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Tobii X2-30 User Manual

Eye tracker
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U U s s e e r r ' ' s s M M a a n n u u a a l l
T T o o b b i i i i X X 2 2 - - 3 3 0 0 E E y y e e T T r r a a c c k k e e r r

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Summary of Contents for Tobii X2-30

  • Page 1 U U s s e e r r ’ ’ s s M M a a n n u u a a l l T T o o b b i i i i X X 2 2 - - 3 3 0 0 E E y y e e T T r r a a c c k k e e r r...
  • Page 3 © Tobii Technology AB The information contained in this document is proprietary to Tobii Technology. Any reproduction in part or whole without prior written authorization by Tobii Technology is prohibited. Products that are referred to in this document may be either trademarks and/or registered trademarks of the respective owners.

  • Page 5: Table Of Contents

    S S e e t t t t i i n n g g U U p p t t h h e e X X 2 2 E E y y e e T T r r a a c c k k e e r r ........................................5 5 Prerequisites..........................5 Mounting the Eye Tracker ......................5 4.2.1 Mounting the Tobii X2 Eye Tracker to a Screen ............5 4.2.2 Mounting the Tobii X2 Eye Tracker Using a Desk Stand/Tripod........8 Tobii Eye Tracker Installer ......................8 Installing additional software ....................11...
  • Page 6 Compliance Information......................33 F2.1 FCC Statement.....................33 F2.2 Industry Canada Statement ..................33 F2.3 Standards ......................33...

  • Page 7: Overview

    The Tobii X2–30 is a small eye trackers measuring only 184 mm (7.2’’) in length. It enables your portable eye tracking lab and studies that require an eye tracker to track even large objects at close distances (up to 36° gaze angle). Use the eye trackers to conduct studies on: •...

  • Page 8: 2 H H A A R R D D W W A A R R E E P P A A C C K K A A G G E E C C O O N N T T E E N N T

    Hardware Package Content Standard Package The standard Tobii X2–30 Eye Tracker package contains the following main parts: • Tobii X2-30 Eye Tracker Compact Edition • Two adhesive mounting brackets for permanent installation. • USB extension cable • Tobii X2-30 Eye Tracker USB memory stick containing the Tobii Eye Tracker Installer •...
  • Page 9 It can be mounted on a tripod. For instructions on how to package mount the eye tracker using the desk stand, please see 4.2.2 Mounting the Tobii X2 Eye Tracker Using a Desk Stand/Tripod, page 8 – Digital angle gauge The digital angle gauge and the measuring tape are provided for the –...

  • Page 10: 3 P P R R O O D D U U C C T T C C A A R R E

    Cleaning Before cleaning the Tobii X2 Eye Tracker device shut down the computer to which it is attached and unplug all cables. Use a soft, slightly damp, lint-free cloth. Avoid getting moisture in openings on the device. Don’t use window cleaners, household cleaners, aerosol sprays, solvents, alcohol, ammonia, or abrasives to clean the device.

  • Page 11: 4 S S E E T T T T I I N N G G U U P P T T H H E E X X 2 2 E E Y Y E E T T R R A A C C K K E E R

    You are using USB 2.0. The Tobii X2 Eye Tracker does not support the USB 3.0. • Always try out the Tobii X2 Eye Tracker before attaching it permanently to the screen in order to make sure that it works properly in conjunction to your screen.
  • Page 12 Additional mounting brackets (mounting bracket kit) 2. Make sure that the area where the Tobii X2 Eye Tracker is going to be mounted is free from dust and dirt. If you clean it using a wet wipe, make sure that the area is completely dry before proceeding with the next step.
  • Page 13 Standard package mounting brackets and additional mounting brackets (mounting bracket kit) 8. Position the Tobii X2 Eye Tracker and attach it to the mounting bracket as shown in the figure to the right. Make sure to position it in the right way so that the mounting bracket fits exactly in the slot on the back of the eye tracker.

