LRF0818C · 1535 nm Laser Rangefinder Module
LRF0818C datasheet: specifications, range conditions, interface
Every value below is copied from the published LRF0818C specification table with its test condition, so you can compare it with other modules on equal terms.
LRF0818C key specifications
| Item | Published value |
|---|---|
| Model | LRF0818C |
| Published range | Vehicle (2.3 m × 4.6 m): ≥ 8,000 m Human (0.5 m × 1.7 m): ≥ 4,500 m (design guarantee) Small object (0.2 m × 0.3 m): ≥ 2,600 m (design guarantee) |
| Wavelength | 1535 nm ± 10 nm |
| Interface | TTL |
| Accuracy | ≤ ±2 m |
| Update rate | Single shot, 1 Hz, 2 Hz, 3 Hz, 4 Hz, 5 Hz, 10 Hz |
| Supply | 4.5 V–16 V |
| Weight | ≤ 65 g |
| Dimensions | ≤ 59.5 mm × 26 mm × 32 mm |
| Laser safety | The source describes the module as 1535 nm eye-safe but does not state a numerical laser class in the reviewed specification. Wavelength alone is not a classification. |
| Price | From $900 per unit |
Full specification table
ERDI published product specifications, captured 2026-10-08.
| Parameter | Published value | Condition / note |
|---|---|---|
| Operating wavelength | 1535 nm ± 10 nm | |
| Laser-safety description | The source describes the module as 1535 nm eye-safe but does not state a numerical laser class in the reviewed specification. Wavelength alone is not a classification. | |
| Transmitting aperture | Ø12 mm | |
| Receiving aperture | Ø26 mm | |
| Maximum range Under visibility ≥ 12 km and relative humidity ≤ 60%, tested against a 0.3-reflectivity panel (or equivalent target) | Vehicle (2.3 m × 4.6 m): ≥ 8,000 m Human (0.5 m × 1.7 m): ≥ 4,500 m (design guarantee) Small object (0.2 m × 0.3 m): ≥ 2,600 m (design guarantee) | |
| Minimum range | ≤ 20 m | |
| Range accuracy | ≤ ±2 m | |
| Ranging rate | Single shot, 1 Hz, 2 Hz, 3 Hz, 4 Hz, 5 Hz, 10 Hz | |
| Beam divergence | ≤ 0.4 mrad | |
| Operating temperature | −40 °C to +60 °C | |
| Storage temperature | −50 °C to +70 °C (to be qualified at the system level) | |
| Vibration | 5→50→5 Hz sweep, 1 octave/min, 2.5 g (system-level qualification) | |
| Shock | 1200 g, 1 ms (system-level qualification) | |
| Overall dimensions | ≤ 59.5 mm × 26 mm × 32 mm | |
| W eig ht | ≤ 65 g | |
| Interface | TTL | |
| Supply voltage | 4.5 V–16 V | |
| Power consumption | Standby ≤ 1 mW; Operating ≤ 4 W; Peak ≤ 14 W @ 12 V | |
| Valid-return rate | ≥98% (module PDF statement) | |
| Documented functions | Single/continuous ranging; first/last return selection; range gate; built-in self-test; status and temperature reporting; shot counter; serial firmware update. These names do not disclose the implemented detection algorithm. |
Connector pinout
| Pin | Signal | Note |
|---|---|---|
| P-1 | VIN+ | Power input, 4.5–16 V |
| P-2 | VIN- | Power ground (GND) |
| P-3 | POWER_ON | Module power enable (TTL, 3.3 V logic level); Module ON (> 2.7 V), module OFF (< 0.3 V) |
| P-4 | UART_TX | UART TXD (serial transmit), TTL, 3.3 V logic level |
| P-5 | UART_RX | UART RXD (serial receive), TTL, 3.3 V logic level |
| P-6 | GND | Serial ground (SGND) |
Ordering the LRF0818C
The published single-unit price of the LRF0818C is $2,000, falling to $900 per unit at the largest published quantity band. Prices include shipping and are ordered directly from erdilrf.com. Technical questions and quantity quotes: tommy@erdimail.com. Full specification table, downloads and ordering: LRF0818C model page.
FAQ
What is the maximum range of the LRF0818C?
The published range is Vehicle (2.3 m × 4.6 m): ≥ 8,000 m Human (0.5 m × 1.7 m): ≥ 4,500 m (design guarantee) Small object (0.2 m × 0.3 m): ≥ 2,600 m (design guarantee). A range figure is only comparable together with the target and conditions it was measured on, so the condition is listed next to the value.
Which interface does the LRF0818C use?
The published communication interface is TTL.
What laser wavelength does the LRF0818C use?
The published wavelength is 1535 nm ± 10 nm; laser safety entry: The source describes the module as 1535 nm eye-safe but does not state a numerical laser class in the reviewed specification. Wavelength alone is not a classification..
How much does the LRF0818C cost?
The published single-unit price of the LRF0818C is $2,000, falling to $900 per unit at the largest published quantity band. Prices include shipping and are ordered directly from erdilrf.com.
Related guides
Model records
Open the model page for the full specification table, downloads, published price and ordering.
- LRF0818C — LRF0818C 1535 nm Laser Rangefinder Module