• Interpupillary distance adjustment range: 50 - 80 mm
• Scale graduation: 1 mm
• Branch length: 96 - 132 mm
• Branch inclination (up/down): 25°/12°
• Number of locations for measuring glasses, per eye: 3/2
• Diameter of measuring glasses: 38 mm
• Rotation range of measuring glasses: 360°
• DVO scale (glass-eye distance): 0 - 14 mm
• Weight: 52 g