  • Page 14: Mounting The Tobii X2 Eye Tracker Using A Desk Stand/Tripod

    Mounting the Tobii X2 Eye Tracker Using a Desk Stand/Tripod A desk stand is available as an accessory for the Tobii X2 Eye Trackers, and it is to be used for setups where the eye tracker is not attached to the screen where the stimuli are presented, such as projection screen setups. It can be mounted on a tripod with the supplied tripod screw nut.

  • Page 15: 6 P P O O S S I I T T I I O O N N I I N N G

    Connect the Tobii X2 Eye Tracker to a USB 2.0 port on your computer by using the provided USB cable. Use an USB extension cable if needed. If you are using a Tobii X2–60 Eye Tracker with an external processing unit, first you need to connect the eye tracker USB cable to the external processing unit and then connect the external processing unit to the computer by using an Ethernet cable.
  • Page 16 Click the Next button. You will be directed to the Select Display Monitor screen Specify on which of the screens connected to your computer the Tobii X2 eye tracker is mounted. If you are unsure which screen is the one that the eye tracker is attached to, click the Identify button. You will see a number displayed on each screen so that you can identify it.

  • Page 17: Installing Additional Software

    Installing additional software After installing and setting up the eye tracker, you need to install other software that you intend to use such as Tobii Studio or To- bii SDK. Please see the respective software user manuals for detailed instructions.

  • Page 18: Re-Configuring The Tobii X2 Eye Tracker

    Re-configuring the Tobii X2 Eye Tracker If you move the Tobii X2 Eye Tracker to another computer you must always run the Tobii Eye Tracker Installer on that computer to configure the eye tracker for the new setup. If you move the eye tracker between different computers, monitors or setups you must always re-configure the Tobii X2 Eye Tracker settings for it to work properly.
  • Page 19 Click the Start mapping button. The mapping screen will be displayed on the monitor the eye tracker is attached to. Drag the handles on the dotted lines to align them with the mounted Tobii X2 Eye Tracker. Precisely align the dotted lines with the outer edges of the eye tracker.
  • Page 20 It is very important to be as careful and precise as possible when performing this step because a wrongly per- formed configuration may result in offsets in the eye tracking data. When you have finished aligning, click the I’m done button. The settings are automatically saved and the Tobii X2 Eye Tracker is now re-configured. Close the window.

  • Page 21: Reference Measurement Point Of The Tobii X2 Eye Tracker

    Select your Tobii X2 Eye Tracker from the list and click the C C o o n n f f i i g g T T o o o o l l ..button.

  • Page 22: Setting The Parameters In The X Configuration Tool

    Setting the parameters in the X Configuration Tool When using the Tobii X2 Eye Tracker without being mounted on a standard laptop or monitor, you must specify all the positioning parameters in the X Configuration Tool, as described below: U U n n i i t t s s : : — Select the unit you want to use for measuring the distances: inches or centimeters.
  • Page 23 D D — distance between the measuring point of the eye tracker (read 5.1 Reference Measurement Point of the Tobii X2 Eye Tracker, page 15 ) and the display. Measure the distance from the measuring point on the Tobii X2 Eye Track- er to the front of the active display on the monitor, projection screen, or TV screen, or in a scene camera setup to the virtual screen.
  • Page 24 This is useful if you want to save a particular configuration of a setup to be able to reuse it at a later point in time or from another computer. 5 The X Configuration Tool Tobii X2-30 Eye Tracker User’s manual v.1.0.3 - en-US...
  • Page 25 When the Tobii X2 Eye Tracker is used in a setup where it is not attached to a screen, it should be placed below the monitor (or below the surface that is to be used for presenting the stimuli) without covering the bottom of the display area for the participant watching the stimuli.

  • Page 26: Freedom Of Head Movement

    The Tobii X2 Eye Tracker allows for head movements of 50 x 36 cm (20 x 14ʺ) (Width x Height) at the distance of 70 cm (27.5ʺ) from the eye tracker. Depending on factors such as droopy eyelids, visual aids and other characteristics of the eye, the optimal distance between the participant and the eye tracker varies.

  • Page 27: Single Screen Setup

    To configure this setup: Mount the eye tracker below the screen as instructed in 4.2.1 Mounting the Tobii X2 Eye Tracker to a Screen, page 5 . Run the Tobii Eye Tracker Installer and connect the Eye Tracker to your computer. For instructions please read 4.3 Tobii Eye Tracker Installer, page 8 .

