Prism Auto Refractometers
Prism AR Series Auto Refractometer
AR-1 Plus Prism · ARK-1 Plus Prism
Rotary prism refraction measurement with automatic focusing, IOL mode and pupil measurement. ARK-1 Plus Prism adds keratometry.
View Specifications ↓Technical Specifications
Measurement Range
- Sphere
- −25 to +25 D
- Cylinder (absolute)
- 0–12 D
- Cylinder axis
- 0–180°
- Pupil diameter
- 2–14 mm
Configuration
- Models
- AR-1 Plus Prism and ARK-1 Plus Prism
- Feature
- Rotary prism technology; confirm variant-specific functions
Optical Measurement
- Corneal curvature radius
- 6.5–10.5 mm (ARK-1 Plus Prism)
- Corneal refractive power
- 32.1–51.9 D (ARK-1 Plus Prism)
- Corneal diameter
- 6–14 mm (ARK-1 Plus Prism)
- Pupillary distance
- 10–85 mm
- Sphere resolution
- 0.01 D
- Cylinder resolution
- 0.12 D
- Axis resolution
- 1°
- Curvature radius resolution
- 0.01 mm (ARK-1 Plus Prism)
Measurement & Operation
- Prism technology
- Rotary prism
- Measurement modes
- Refraction and IOL; keratometry with ARK-1 Plus Prism
- Tracking
- 3D automatic binocular tracking and focusing
- Focusing
- Automatic AF mode
- Eye selection
- Automatic left/right detection
- Patient positioning
- Electric chin rest
- Voice function
- AI voice recognition
System & Performance
- Printer
- 57 mm thermal, automatic paper cutter
- Wireless data
- Optional Wi-Fi or Bluetooth
- Power supply
- AC 100–240 V, 50–60 Hz
- Power consumption
- 90 VA
- Exit-pupil illuminance
- <3 lx
- Sphere repeatability
- ≤0.25 D
- Curvature repeatability
- ≤0.02 mm (ARK-1 Plus Prism)
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