1064nm Laser Rangefinder & Target Designator - 60mJ

Operating modes

Ranging, illumination (designation)

Laser wavelength

1064 nm ± 3 nm

Operating Conditions

Target size: 2.3 m × 2.3 m.
Target reflectivity (for laser): ≥ 0.2.
Visibility: ≥ 20 km.
Operating temperature: −40 °C to +55 °C.
Storage temperature: −45 °C to +65 °C.

Average pulse energy

≥ 60 mJ

Pulse energy stability

within a single illumination cycle, the energy fluctuation of individual pulses shall not exceed ±10% of the average energy (measured over the full temperature range, statistic taken 2 s after emission begins).

Beam divergence

 ≤ 0.3 mrad

Laser pulse width

15 ns ± 5 ns

Spatial pointing instability of the laser beam

≤ 0.05 mrad

Non-parallelism between the mounting datum plane and the laser emission axis

≤ 0.3 mrad

Ranging frequency

1 Hz / 5 Hz / single-shot
1 Hz continuous ranging duration: ≥ 10 minutes, then rest 1 minute;
5 Hz continuous ranging duration: ≥ 5 minutes, then rest 1 minute.

Minimum measurable distance

≤ 300 m

Maximum measurable distance

 ≥ 10 km (large target)

Ranging accuracy

±2 m

Probability of valid ranging (detection probability)

 ≥ 98%

Illumination (designation) performance

Illumination frequency: per weapon-system requirements (fundamental frequency 20 Hz);
Coding method: precise frequency coding; supports user-defined precise frequencies;
Coding accuracy: 2.5 μs.

Illumination (designation) cycles

Short-cycle mode: single illumination duration 17 s, interval 10 s, up to 6 consecutive cycles;
Long-cycle mode: single illumination duration 47 s, interval 30 s, up to 2 consecutive cycles.
After completing one short-cycle or long-cycle sequence, the next illumination shall not begin earlier than 30 minutes later.

Code types

precise frequency code, 8 fixed code patterns

Laser turn-on (response) time

≤ 800 ms (time from receipt of ranging/illumination command to emission)

Power-on startup time

≤ 10 s

 Service life

 ≥ 1,000,000 pulses (one million emissions)

Dimensions and mass

Overall envelope: ≤ 116 mm × 52 mm × 96 mm;
Mass: ≤ 680 g.

Power

Standby power consumption: ≤ 5 W;
Peak power consumption: ≤ 120 W;
Operating voltage range: 18 V – 32 V.

Electronic “three-proof” treatment

After PCB design and debugging, printed circuit boards shall be coated with a three-proof (conformal) coating to provide protection against moisture, dust and corrosive environments.

Temperature Requirements

High-Temperature Requirements
Operating temperature: ≤ +55 °C
Storage temperature: ≤ +65 °C
Low-Temperature Requirements
Operating temperature: ≥ −40 °C
Storage temperature: ≥ −45 °C

Vibration Requirements

The equipment shall withstand flight-induced vibration and shocks occurring during takeoff and landing. All components shall also meet the environmental conditions of vehicle transport.
Vibration spectrum:
From 15 Hz to 33 Hz, constant-displacement sinusoidal vibration with amplitude 91 mm;
From 33 Hz to 700 Hz, constant-acceleration sinusoidal vibration with amplitude 2 g.
Duration: 1 hour per axis in three orthogonal directions (X, Y, Z).
Test conditions:
The product shall be mounted on the vibration platform in its normal operating configuration and powered on during testing.

Shock Requirements

Vertical axis: ≥ 10 g

Lateral axis: ≥ 10 g

Longitudinal axis: ≥ 10 g

Shock waveform: post-peak sawtooth, duration 11 ms; applied along X, Y, and Z axes, both directions on

each axis, 18 shocks in total.

Test conditions:

The product shall be mounted on the shock test platform in its normal operating configuration and powered

on during testing.

After shock testing, the equipment shall operate normally.

Pin No.

Signal Definition

Input/Output

Description

Remarks

1. 

+28V

Input

The power supply characteristics comply with the relevant requirements of MIL-STD-810G.

Power Supply

2. 

+28V

3. 

+28V

4. 

+28V_GND

5. 

+28V_GND

6. 

+28V_GND

7. 

Power-On Control (+)

Input/Output

Refer to the requirements specified in the Power-On Control section.

I/O Control

8. 

Power-On Control (-)

9. 

RS422_RX+

Input/Output

The logic level and drive capability comply with the RS-422 interface standard.
Characteristic impedance: 120 Ω.

The transmit/receive pin definitions correspond to the laser rangefinder itself.

10. 

RS422_RX-

11. 

RS422_TX+

12. 

RS422_TX-

13. 

RS422_GND

14. 

External Synchronization Control Signal

Input

The logic level and drive capability comply with the RS-422 interface standard.

External synchronization signal used to control laser coding.

15. 

External Synchronization Control Signal (–)