LDR80K2 15km Laser Rangefinder & Target Designator Module
LDR80K2 15km Laser Rangefinder & Target Designator Module
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LDR80K2 · 1064 nm laser ranging and designation system
LDR80K2 is listed in ERDI's 1064 nm ranging and designation family. Product-specific values, conditions and documents are shown only where they are bound to this model's controlled record.
Technical Downloads
Use the current controlled document revision for design review. Confirm the ordered connector and mechanical configuration before release.
- PDF Datasheet — LDR80K2 — verified product specification (.pdf)
- 1064 nm Systems Catalog (EN) — full family catalogue (.pdf)
- 3D model — the controlled STEP source is released on request. Contact us with your integration requirement.
Detailed LDR80K2 Specifications
The tables below retain the supplied model record. A value, option or condition from another model is not interchangeable.
| Laser Wavelength | 1064nm±1nm |
| Pump Mode | Side-pumped semiconductor (diode) pumping |
| Designation Frequency | Withheld pending a corrected, controlled model specification. See the source-review note above. |
| Trigger Mode | Internal-Synchronization Illumination / External-Synchronization Illumination (Trigger Delay: 304.0 μs ± 0.1 μs ) |
| Output Energy | Withheld pending a corrected, controlled model specification. See the source-review note above. |
| Dimensions | ≤150×102×55mm |
| Weight | ≤850g |
| Designation Capability | Withheld pending a corrected, controlled model specification. See the source-review note above. |
| Q-Switch Type | Electro-optic Q-switch (EO Q-switch) |
| Pulse Width | 15ns ±5ns |
| Beam Divergence | ≤0.15mrad |
| Energy Instability | ≤8%(RMS) |
| Laser Designation Performance | Short-duration irradiation mode: The irradiation time for each cycle is 17 seconds, followed by a 30-second interval. The system can perform up to 8 consecutive irradiation cycles. Long-duration irradiation mode: The irradiation time for each cycle is 60 seconds, followed by a 45-second interval. The system can perform up to 4 consecutive irradiation cycles. |
| Optical Axis Parallelism Error Relative to Mounting Datum | ≤0.5mrad |
| Ranging Performance | · Minimum Measuring Distance: ≤ 300 m · Maximum Measuring Distance: ≥ 15 km (under conditions of a 2.3 m × 2.3 m target, diffuse reflectivity ≥ 0.2, visibility ≥ 20 km, and relative humidity ≤ 70%) · Ranging Frequency: 1–20 Hz (up to 3 simultaneous targets) · Ranging Accuracy: ≤ 5 m · Probability of Valid Ranging: ≥ 98% · Continuous Ranging Operating Time: 90 s (20 Hz continuous operation for 90 s, rest time ≤ 5 minutes before continuing ranging) |
| Communication Serial Interface | RS422 |
| External Synchronization Interface | +5 V differential line driver/receiver, RS-422 interface (delay from external synchronization signal to laser emission: 304.0 μs ± 0.1 μs). |
| Laser Coding Mode | l Precise Frequency Coding l Time Coding l Pseudo-Random Coding |
| Period Accuracy | <+-1us |
| Power Supply | DC 20V ~ 28V |
| Power Consumption | During operation, the average power consumption is not more than 55W, and the peak power consumption is not more than 100W. |
| Low-Temperature Test | Operating temperature: −40 °C Storage temperature: −45 °C |
| High-Temperature Test | Operating temperature: +60 °C Storage temperature: +65 °C |
| Damp-Heat Test | Relative humidity: 95% ± 3% Temperature: +35 °C ± 2 °C Storage duration: 72 h |
| Shock Test | Withheld pending a corrected, controlled model specification. See the source-review note above. |
| Vibration | The equipment shall withstand flight vibration and the shocks occurring during takeoff and landing , and all components shall meet the environmental conditions of vehicle transportation . The vibration profile is a swept-frequency spectrum : l From 5 Hz to 16 Hz , constant-displacement sinusoidal vibration with an amplitude of 1.5 mm ; l From 16 Hz to 60 Hz , constant-acceleration sinusoidal vibration with an acceleration level of 1.5 g . Each of the three axes shall be vibrated for 36 minutes . Test condition: The product shall be mounted on the vibration table in its normal operating configuration and powered on during the test. Post-test requirement: After vibration testing, the equipment shall operate normally. |
Interface and pin definitions
| J30J-21ZKP | |||||
| pinout | functionality | clarification | orientations | note | |
|---|---|---|---|---|---|
| 1 | TX+ | RS422 + | exports | RS422 communication interface | |
| 2 | TX- | RS422 send - | exports | ||
| 3 | RX+ | RS422 Receive + | importation | ||
| 4 | RX- | RS422 Receive - | importation | ||
| 5 | GND | RS422 Ground | GND | ||
| 6 | EN+ | power supply enable (computing) | 24V power supply enable switch | ||
| 7 | EN- | power supply enable (computing) | |||
| 8-13 | unoccupied | ||||
| 14 | A | External Synchronous Differential+ (A) | importation | A, B are the A and B outputs of the differential chip (RS422 chip) | |
| 15 | B | External Synchronous Differential - (B) | importation | ||
| 16 | LED+ | DC5V | importation | Indicator light power supply | |
| 17 | LED- | GND | importation | ||
| 18-21 | |||||
Interface and pin definitions
| J30J-04ZK | |||||
| Pinout | functionality | clarification | orientations | note | |
|---|---|---|---|---|---|
| A, B | 24V | Power supply | importation | bonus | |
| C, D | GND | electric place | importation | (loanword) hack (computing) | |
Application context
Application labels indicate evaluation context, not automatic fitness for a finished system.
