LDR80K2 Laser Rangefinder & Laser Target Designation

LDR80K2 1064nm Laser Rangefinder & Laser Irradiation. The ranging capability for NATO targets is ≥ 20 km. The ranging frequency is 1~ 20 Hz. The laser illumination distance is ≥8 km. The pulse width is ≥ 15 ns ± 5 ns. The beam divergence angle is ≤ 0.25 mrad. The weight is ≤850 g.

TECHNICAL SPECIFICATIONS

                                                                                       Parameter Indicators

Pump Source

Laser LD (Laser Diode) Pumping

Cooling Method

Passive cooling, no temperature control

Working Mode

Laser Ranging, Laser irradiation

Operating Wavelength

1064nm±1nm

Pulse Energy

≥80 mJ

Laser Energy Stability

Within a single irradiation cycle, the pulse energy fluctuation does not exceed 10% of the average energy.

Pulse Width

≥15ns±5ns

Beam Divergence Angle

≤0.25 mrad

Stability of The Laser Optical Axis

≤0.05mrad

                                                                                       Ranging performance

Ranging Frequency

1~20 Hz

Continuous Ranging Time

≤300m

Maximum Ranging Distance

≥20 km (Under the conditions of a target with a size of 2.3m×2.3m, a diffuse reflectance coefficient of not less than 0.2, a visibility of not less than 23 km, and a relative humidity of not more than 70%)

Ranging accuracy

±1m.

Successful Ranging Rate

≥98%

Continuous Laser Ranging Time

5min(1Hz)/1min (5Hz)/20S(20hz)

                                                                                     Irradiation performance

Precision of Laser Coding

±1μs

Trigger mode

Internal synchronization irradiation, external synchronization irradiation (trigger delay: 304.0us ± 0.1us)

Laser Irradiation Frequency

1~20Hz

Laser Irradiation Distance

≥10000m

Laser Target Designation Cycle

Short – duration irradiation mode: The irradiation time for each cycle is 17 seconds, with an interval of 30 seconds. It can perform continuous irradiation for 8 cycles.

 

Long – duration irradiation mode: The irradiation time for each cycle is 60 seconds, with an interval of 45 seconds. It can perform continuous irradiation for 4 cycles.

                                                                                               Laser Coding

It complies with the requirements of MIL-STD-810G standard and has the expandable capability of user self-coding.

It has the ability to receive external synchronous signals and encodes by controlling the laser beam emitting mode through external signals.

Coding method: Precise frequency code (encoded with eight groups of pre-stored periodic codes).

                                                                                         Dimensions and Weight

External Dimension Envelope

≤150×102×55mm

Weight

≤850g

Degree of non-parallelism between the installation reference base and the optical axis

0.5mrad

                                                                               Input Power Supply Requirements

During operation, the average power consumption is not more than 55W, and the peak power consumption is not more than 100W.

The operating voltage range is from 20V ~ 28V.

                                                                    Three-proofing for Electrical Components

After the circuit board is designed and debugged, it is coated with three-proofing paint for “three-proofing” treatment.

                                                                       Environmental adaptability requirements

High Temperature

Operating temperature

≤ +55°C

 

Storage temperature range

≥ -40°C

Low Temperature

Operating temperature

≥ -40°C

 

Storage temperature range

≥ -45°C

Vibration Requirements

It can withstand the flight vibration as well as the impacts during takeoff and landing, and all equipment can withstand the environmental conditions of automobile transportation.

 

The vibration is in the form of a swept frequency spectrum. From 15Hz to 33Hz, it is a sinusoidal vibration with equal displacement, and the displacement magnitude is 0.91mm; from 33Hz to 700Hz, it is a sinusoidal vibration with equal acceleration, and the acceleration is 2g.

 

 

Vibrate in each of the three directions for 1 hour.

 

Specimen Status: The product is placed on the test bench in the normal operating state for the impact test, and the product is powered on.

 

After the impact test, the product should operate normally.

Shock Requirements

Vertical axial direction: ≥ 10g,

 

Horizontal axis direction: ≥ 10g,

 

Longitudinal axis direction: ≥ 10g;

 

Post-peak sawtooth wave with a duration of 11ms. For the X, Y, and Z axes, in two directions of each axis, once for each direction, a total of 18 times.

 

Specimen Status: The product is placed on the test bench in the normal use state for the shock test, and the product is powered on.

 

After the shock test, the product should operate normally.

OUTLINE DIMENSION(mm)

PIN interface

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