Specifications

The tables below retain the supplied model record except for entries explicitly withheld after a comparison with the current model PDF. A value, option or condition from another model is not interchangeable. General explanations are separated from model-specific entries.

Source-review note

The current document gives different temperature conditions in its active-mode and environmental sections. This page does not combine them into a broader operating guarantee.

Current LDR40K3 document — source checked 13 September 2026. On a small screen, swipe wide tables horizontally to read every column.

LDR40K3 — TECHNICAL SPECIFICATIONS

Parameter	Specification
Wavelength	1064 nm
Range (Ranging)	≥ 5,000 m
Range (Designation)	≥ 3.5 km
Weight	≤ 420 g
Dimensions	95 mm × 97 mm × 48 mm

LDR40K3 — Electrical Interface Requirements

Pin No.	Label	Description / Remarks
P-1	VIN+	26 V ± 4 V power input
P-2	VIN+	26 V ± 4 V power input
P-3	T+	External sync signal (positive)
P-4	VDD	For programming use
P-5	GND	For programming use (ground)
P-6	ARM_SWCLK	Programming clock (SWD interface)
P-7	ARM_SWDAT	Programming data (SWD interface)
P-8	T–	External sync signal (negative)
P-9	GND	Power ground (26 V return)
P-10	GND	Power ground (26 V return)
P-11	RS422_TX+	Laser Rangefinder/Designator Transmit (+)
P-12	RS422_TX–	Laser Rangefinder/Designator Transmit (–)
P-13	RS422_RX–	Laser Rangefinder/Designator Receive (–)
P-14	RS422_RX+	Laser Rangefinder/Designator Receive (+)
P-15	GND	Signal ground

Technical drawings

LDR40K3 — Weight Requirement