The controlled LDR80K2 PDF describes long-range fire-control and surveillance systems, including UAV pods, vehicle turrets, and coastal or border-defense EO/IR payloads.
This context is bound only to the controlled LDR80K2 document; end-system suitability and acceptance remain subject to engineering review.
INTEGRATION CHECK
Model-specific conditions and limits
Conditions are retained only when the source states them. They are not reconstructed from a nominal range or wavelength.
FAQ
Is 1064 nm visible to the eye? It is infrared rather than ordinary visible light. Absence of a visible beam does not indicate absence of emission or hazard. Do not use visual appearance as an exposure assessment.
Does the wavelength determine the laser class? No. Product classification depends on accessible emission and the relevant assessment conditions. The wavelength is one input, not a classification certificate.
Does pulse energy describe electrical consumption? No. Pulse energy is optical energy per pulse. Supply consumption is an electrical quantity and belongs to its own operating condition in the model documentation.
Are accuracy and resolution interchangeable? No. A reporting increment is not a bound on measurement error. Read each field under its own definition and test conditions.
Can full-angle and half-angle divergence be compared directly? Not without identifying the convention. If the released record does not state it, request the measurement definition rather than silently choosing one.
Can the best figures from different operating modes be combined? No. A rate, duration or stability condition belongs to the mode to which it is assigned. Combining unrelated conditions creates a new, unsupported specification.
Does a cited standard prove certification? No. A citation identifies a framework or test method. Certification or completed qualification needs the relevant report and an explicit statement of the assessed product configuration.
What does a “typical” value mean here? It describes the source record’s representative value, not a newly guaranteed upper or lower limit. A typical entry must remain labeled typical.
Can storage temperature be used as the operating range? No. Non-operating storage and powered operation are different states. Preserve both entries and their qualifiers.
Does a reference paper establish this product’s internal material or design? No. General laser physics is not a bill of materials. Internal materials and construction require a controlled model source.
What should happen when a source unit or field is incomplete? Leave the uncertainty visible and obtain a corrected controlled document. Do not infer a missing unit, test condition or option from the product name.
Where are the sources for this page? The Technical Downloads area contains the model document. The bibliography separates product evidence from general standards and safety information; neither replaces a unit-specific test record.
ENGINEERING REFERENCES
Content aligned with the ERDI 1064 nm product documentation for LDR80K2. Request the controlled PDF and STEP model for design release.
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To ensure efficient service, please confirm the following before placing an order:
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After-Sales Service & Warranty Policy
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Return and Exchange Policy
- Customers may request a return or exchange within 30 daysof receiving the goods, provided that:
- The product remains in original condition, unused, and without affecting secondary sales.
- A valid reason for return or exchangeis provided.
- Upon approval, we will replace or refund according to our service policy.
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Warranty Coverage
- The main functional componentsof ERDI laser products are covered by a 2-year warranty from the date of purchase, excluding cosmetic appearance.
- Within the first 12 months, if a verified manufacturing defect occurs, we will replace the item with a brand-new productfree of charge.
- Replacement of cosmetic or housing components (e.g., enclosure, labeling, or exterior parts) may incur a reasonable cost feebased on material expenses.
- Warranty does not cover:
- Damage due to misuse, improper installation, or modification.
- Operation outside the recommended power supply or temperature range.
- Accidental or physical damage, including drops, fire, or liquid ingress.
Receiving Inspection
- Upon delivery, please inspect the parcel immediately in the presence of the courier.
- If there is any quantity discrepancy, visible damage, or mismatch, do not signthe delivery receipt.
- Once the package is signed for (by you, family, or colleagues), it is considered accepted as correct and complete.