D D A A T T A A S S A A M M P P L L E E O O U U T T P P U U T - Tobii X2-30 Eye Tracker Compact Edition Product Description

Table 2.2 Gaze Precision (Preliminary)
G G a a z z e e p p r r e e c c i i s s i i o o n n
Artificial Eye With Stampe filter 2
Without filter
Human Eye With Stampe filter 2
Without filter
1. 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.
Table 2.3 Eye Tracking Specifications (Preliminary)
S S a a m m p p l l i i n n g g r r a a t t e e
T T o o t t a a l l s s y y s s t t e e m m l l a a t t e e n n c c y y
T T i i m m e e t t o o t t r r a a c c k k i i n n g g r r e e c c o o v v e e r r y y
1
H H e e a a d d m m o o v v e e m m e e n n t t Freedom of head move-
ment at 70 cm (width x
height)
Operating distance
(eye tracker to subject)
R R e e c c o o m m m m e e n n d d e e d d s s c c r r e e e e n n s s i i z z e e
D D a a t t a a s s a a m m p p l l e e o o u u t t p p u u t t
1. Freedom of head movement describes the volume in front of the tracker in which the user must have at least one of the eyes. The numbers are specified parallel/orthogonal to screen surface, as-
suming eye tracker is at 20 degree angle to screen.
Table 2.4 Eye Tracking Units (Preliminary)
E E y y e e t t r r a a c c k k e e r r p p r r o o c c e e s s s s i i n n g g
u u n n i i t t
C C o o n n n n e e c c t t o o r r s s
W W e e i i g g h h t t
S S i i z z e e
M M o o u u n n t t i i n n g g s s o o l l u u t t i i o o n n s s
Table 2.5 Tobii X2-60 Eye Tracker external processing unit
C C o o n n n n e e c c t t o o r r s s
S S i i z z e e
W W e e i i g g h h t t
6
2 Technical Specifications
T T o o b b i i i i X X 2 2 - - 6 6 0 0 E E y y e e T T r r a a c c k k e e r r C C o o m m - -
B B i i n n o o c c u u l l a a r r
1 Pending
Pending
Pending
0.32
T T o o b b i i i i X X 2 2 - - 6 6 0 0 E E y y e e T T r r a a c c k k e e r r C C o o m m - -
(std. deviation approx. 0.1Hz)
48–67 ms
For blinks: immediate
50 x 36 cm (20 x 14ʺ)
45–90 cm (15.7–33.5ʺ)
up to 22ʺ
Timestamp, eye position, gaze point,
pupil diameter, validity code
T T o o b b i i i i X X 2 2 - - 6 6 0 0 E E y y e e T T r r a a c c k k e e r r C C o o m m p p a a c c t t E E d d i i t t i i o o n n
Tobii X2-60 Eye Tracker external processing
unit
USB 2.0
200 g (7.1 oz)
184 x 28 x 23 mm (7.2 x 1.1 x 0.9ʺ)
Adhesive Mounting brackets for monitors, lap-
tops and tablets. Desk Stand Accessory pack-
age for Tripod and desks
USB 2.0, LAN and power connector
116.6 x 112 x 39 mm (4.6 x 4.4 x 1.55'')
500 g (17.6 oz)
p p a a c c t t E E d d i i t t i i o o n n
M M o o n n o o c c u u l l a a r r
Pending
Pending
Pending
0.43
p p a a c c t t E E d d i i t t i i o o n n
60 Hz
48-67 ms
For blinks: immediate
50 x 36 cm (20 x 14ʺ)
50–100 cm (20–39ʺ)
up to 27ʺ
Timestamp, eye position, gaze point,
pupil diameter, validity code
T T o o b b i i i i X X 2 2 - - 6 6 0 0 E E y y e e T T r r a a c c k k e e r r W W i i d d e e E E d d i i t t i i o o n n
Tobii X2-60 Eye Tracker external processing
unit
USB 2.0
250 g (8.8 oz)
400 x 28 x 23 mm (15.7 x 1.1 x 0.9ʺ)
Adhesive Mounting brackets for monitors,
laptops and tablets. Desk Stand Accessory
package for Tripod and desks
T T o o b b i i i i X X 2 2 - - 6 6 0 0 E E y y e e T T r r a a c c k k e e r r W W i i d d e e
E E d d i i t t i i o o n n
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
Pending Pending
Pending Pending
Pending Pending
0.32 0.43
T T o o b b i i i i X X 2 2 - - 6 6 0 0 E E y y e e T T r r a a c c k k e e r r W W i i d d e e
E E d d i i t t i i o o n n
60 Hz
(std. deviation approx. 0.1Hz)
Product Description v.1.0 - en-US