Gemini 305 / 305g

Lightweight Close-Range Stereo Vision Camera for Robotic Wrist Mounting

4 cm Ultra-Close Depth & Color Imaging | Global-Shutter Stereo Color | Multi-Camera Sync

Small on the Wrist. Big on Performance.

Gemini 305 compact 65g stereo camera designed for humanoid robot integration

Gemini 305 is a stereo vision camera designed for robotic wrist mounting, featuring a minimum operating range of 4 cm and a 68 g compact body, and providing precise visual data for recognition and grasping.

The camera offers a wide FOV, along with global shutter sensors for dynamic scenes, and real-time megapixel depth and color output. Its proprietary decoupled depth–color design and dual-channel color capture with consistent ISP imaging results support diverse application needs.

Additionally, a GMSL2-enabled version of the Gemini 305g is available, offering the durability and stability required for robotic arms in motion.

Gemini 305 compact stereo vision camera for robotic arm mounting

* The USB Type-C interface is equipped with 
an interface cover at shipment.

High-Performance Sensing

4–100 cm+ Imaging Range with Sub-millimeter Accuracy at 15 cm

Gemini 305 sub-millimeter accuracy depth sensing from 4cm to 100cm

Real-Time Color & Depth Streaming,
with Resolutions up to 1280 × 800
and Frame Rates up to 60 fps

Gemini 305 real-time 1280x800 depth streaming at 60fps

Depth to Color Aligned FOV*: H 88° × V 65° × D 98°;
Full Color: H 94° × V 68° × D 104°

Gemini 305 wide FOV depth camera with 88° x 65° depth field of view

Agile Imaging

– Predefined Imaging Presets with One-Click Stream Switching between “Depth + Color” and “Dual-Color” Combinations
– Spatial & Temporal Depth to Color Alignment with Independently Configurable Resolutions

Seamless Sync

– Multi-Camera Sync in Two Methods: Hardware-Sync for High Accuracy & Software-Sync for High Flexibility
– Low-Latency Direct Depth Output Down to 60 ms, Reducing Host Load
– Externally Triggered Capture for Synchronized Operation

Robotics-Ready Design

Gemini 305 IP54 rated depth camera for dust and splash protection
IP54-rated for Dust & Splash Protection
Gemini 305 wide temperature operation from -10°C to 45°C for industrial robotics
Temperature Adaptability: -10°C to 45°C

Gemini 305g

Delivering Flexible and Durable Dynamic Cabling for Robotic Arm Applications

Building on the Gemini 305’s advanced visual perception capabilities, the Gemini 305g adds a GMSL2 serializer and a FAKRA connector with highly flexible, low-loss cabling, enabling reliable cable routing under twisting and bending in robotic arm applications.

Typical Applications

Collaborative robot with Gemini 305 wrist mounted stereo vision camera
Cobots
Humanoid robot hand eye coordination powered by Gemini 305 depth camera
Humanoid Robots

Accelerate Your Deployment

Open-Source SDK

Streamlined and Precise Multi-Camera Synchronization

Online Upgrade Functionality

Professional Technical Team for Development Support

Supports Multiple Platforms, Systems, and Programming Languages

Rich Metadata Support

Gemini 305 Specifications

Product Specifications
Use Environment
Indoor & Outdoor
Depth Technology
Stereo Vision
Baseline
18mm
Ideal Range
7 - 50cm
Operating Range[1]
4 - 100cm+
Spatial Precision
≤1% (1280 x 800 @ 50cm & 90% x 90% ROI)
Depth Resolution
@Frame Rate
Up to: 1280 x 800 @ 30fps
Depth FOV
H 88° x V 65° ±3° (1280 x 800 @ 20cm)
Color Resolution
@Frame Rate
Up to: 1280 x 800 @ 60fps
Color FOV
H 94° x V 68° ±3°
Sensor Type
Stereo Color: Global Shutter
Physical Parameters
Dimensions(W × H × D)
42mm x 42mm x 23mm
Weight
68g
Data Connection
USB 3.0 (recommended) & USB 2.0
Interface
USB Type- C
Power Supply
DC 5V & 700mA
Power Consumption
Average: <2.0W
Ambient Temperature
-10 - 45°C
Ingress Protection Rating
IP54
Installation
Bottom: 1 x 1/4-20 UNC, 2 x M3
Back: 2 x M3
Multi-camera Sync
Support
External Trigger
Software & Hardware
[1]4 cm @ 848 x 530, with a 256-level disparity range.

Related Orbbec 3D Camera Solutions

Gemini 215

On-Chip Depth Processing | Short-Range | Indoor Scanning

Gemini 335Lg

GMSL2/FAKRA | Support Multiple Deserialization Solutions | IP65 

Gemini 330 Series
Stereo Vision 3D Camera

Frequently Asked Questions

The Gemini 305 is a lightweight 68g stereo vision camera specifically designed for robotic wrist mounting. Its ultra-close 4cm minimum range, sub-millimeter accuracy, and compact 42mm x 42mm form factor make it ideal for collaborative robots (cobots), humanoid robots, and pick-and-place applications requiring precise close-range depth sensing.

The Gemini 305g adds a GMSL2 serializer with FAKRA connector in addition to the USB Type-C interface. This GMSL2/FAKRA option provides flexible, low-loss cabling that better handles the challenges of constant twisting and bending in dynamic robotic arm motion.

The Gemini 305 achieves sub-millimeter accuracy at 15cm and maintains spatial precision of ≤1% at 50cm (measured at 1280x800 resolution within 90%x90% ROI).

Depth resolution: up to 1280x800 at 30fps. Color resolution: up to 1280x800 at 60fps. Both depth and color streams use global shutter sensors, ensuring sharp imaging of moving objects without motion blur.

The Gemini 305 has an IP54 ingress protection rating for dust and splash protection. It operates in ambient temperatures from -10°C to 45°C.

The Gemini 305 is optimized for: Cobots (collaborative robots) with wrist-mounted vision, Humanoid robots for hand-eye coordination and dexterous manipulation, Pick-and-place operations requiring close-range accuracy, and robotic grasping tasks. Its 4cm minimum range and lightweight 68g design make it ideal for end-of-arm tooling applications.

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