  • Page 28: Local Live Viewer Setups

    (where the stimuli will be presented) presentation. You use the laptop to present the stimuli on the connected to a laptop running Tobii Studio that will be used as screen via the projector and also as a secondary screen so a secondary screen by the test leader to see the test partici- that the test leader is able to see the test participant’s eye...

  • Page 29: Physical Object Setup

    To configure this setup: Mount the eye tracker on a tripod, using the supplied desk stand as instructed in 4.2.2 Mounting the Tobii X2 Eye Tracker Using a Desk Stand/Tripod, page 8 . Connect the eye tracker to the computer via USB.

  • Page 30: External Video Stimulus Recording

    Tobii Studio and use the Screen Recording option in Tobii Studio instead. For this setup, the image from the Tobii Studio computer has to be displayed on the screen during calibration (to display the cali- bration points).

  • Page 31: Specifications

    B B i i n n o o c c u u l l a a r r M M o o n n o o c c u u l l a a r r Artificial Eye Appendix A Tobii X2–30 Eye Tracker Specifications Tobii X2-30 Eye TrackerUser ’s manual v.1.0.3 - en-US...
  • Page 32 As the Tobii X2-30 Eye Trackers have a variable and low sampling rate, they are not suitable for detailed studies of the onset or durations of fixations, saccades or other measures requiring high temporal and stable sampling precision.
  • Page 33 Tobii X2 Eye Tracker Desk Stand Package: • Tobii X2 Eye Tracker Desk Stand Kit • Digital angle gauge • Measuring tape • Small tripod • Tripod screw nut Appendix A Tobii X2–30 Eye Tracker Specifications Tobii X2-30 Eye TrackerUser ’s manual v.1.0.3 - en-US...
  • Page 34 “freedom of head movement”, which is roughly between 40-90 cm for the Tobii X2 Eye Tracker from the center of the eye tracker when seen from the side (read more about this in 6 Positioning, page 19 .
  • Page 35 Different applications can be connected as clients to the eye tracker to, e.g., gather eye gaze data in real-time and perform calibrations. Applications that can be used together with the eye tracker include the Tobii Studio software, third party software products, or your own custom software based on the Tobii Software Development Kit.
  • Page 36 Appendix D Glossary Tobii X2-30 Eye Tracker User’s manual v.1.0.3 - en-US...
  • Page 37 Appendix E How to upgrade the firmware From time to time Tobii will release new updates of the eye tracker firmware that will improve performance and/or introduce new functionality. Follow the instructions below to upgrade the firmware on your eye tracker.

  • Page 38: F1 Safety

    The Tobii X2–30 Eye Tracker should be mounted according to MANUFACTURER instructions of approved mounts. Tobii or its agents are not liable for damage or injuries to a person or its property due to a Tobii X2–30 Eye Tracker falling from a mounted configuration. The mounting of a Tobii X2–30 Eye Tracker is done entirely at the user’s own risk.

  • Page 39: F1.6 Child Safety

    Child Safety The Tobii X2–30 Eye Tracker is an advanced computer system and electronic device. As such it is composed of numerous separate, assembled parts. In the hands of a child certain of these parts have the possibility of being separated from the device, possibly constituting a choking hazard or another danger to the child.
  • Page 40 EN 55024:1998+A1+A2, Information technology equipment. Immunity characteristics. Limits and methods of measurement • IEC 60950–1:2005, Safety of information technology equipment • FCC part 15, Class B Appendix F Safety and Compliance Tobii X2-30 Eye Tracker User’s manual v.1.0.3 - en-US...
  • Page 42 Tobii Headquarters (EMEA) CENTRAL EUROPE CHINA JAPAN NORTH AMERICA Tobii Technology AB Tobii Technology GmbH Tobii China - Sales Office Tobii Technology Japan, Ltd Tobii Technology, Inc. Karlsrovägen 2D Barckhausstr. 1 Room E2, 29/F 5-23-7 Higashigotanda, Shinagawa-ku 510 N, Washington Street, Suite 200...

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