Stereo egocentric capture

Ready for real-world evaluation.

A complete wearable device for synchronized stereo video, IMU and calibration metadata—with local recording and wireless phone control.

See how it works View the device

Complete configured kit · removable storage · no laptop required

OpenRobot stereo camera mounted on a black cap

Actual deviceStereo Cap

1080pper eye

30 fpssynchronized

Globalshutter

~505 Hz6-axis IMU

60.2 mmbaseline

Capture and storage path

How the device works.

The receiver connects wirelessly to any Android device or iPhone for capture control and cloud upload. Recording remains local.

Stereo cap

Video + IMU · one device clock

Receiver

Records the complete session locally

Removable SD

Video · IMU · calibration metadata

Any Android device or iPhone

Local 2.4 GHz Wi-Fi

Capture control

Start / stop

Cloud upload

From Android / iPhone

One configured device

Wear it. Control it. Record locally.

Every kit includes the cap, stereo camera, receiver, cable, power bank and selected removable SD card. The phone is the wireless control surface; the receiver remains the recording hub.

Dual global-shutter cameras
Synchronized video + 6-axis IMU
Per-unit factory calibration metadata
128 GB to 1 TB removable storage

Contact mahid@theopenrobot.com

Technical profile

Measured where it matters.

Configured output3840 × 1080

Side-by-side stereo at 30 fps with synchronized IMU and calibration context.

Imaging and capture

Image sensors: 2× SmartSens SC233HGS global-shutter color
Native recording: 1920 × 1080 per eye at 30 fps, synchronized H.265
Capture modes: 3840 × 1080 @ 30 · 3200 × 1200 @ 30
Interface: USB 2.0 high-speed · UVC bulk · Android OTG
Exposure: User-settable; tested at 10 ms under 50 Hz lighting
IMU: 6-axis MEMS · ~505 Hz · ±1000 dps · ±4 g

Synchronization and timing

Stereo synchronization: Hardware left/right same-frame exposure
Timestamp alignment: ~0.4 ms measured precision
Camera–IMU offset: +3.9 ms estimated from Kalibr
Camera–IMU solve: 1.14 px camera reprojection · 5.6 mm lever arm
Frame metadata: Device timestamps at 33.333 ms per frame

Calibration

Model: Pinhole + Brown-Conrady radial-tangential distortion
Calibration artifact: 964-byte per-unit factory calibration
Included: Per-eye intrinsics + stereo extrinsics
Reprojection quality: Factory stereo-calibration RMS: ~0.24–0.37 px per unit
Session output: Calibration metadata copied into every recorded session

Physical and power

Baseline: 60.2 mm
Stereo assembly: 45 g published value; 44 g measured
Receiver: 35 g; records complete sessions locally
Supplied power: 10,000 mAh · 175–180 g · expected 10–12 hours
Storage: Removable SD · 128 GB to 1 TB

01Synchronized capture

Stereo video + IMU on one device clock

02Local recording

The receiver writes the complete session to SD

03Complete output

Video · IMU + timestamps · calibration metadata

Local by design

Capture continues even when the phone is only the remote.

The receiver, removable storage and power assembly form the local recording device. Android or iPhone provides capture control and optional cloud upload.

ControlLocal 2.4 GHz Wi-Fi

InternetOnly for cloud upload

RecorderNo laptop required

BatteryExpected 10–12 hours

OpenRobot receiver and removable storage hardware — ReceiverRecords every session locally

Commercial configuration

One kit. Choose the storage tier.

Every tier includes the same configured device. Final card model and delivery details are confirmed with the order.

StorageConfigured priceBest suited to

128 GBUSD 250Base evaluation kit

256 GBUSD 285Multi-session field use

512 GBUSD 330High-volume capture days

1 TBUSD 440Maximum removable capacity

256 GB recording guide~50 hours

of recording per card

Plan at 5.1 GB/hour: about 49 hours. A card covers roughly five field days per person at 10–12 hours of battery runtime.

SceneGB / hourHours

Quiet scenes3.670

Most everyday work4.259

Plan for this5.149

Busy, detailed scenes7.932

Heaviest observed9.925

Delivery

From evaluation to fleet.

Shipping, taxes, destination and final packing are confirmed with the order.

1 device / sampleASAP

Subject to available stock and final configuration.

2–99 devices2–3 weeks

After configuration and order confirmation.

100–5,000 devices4 weeks

After forecast, configuration and order confirmation.

Evaluation reference

Common buyer questions.

For sample data, configuration details or a specific deployment, contact OpenRobot directly.

Email Mahid Review sample data

Can the receiver record without a laptop?

Yes. It records directly to removable SD. The Android device or iPhone is the wireless control interface.

Where are recordings stored?

Every session is saved locally on the receiver. Upload to cloud storage from Android or iPhone, or remove and replace the SD card.

Does control require the internet?

No. Control uses local 2.4 GHz Wi-Fi. Internet is only required when uploading a session to cloud storage.

What documentation is included?

Capture, calibration and session metadata are provided with the configured device.

What is included in the price?

The cap, stereo camera, cable, receiver, power bank and selected removable SD card are included.

How is the final configuration confirmed?

Storage, quantity, destination and delivery timing are confirmed before fulfillment.

Device limited warranty

Clear coverage. Direct support.

12 monthsLimited coverage

3 daysReport delivery issues

1 business daySupport target

Repair / replacePossible remedy

The warranty covers defects in materials and workmanship under normal use. A signed agreement or accepted order controls if it provides different terms.

mahid@theopenrobot.com ↗