NLMB1200 905nm Ultra-Compact SWaP-Optimized Laser Ranging Core

High-Performance Laser Ranging Sensor Designed Exclusively for Micro UAV Gimbals

The NLMB1200 represents a specialized entry in our series of compact uav laser sensors, purpose-engineered solely for space-constrained micro UAV gimbals and thermal imaging integration systems. Standing as a high-performance alternative to standard bulk laser rangefinder modules, this model is fully optimized for Size, Weight, and Power (SWaP) critical drone applications.Unlike universal industrial sensors, the NLMB1200 delivers reliable 1200m long-distance detection without adding excess payload weight or occupying valuable mounting space. It is the ideal core component for commercial drone manufacturers, gimbal integrators, and aerial sensing solution providers pursuing miniaturized, stable, and long-range distance measurement capabilities in mission-critical environments.

The system features an industry-leading ultra-light 13g profile, an optimized blind zone (≤5m), and a high measurement success rate (≥98%), ensuring stable operation in rugged outdoor environments across temperatures from -20℃ to +50℃ with IP67 sealed lens protection for all-weather aerial deployment.

905nm Pulsed Laser

≥1200m Range

≤13g Ultra-light

≤5m Blind Zone

Class 1 Eye-Safe

Core SWaP Integration Advantages

Class 1 Eye-Safe 905nm Laser: Fully compliant with IEC 60825-1 international laser safety standards, safe for continuous use in manned-proximate UAV missions and commercial aerial operations with zero risk to human eyes.
Ultra-Light 13g Profile: Industry-leading lightweight design eliminates payload burden and ensures gimbal stabilization performance remains unaffected.
Minuscule Physical Footprint: Ultra-small form factor (≤26.5×26.2×14.2mm) is designed exclusively for tight gimbal enclosures and thermal camera integration setups.
Ultra-Low Power Consumption: Optimized power draw extends drone endurance, making it ideal for battery-powered aerial payload operations.
Minimal Blind Zone: ≤5m near-field detection enables precise low-altitude sensing and reliable obstacle avoidance.
Wide Environmental Resilience: Stable operation across -20℃ to +50℃, paired with IP67 lens protection for all-weather aerial deployment.
Plug-and-Play TTL Interface: Direct plug-in integration with flight controllers and gimbal control systems ensures real-time, seamless data transmission.
Full Development Toolkit: Included PC analysis software and standard SDK facilitate rapid integration and secondary development for custom payload needs.

Target Application Scenarios

Micro UAV gimbal stabilization & distance sensing.
Thermal imaging drone payload integration & co-axial alignment.
UAV altitude control & real-time obstacle avoidance.
Space-constrained aerial mapping & topographic mapping systems.
Compact AR/VR spatial sensing for drone-mounted systems.
Industrial drone automation & precision aerial measurement.

Technical Specifications

Parameter Item	Standard Specification	Technical Note
Laser Wavelength	905nm±5nm	Semiconductor Pulsed Laser
Detection Blind Zone	≤5m	Near-field sensing optimization
Transmitter Aperture	Φ10mm×7.5mm	Precision optical emission
Receiver Aperture	Φ15mm×10mm	High-sensitivity collection
Measuring Range	≥1200m	Large Target (Visibility≥10km, Humidity≤60% RH)
Distance Accuracy	≤±1m (<300m); ≤±2m (≥300m)	High-precision surveying grade
Measurement Success Rate	≥98%	High-confidence data acquisition
False Alarm Rate	≤2%	Reliable target identification
Pulse Repetition Modes	Single-shot / Continuous	Self-adaptive adaptation modes
Operating Temperature	-20℃ to +50℃	Storage: -30℃ to +50℃
Communication Interface	TTL	Baud Rate: 115200bps
Supply Voltage	DC 3.3V	Typical voltage for UAV controllers
Power Consumption	Standby ≤0.06W; Average ≤1W	Standby via Active-low enable
Physical Dimensions	≤26.5mm×26.2mm×14.2mm	Space-constrained footprint
Product Weight	≤13g	SWaP-optimized aerial payload
Electrical Connector	Plug: 0.8WTB-6Y-2	Socket: 0.8WTB-6AWB-01

Electrical Interface & Pin Definition

The sensor utilizes a dedicated 6-pin aerospace-grade connector set (Plug: 0.8WTB-6Y-2; Socket: 0.8WTB-6AWB-01) with reverse polarity protection.

Pin No.	Label	Function Description	Signal Direction
1	Power-EN	Active-High Enable Control	Host → Sensor
2	TTL_RXD	Serial Data Input	Host → Sensor
3	TTL_TXD	Serial Data Output	Sensor → Host
4	NC	Not Connected	—
5	V+	DC 3.3V Positive Power Input	Power Supply
6	GND	System Ground Reference	Power Reference

OEM & Integration: DroneSense Solutions offers full customization including mechanical modification for gimbal matching, interface adjustment, and performance tuning for professional drone manufacturers.

Mechanical & Optical Interface Specification

This section defines the complete mechanical dimensions, mounting hole layout, and optical aperture parameters, specifically engineered for seamless micro gimbal assembly.

Overall Dimensions: ≤26.5×26.2×14.2mm | Core Weight: ≤13g

Mounting Holes: 4 × M1.4 (V3 standard mounting holes) for fixed surface mounting to gimbal inner chassis.
Optical Apertures: Separate dual-aperture design. Transmit: Φ10mm×7.5mm; Receive: Φ15mm×10mm.
Key Structural Tolerances: Strict implementation on 23+0.1mm and 11.95mm dimensions for mounting stability.
Corner Radii: 4 × R1.5 (-0.05mm) for precise enclosure fitting.
Optical Protection: IP67 sealed lens, resistant to aerial dust and moisture in diverse flight environments.