↑
↓
←
→
cover
cover
R thrust
L thrust
⛶
Nystagmus pattern
Horizontal right-beat (fast→patient R / screen L)
Horizontal left-beat (fast→patient L / screen R)
Upbeat (jerk)
Downbeat (jerk)
Torsional-upbeat R
Torsional-upbeat L
Pendular
See-saw
Square-wave jerks
PAN (alternating)
Oculomotor exam
— none —
Smooth pursuit (H slider)
Saccades — hypermetric
Saccades — hypometric
Skew deviation (cover test)
Convergence (near target)
Lateral head thrust
Gaze-evoked nystagmus
R
Both
L
Setup
● Rec
H amp
−
24
+
V amp
−
20
+
Torsion °
−
6
+
Speed
−
1
+
Playback
Continuous loop
Crescendo–decrescendo
Up
s
Hold
s
Dn
s
Go
Head thrust source
Auto
Manual (motion)
Convergence deficit
None
L
R
Delay
−
.25s
+
Jumps
−
1
+
Skew H %
−
100
+
Skew V %
−
100
+
Jumps
−
1
+
Fixed R ear
Fixed L ear
Direction-changing
★ Eyeball plate
⤓ drop plate
Photo →
Both
Mask →
Both
Calibrate
drag moves:
Eyeball
Aperture
Reset view
🔒 Lock
Ball size %
Mask X
Mask Y
Alexander
0.6
booting…
Graph
On
H
V
T