ±1 g (notation as printed in the module document) | |
| Dimensions | ≤ 27 × 25 × 15.5mm(L×W×H) | |
| Shock | 1200g, 1ms | |
| Vibration | 5~50~5 Hz, 1 octave/min, 2.5g | |
| Operating temperature | −40 °C to+70 °C | |
| Storage temperature | −45 °C to+70 °C | |
| Reliability | MTBF>1500h |
连接器引脚定义
| 引脚 | 信号 | 说明 |
|---|---|---|
| 1 | POWER_ON | Module Power Switch, TTL 3.3V Level; Module On (>2.7V), Module Off (<0.3V) |
| 2 | UART_RX | Serial Port Receiver, TTL 3.3V Level |
| 3 | UART_TX | Serial Port Transmitter, TTL 3.3V Level |
| 4 | NC | |
| 5 | Power Positive | Power Supply, 3~5V |
| 6 | GND | Serial Port Ground |
订购 LRF0305C
LRF0305C 公开的单台价格为 $500，在最大公开数量档降至每台 $300。价格含运费，直接在 erdilrf.com 下单。 技术问题与批量报价：tommy@erdimail.com。完整参数表、资料下载与下单：LRF0305C 型号页。
FAQ
LRF0305C 的最大测程是多少？
公开量程为 ≥ 4,000m @60% Reflectivity, Building Target ≥3,000m @30% Reflectivity, 2.3 × 2.3m Target ≥1,500m @30% Reflectivity, 0.5 × 1.7m Target ≥800m @30% Reflectivity, 0.2 × 0.3m Target。量程数字只有连同测试目标和条件一起看才可比较，所以每个数值旁都列出了条件。
LRF0305C 用什么接口？
公开的通信接口为 UART(TTL 3.3V)。
LRF0305C 的激光波长是多少？
公开波长为 1535±5nm; 激光安全条目: Class I stated in the module document. Final accessible-emission classification applies to the complete configuration.。
LRF0305C 多少钱？
LRF0305C 公开的单台价格为 $500，在最大公开数量档降至每台 $300。价格含运费，直接在 erdilrf.com 下单。
Related guides
Model records
Open the model page for the full specification table, downloads, published price and ordering.
- LRF0305C — LRF0305C 1535 nm Laser Rangefinder Module