YZ38 Keratometer
It can be used to measure the radius of cornea’s curvature and dioptor. And it can also be to measure the axis and dioptor of cornea astigmatism.

Specification
Measurement Range Curvature Radius: 5.5—11mm Dioptor: 30—60D
Minimum Division: Radius: 0.02mm, Dioptor: 0.25D
Minimum Surface Required for Measurement:
R=5.5 Φ1.65MM, R=7.5Mmm Φ2.36mm, R=11mm Φ3.36mm
· Whole Packing Volume: 0.264m3
· Carton Number:2
· Total Weight: 46kg