眼镜式眼动仪
仪器介绍
Tobii Pro Glasses 3眼动仪是一款先进的穿戴式眼动追踪设备，专为在真实环境中使用而设计，它轻巧便携，在受试者活动时捕捉自然的视觉行为。设备具有高达100Hz的采样率，可精确追踪动态注视，并配备了快速单点校正和滑移补偿技术，确保在不同光照条件下、长时间使用或头部移动时数据的准确性。该设备数据采集操作简便，具有无线实时查看数据功能，通过将注视点数据叠加在广角高清场景视频上，提供关于注意力模式的真实信息。结合Tobii Pro Lab软件丰富的分析功能，如AOI分析、自动2D投射等，该设备能够支持在消费者行为（如商品包装/货架浏览）、人机交互（如界面可用性）、人体工程学安全（如危险识别）等多个关注视觉注意动态的领域的研究。
参数
| Eye tracking technique | Corneal reflection, dark pupil, stereo geometry |
| IR illuminators & Cameras | 16 illuminators and four eye cameras integrated into scratchresistant lenses |
| Binocular eye tracking | Yes |
| Sampling rate | 100 Hz |
| Calibration procedure | One point |
| Parallax compensation tool | Automatic |
| Slippage compensation | Yes, 3D eye tracking mode |
| Pupil measurement | Absolute measure |
| Accuracy | 0.6° |
| Scene camera video resolution | 1920 × 1080 at 25 fps |
| Scene camera, field of view (diagonal/horizontal/vertical) | 106/95/63 deg. 16:9 format |
| Audio | 16-bit mono, integrated microphone |
| Sensors | Gyroscope and Accelerometer (sampled at 100 Hz), Magnetometer (sampled at 10 Hz) |
| Glasses weight | 76.5 grams including cable |
| Battery type | Rechargeable 18650 Li-ion |
| Capacity | 3400 mAh Storage media SD (SDXC, SDHC) card |
| Sync port | A 3.5 mm jack (TTL signal) |
| Corrective lenses | Ranging from –8.0 dpt. to +3.0 dpt. in increments of 0.5 dpt |
| Accessory | Tinted Protective Lenses with IR blocking |
| Software | Glasses 3 Controller (for acquisition with Windows/Mac/Android version), Tobii Pro Lab (for quantitative analysis), Tobii Pro Glasses 3 API (for integrated solutions) |