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Tobii TX300 Manual

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Description
Tobii
®
Technology
Tobii TX300
Eye Tracker

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Summary of Contents for Tobii TX300

  • Page 1 Product Description Tobii ® Technology Tobii TX300 Eye Tracker...

  • Page 3: Table Of Contents

    Tobii Technology AB, is strictly prohibited. No part of this publication may be reproduced, stored in a retrieval system, or transmitted in any form or by any means, electronic or mechanical, including photocopying and recording, without the prior consent of the copyright holder.
  • Page 4 • Consult the dealer or an experienced radio/TV technician for help. All Tobii Eye Trackers are CE-marked, indicating compliance with the essential health and safety requirements set out in European Directives. The Tobii Eye Trackers are for use in office environments.

  • Page 5: Introduction

    300 Hz. This means that eye movements such as saccades and short fixations can be studied without using a chinrest. The TX300 has a built in user camera as well as a speaker which allows for recording of subjects’ reactions to stimuli as well as playback of sounds. Tobii TX300 offers maximum flexibility with numerous software and stimuli set-up options.

  • Page 6: Technical Specifications

    Product Technical specifications Tobii TX300 Eye Tracker The characteristics of an eye tracker can be described in terms of gaze accuracy and gaze precision. Accuracy describes the angular average distance from the actual gaze point to the one measured by the eye tracker.
  • Page 7 Tobii TX300 Eye Tracker Gaze precision (Preliminary measurements) Monocular Binocular With Stampe filter 0.06° 0.04° Without filter 0.22° 0.15° Stampe (Behavior Research Methods, Instruments & Computers, 1993, 25 (2), pp.137-142) describes a noise reduction filter commonly used for eye tracking data. In these measurements, the Stampe stage 2 algorithm has been applied.

  • Page 8: Unit Specifications

    Description Product The TX300 Eye Tracker is an integrated eye tracker with a removable 23’’ TFT monitor. Removing the TFT monitor transforms the integrated eye tracker into a standalone eye tracker. Screen unit Overall dimensions Screen size 23” Screen resolution (Max)

  • Page 9: Eye Tracker Data Output

    Tobii Software Development Kit (SDK) product description. Below is a list of data that can be accessed through the output of the eye tracker. In Tobii Studio analysis software this data can be accessed through a Raw data text export function, and easily imported into a spreadsheet for further analysis.

  • Page 10: Eye Tracking Setups

    The eye tracker is connected via a USB LAN adapter. Local Live Viewer This setup requires the Tobii Studio Professional or Enterprise version. The setup below is used when the test is to be supervised from a screen next to the eye tracker setup where the moderator can see the eye movements of the subject in real time during testing.

  • Page 11: Tobii Setups With A Standalone Eye Tracker

    Tobii Studio. The setups below do not include the user camera and user sound. To use the user camera and sound option or the Live Viewer in Tobii Studio, a Professional or Enterprise edition of the software is required.
  • Page 12 Physical objects and scene camera setup The scene camera setup is suitable when using a Tobii standalone eye tracker for recording and analysing eye tracking data, when the stimulus is a physical object, like an object on a table or a PDA.

  • Page 13: Advanced Setups Fortobii Eye Trackers

    Tobii Studio, and use the Screen Recording option in Tobii Studio. For this setup, the image from the Tobii Studio computer has to be displayed on the screen of a Tobii Eye Tracker during calibration (to display the calibration points). The external stimulus computer, however, should be shown on the Tobii Eye Tracker display during the actual test.
  • Page 14 ® the Tobii Eye Tracker processing unit and Tobii Studio software over TCP/IP. An RGB capture card can be used to capture a video of the stimulus presented by E-Prime in Tobii Studio for visualizations and ®...

  • Page 15: On Accessories & Related Products

    All stationary Tobii eye trackers are shipped in sturdy cases that can be used for subsequent transporta- tion. The Tobii TX300 Eye Tracker is shipped with a digital angle gauge which can be used for the measure- ments needed when using the TX300 as a standalone eye tracker.

  • Page 16: Appendix I: Glossary

    = stimuli point. Eye tracking technique Tobii Eye Trackers use two different techniques to determine eye position: 1. Bright pupil eye tracking, where an illuminator is placed close to the optical axis of the imaging device, causing the pupil to appear lit up (the same phenomenon that causes red eyes in photos).

  • Page 17: Appendix Ii: Measurements

    For TX300, the sampling rate was 300 Hz and the distance 65 cm (27’’). Precision is calculated as root-mean-square (RMS) of successive samples.
  • Page 18 Tobii Sales: EMEA NORTH AMERICA ASIA CENTRAL EUROPE Tobii Technology AB Tobii Technology, Inc. Tobii Technology, Ltd. Tobii Technology GmbH Karlsrovägen 2D 510 N. Washington Street 3-4-13 Takanawa, Minato-ku Niedenau 45 SE-182 53 Danderyd Suite 200 - Falls Church, VA...

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