Safety Information and Technical Specifications
This section contains important information about safety and legal notices while using any of Flux sensor. Please read them carefully before operating any of the sensors. Contact Freefly in case of any doubts.
Specifications
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Hesai 32M
Livox Avia
Ouster OS1
Channels LiDAR
32
128
Range
300 m
450 m
200 m
Field of View
360° x 40°
70° x 77°
360° x 42.4°
Laser Returns
3
3
2
Accuracy
±3 cm / 1.2 in
±5 cm / 2 in
±3 cm / 1.2 in
Precision
0.5 cm / 0.2 in
2 cm / 0.8 in
0.5 cm / 0.2 in
Points per Second
1,920,000
720,000
5,242,880
RGB Camera (Ximea 20mp)
✔️
✔️
✔️
Internal precision IMU unit with 1°/hr gyroscopes
✔️
✔️
✔️
GNSS (Dual Full-band Receivers L1/L2/L5/L6)
✔️
✔️
✔️
INS solution
2000 Hz
2000 Hz
2000 Hz
Storage
USB-C drive (256gb included)
USB-C drive (256gb included)
USB-C drive (256gb included)
Operating temperature range
-20C to +50C
-20C to +50C
-20C to +50C
Dimensions
96x93x104 mm
Weight
690 g
420 g
690 g
Hardware Interface
Freefly Smart Dovetail
Freefly Smart Dovetail
Freefly Smart Dovetail
NDAA Compliant
-
-
✔️
Compatibility
Freefly Astro Freefly Alta X DJI Skyport
Freefly Astro Freefly Alta X DJI Skyport
Freefly Astro Freefly Alta X DJI Skyport
Safety & Legal Notices
Flux H1 features a Hesai XT32M2X sensor that has been evaluated to be Class 1 laser product per 60825-1:2104 (Ed. 3) and operates in the 905 nm band.
Flux O1 features an Ouster OS1 sensor that has been evaluated to be Class 1 laser products per 60825-1: 2014 (Ed. 3) and operates in the 865nm band.
Flux L1 features a Livox Avia sensor that has been evaluated to be Class 1 laser product per 60825-1:2104 (Ed. 3)and operates in the 905 nm band.
Laser Radiation

The XT32M2X, Ouster OS1, and Livox Avia sensors featured in Flux emit Class 1 invisible laser radiation.
The entire window is considered to be the laser aperture. While Class 1 lasers are considered "eye safe", avoid prolonged direct viewing of the laser and do not use optical instruments to view the laser.
This product does not have a power switch. It starts operating once connected to power. During operation, the entire cover lens can be regarded as the product's laser emitting window; looking at the cover lens can be regarded as looking into the transmitting laser.
Use of controls, or adjustments, or performance of procedures other than those specified herein may result in hazardous radiation exposure.
Hot Surfaces

Flux can get very hot - use caution when handling Flux or removing it from the payload connector
When operated in an ambient temperature > 40 °C, the metallic surfaces of the sensor may be hot enough to potentially cause skin burn. Avoid skin contact with the sensor’s base, lid and the heatsink when the sensor is operated under these conditions. The sensor should not be used in an ambient temperature above 50°C. The maximum safety certified ambient operating temperature is 50°C.
Installation and Operation
Before powering on the product, make sure the electrical interfaces are dry and clean. Do NOT power on Flux with wet connectors on the Smart Dovetail or GNSS modules
Do not "hotswap" (remove or insert) Flux from the Smart Dovetail connector when the aircraft is powered on. Doing so may damage the aircraft and/or Flux
LiDAR Cover Lens
Do not touch the plastic or glass covering over the LiDAR sensor. Fingerprints or other contaminates such as grease or dirt can cause issues with the point cloud collection on Flux. The LiDAR cover can be gently wiped down as needed with the included microfiber cloth. Avoid scratching the glass or plastic lens covering.
Operating Temperatures
Freefly Flux is designed to operating in temperatures between -20 °C to 50 °C. When operated in an ambient temperature > 40 °C, the metallic surfaces of the sensor may be hot enough to potentially cause skin burn. Avoid skin contact with the sensor’s base, lid and the heatsink when the sensor is operated under these conditions. The sensor should not be used in an ambient temperature above 45°C. The maximum safety certified ambient operating temperature is 50°C.
When the sensor reaches the maximum operating temperature specified below, the sensor may become inactive and shut off.
Recommended Storage Conditions
Store the product in a dry, well-ventilated place. The recommended ambient temperature is 23±5°C, and the humidity between 30% and 70%.
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