Scientific Evidence ↗

Working distance: 67 cm (+1.50 D)

Residual error: +0.00 D

Patient & Case Normal

Clinical case

Guided tours

Step-by-step exams on the live simulator — the tour moves on only when you do the step.

Working distance

67 cm (+1.50 D)

Optical power cross

M1: 90° @ +0.00 D M2: 180° @ +0.00 D

Far point ray diagram

Neutral

Tracks the far point (punctum remotum) relative to your peephole.

Right hand, right eye — you are correctly positioned for OD

Drag across the pupil to sweep the streak

—

Streak 90°

Sphere (DS)

+0.00

+0.00 D

Cylinder (DC)

0.00

0.00 D

Cyl axis

180°

Instrument PLANE

Motion ring

Streak collar angle

Fine angle adjust

Vertical (90°)

Sweep: 180°

Vergence sleeve

Plane Mirror (Divergent)

Sleeve travel

Light rheostat

85%

Vergence focus

90%

Auto-oscillate sweep