Keratometer LYQ-I

The name of Technical Data
Technical Data

Dimension of Surveyor's Staff
18X24mm

Distance of Survey's Staff and Cornea
175mm

Total Mignification
18X

Objectives Mignification
1.2X

Eyeqieces Mignification
15X

Curvature radius
5.5~11m

Diopter
30~60D

Least Graduate
Radius: 0.02mm, Diopter: 0.25D

Refractive Lndex
1.3375

Least Diameter of Measure
R=5.5mm: Φ 1.65mm, r=7.5mm: Φ 2.3mm, r=11mm: Φ 4mmAs

Astigmatism graduate Range
0~180°

Astigmatism graduate Alternation
5°

Illumination Bulb
6V20W Halogen Bulb

Input Voltage
220V/50Hz(110V/60Hz)

Range of Rise or Drop of Slipway
0~30mm

Move Range of Slipway
Left and Right: 100, Front and Back: 90mm

Fluctuate Move Range of Jaw part
50mm

Difference of LYQ-1, LYQ-S Instrument
LYQ-S The instrument of cornea curvature without work table