August 10, 2026
Understanding Rangefinder Accuracy Specs: ±m vs %
Why every accuracy line on our spec sheets has two parts — a fixed near-range figure and a distance-proportional term — and how to read it correctly for the distance…
Read the articleERDILRF engineering knowledge
Choosing a module
Start with the requirement that decides the module: range, accuracy, motion, payload or the evidence in the datasheet.
Source-backed guidance
8 articles for this topic
Source-backed guidance for comparing range, accuracy, update rate and the published datasheet fields before you choose a module for an integration.
August 10, 2026
Inside the LRF3000A1: 3,000 Meters from 12 Grams
Our flagship module reaches past 3,000 m from a 13.5 × 25.1 × 27.8 mm, 12-gram body. Here's the engineering behind that number, spec by spec, and what it honestly…
Read the articleSeptember 4, 2026
Choosing Rangefinder Range & Accuracy for Gimbal Payloads
How target reflectivity, ambient light and update rate change real-world rangefinder range and accuracy for gimbal and EO payload integration.
Read the articleSeptember 8, 2026
Rangefinder Update Rate for Moving Platforms
How to pick an ERDILRF laser rangefinder update rate, from a few Hz to kHz, for AGVs, drones and gimbals, based on platform speed and the error you accept.
Read the articleSeptember 11, 2026
Laser Rangefinder Module 1000 m: LR-Series Compared
LR1000E2 to LR2000E2 compared: range, accuracy formulas, beam divergence and power draw, plus where the datasheet accuracy bands actually stop.
Read the articleSeptember 14, 2026
Laser Rangefinder Module 100 m: Spec vs Real Range
A 100 m module reaches 100 m only at 90% reflectivity. Compare ERDILRF LRF50H, LRF100H, LRF200H and LRF300H to see which hits 100 m on dark surfaces.
Read the articleSeptember 16, 2026
Long-Range Laser Rangefinder Module: 300-3000 m
How the 300 m, 600 m, 1500 m and 3000 m 905 nm modules compare: reflectivity-derated range, repeatability, serial frame width and supply rail.
Read the articleSeptember 16, 2026
Laser Rangefinder Module Datasheet: What to Check
Six datasheet fields decide whether a 905 nm rangefinder module fits: minimum range, accuracy per band, update rate, interface, size, sealing.
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