10km Long-Range Precision Laser Solution for UAV EO/IR Pods and Fire-Control Systems

The ERDI LDR80K1 is a compact high-performance 1064nm laser rangefinder and target designator module designed for airborne platforms, unmanned aerial vehicles (UAVs), electro-optical pods, and precision fire-control systems.

Featuring 80mJ laser pulse energy, advanced coded laser designation technology, and high-accuracy ranging capability, the LDR80K1 provides:

• ≥10 km laser ranging capability
• ≤5 m ranging accuracy
• ≥98% probability of correct ranging
• 20 pps coded laser illumination

With a lightweight design of only ≤680g, compact dimensions of 116 × 52 × 96mm, RS-422 digital communication, and military-grade environmental reliability, the LDR80K1 delivers an optimized laser solution for modern airborne and ground electro-optical systems.

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Key Advantages

1. 10km Long-Range Precision Measurement

The LDR80K1 provides accurate distance measurement for long-range surveillance and targeting applications.

Ranging Capability

✔ Maximum range: ≥10 km

✔ Minimum range: ≤300 m

✔ Accuracy: ≤5 m

✔ Measurement modes:

• 1Hz ranging
• 5Hz ranging
• Single-shot measurement

✔ Continuous operation:

5 minutes at 5Hz ranging mode

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2. High-Energy 80mJ Laser Designation

The integrated laser designator provides reliable target illumination for precision-guided applications.

Laser Performance

The narrow beam divergence ensures high energy density and accurate illumination at extended distances.

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3. Designed for UAV Electro-Optical Payloads

The LDR80K1 is optimized for lightweight airborne integration.

Typical Platforms

UAV Systems

Applications include:

• Drone EO/IR gimbals
• Tactical UAV payloads
• Long-range aerial observation
• Target positioning systems

Airborne Platforms

Suitable for:

• Helicopter electro-optical systems
• Airborne surveillance pods
• Precision observation platforms

Ground Platforms

Designed for:

• Vehicle-mounted fire-control systems
• Mobile optical observation systems
• Tactical laser support equipment

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4. Compact Lightweight Structure

The LDR80K1 combines high laser output with a small mechanical footprint.

Mechanical Characteristics

Dimensions:

≤116 × 52 × 96 mm

Weight:

≤680 g

This compact design allows easy integration into:

• Stabilized gimbals
• UAV payload bays
• EO/IR sensor platforms

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5. Advanced Laser Coding Technology

The LDR80K1 supports precision coded laser designation.

Coding Functions

✔ Weapon-system compatible coding

✔ User-programmable code expansion

✔ External synchronization control

✔ Eight groups of pre-stored frequency codes

Coding accuracy:

≤2.5 μs

This provides reliable compatibility with advanced laser receiving systems.

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6. Military-Grade Environmental Reliability

Designed for harsh operational environments.

Temperature Performance

Operating:

-40°C to +55°C

Storage:

-45°C to +65°C

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Vibration Resistance

Tested for airborne and vehicle environments:

• 15Hz–33Hz:
  0.91mm displacement vibration
• 33Hz–700Hz:
  2g acceleration vibration

Duration:

1 hour per axis

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Shock Resistance

Shock capability:

≥10g

Test:

• X axis
• Y axis
• Z axis

18 total shock events

After testing, the equipment maintains normal operation.

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7. Reliable Power & Communication Integration

The LDR80K1 supports standard military platform interfaces.

Electrical Characteristics

Power supply:

DC 18–32V

Average power:

≤80W

Peak power:

≤120W

Communication:

RS-422

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Technical Specifications

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Laser Designation Operating Modes

Short Designation Mode

• Continuous illumination:
  17 seconds
• Interval:
  30 seconds
• Maximum:
  8 consecutive cycles

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Long Designation Mode

• Continuous illumination:
  60 seconds
• Interval:
  45 seconds
• Maximum:
  4 consecutive cycles

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Electrical Interface

Communication Interface

The LDR80K1 provides:

• Full duplex RS-422 communication
• External synchronization control
• Power ON/OFF control

Connector:

Laser module:

J30J-15ZKP

Matching connector:

J30J-15TJL

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Why Choose ERDI LDR80K1?

✔ 10km long-range laser measurement

✔ 80mJ high-energy laser output

✔ Lightweight ≤680g design

✔ UAV payload optimized

✔ Precision coded illumination

✔ RS-422 digital control

✔ Harsh environment operation

✔ Military-grade reliability

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Typical Applications

• UAV EO/IR Payloads
• Drone Laser Rangefinding Systems
• Airborne Observation Pods
• Vehicle Fire-Control Systems
• Precision Guided Systems
• Tactical Surveillance Platforms