Technical Specs & Performance

Gaze Data

Format

Normalized 2d gaze positions.

Frequency

200Hz after upload to Pupil Cloud.
120Hz on Companion Device.

Calibration

None

Sensors

Eye Cameras

200Hz @ 192x192px IR illumination

Scene Camera

Detachable scene camera.
30Hz @ 1088 x 1080px
82°x82° FOV. Square aspect ratio covers full field of view.

Audio

Microphone included in scene camera.

IMU

Gyroscope and Accelerometer @200Hz.

Recording

Gaze data, videos, user input data.

Real-Time Streaming

Gaze data at 120Hz and world video.

Technical Report

‘A High-Level Description and Performance Evaluation of Pupil Invisible’ (2020-09-01)

Physical Properties

Frame

PA12 Nylon

Lenses

CR-39 Anti-Scratch UV Filter
Anti-Reflective
Dust and water repelling coating

Weight

46.9 g

Prescription Lenses

Lens Kit

Get the accessory prescription lens kit. Ships with -3 to +3 diopter lenses in 0.5 steps.

Custom Lenses

If you need custom lenses, you can take Pupil Invisible glasses to your optometrist to get custom lenses just like normal glasses frames. The frame can accomodate up to -8/+8 diopter.

Machine Learning

Environment

Robust for all environments

Demographics

Works on the majority of people

Slippage Compensation

Slippage invariant.

Mobile Recording Unit

Functionality

Provides power, storage, network streaming, and neural network computation for gaze estimation.

Software

Pupil Invisible Companion App – download for free on PlayStore.

Recording Duration

150 minutes recording time. 8 hours of recording storage.

Compatible Devices

Ships with OnePlus 8. Also compatible with OnePlus 6.

Additional Recording Unit

Use a second mobile recording unit while the first is charging and uploading recordings to Pupil Cloud. See accessories.

Cloud

Upload recordings to pupil cloud (opt-in).

What’s in the box

Pupil Invisible glasses

OnePlus 8 Android phone. Power adaptor for charging. Note: EU plug type.

(Invisible Companion app is not pre-installed)

Traveling case for secure storage and transport of glasses and phone.

USB-C to USB-C cable

Shaded lenses and clear lenses

Microfiber lens cleaning cloth

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Pupil Labs Pupil Invisible Eye Tracker

AR, VR, Mixed Reality, Smart Gadgets