Serving Your Vision

眼科機器製品情報 ご利用上の注意



ARKM-150 Auto-Refkeratometer

Realization of Simple and Highly Cost-effective Refkerato Functions

  • Highly Accurate
  • Simple to Use
  • Diameter Measurement of Cornea and Pupil
  • High Speed Printer
  • Auto Shot
  • Color Touch Screen




Simple handling of the fine adjustment and measurement by yourself. Fogging is applied automatically for each measurement for more accurate results.


Short consecutive measurements and time provide reliable data. Measurements at φ3.0mm (R = 8.0mm) give you enough information for contact lens fitting.

Diameter Measurement of Cornea and Pupil

Easy measurement by moving the two cursors on the display to the boundaries of Cornea or Pupil.

Language Selection

ARKM-150 has a Multi-language function. You can select your required language from “English”, “Japanese”, “German”, “Chinese”, “Spanish”, “Spanish Latin America”, “Italian”, “Portuguese”, “French” and “Russian”.

Major Specifications

Measurement Ranges


Sphere -25.00 to +22.00D ( VD=12.00mm)
Cylinder -10.00 to +10.00D ( VD=12.00mm)
Axis 0 to 180 degrees
Minimum Pupil Dia. Ø2.00mm
Measurement Time 0.2 second/single eye (data taking time)


Range 5.00mm to 11.00mm
Corneal Refraction 30.68D to 67.50D ( n=1.3375)
Corneal Astigmatism 0 to 10D ( n=1.3375)
Axis 0 to 180 degrees
Measured Area φ3mm (at 8.00mm corneal curvature)
Measured Time  0.1 second/single eye (data taking time)
PD measurement
50mm to 86mm 
Corneal diameter and pupillary diameter measurement
Measurement range 1.0mm to 14mm
Display unit 0.1mm
Built-in Printer Thermal printer
Data output type RS232C / USB-D
 Display RS232C / USB-D
 Dimensions 297(W)x500(D)x448(H)mm
 Weight 7kg
Power Requirements
AC 100V to 240V
50 / 60 Hz
80VA to 100VA