Monitor 5.7-inch Color LCD Refractive measurement:

Vertex Distance:0.0,12.0,13.75, 15.0mm Sphere: -20.00~+20.00D(0.12/0.25D step)

Cylinder: 0.00~+10.00D(0.12/0.25D step) Axis: 1~180*(1*step)

Pupil Distance: 30~85mm

Min.pupil diameter measurable: C 2.0mm Target: Automatic fogging target

Radius of curvature: 5~10mm (0.01mmstep)

Corneal Refraction: 30.00~67

.00D(0.12/0.25D step)

Corneal Astigmatism: 0.00~- 15.00D(0.12/0.25D step)

Angel of the cornea: 1°~180 (1"step)

Corneal diameter: 2.0~12.00mm