1. Classifications
Classification of equipment: Class I
Applied part of equipment: TYPE B Applied Part (Chinrest & Headrest)
Protection against electric shock: Class I
Protection against harmful ingress of water: Ordinary (IPX0)
Method of sterilization: Not applicable
Stability of use in an oxygen rich environment: Not suitable
Mode of operation: Continuous operation
2. Specifications
a
. Refractometry
Vertex Distance (VD) 0.0, 12.0, 13.5, 15.0 mm
Sphere Power (SPH)
-
25.00 ~ +22.00 D (at the vertex distance of 12
mm)
(Increments selectable between 0.12 and 0.25 D)
Cylinder Power (CYL)
0.00 ~ ±10.00 D
(Increments selectable between 0.12 and 0.25 D)
Axis (AX) 1 ~ 180˚ (Increments: 1˚)
Cylinder Form -, +, MIX
Pupil Distance (PD) 10 ~ 88 mm
Minimum Pupil Diameter Ø
2.0 mm
b. Keratometry
Radius of curvature 5.0 ~ 10.2 mm (Increments: 0.01 mm)
Corneal Power
3
3.00 ~ 67.50 D (when cornea equivalent refractive
index is 1.3375)
(Increments selectable from 0.05, 0.12, 0.25 D)
Corneal astigmatism
0.00 ~ -15.00 D (Increments selectable from 0.05,
0.12, 0.25 D)
Axis 1 ~ 180˚ (Increments: 1˚)
Corneal Diameter 2.0 ~ 14.0 mm (Increments: 0.1 mm)
Memory of data 10 measured value for each right and left eye
Internal printer Thermal line printer with auto-cutter function
Monitor 5.7-inch TFT LCD monitor
c
. Environmental requirements
Operation
Temperature: +10 to +40C
Humidity: 30 to 85% RH
Atmospheric pressure: 70 to 106 kPa
Storage and transportation
Storage temperature: -10 to +55C
Transportation temperature: -40 to +70C
Humidity: 10 to 95% RH
Atmospheric pressure: 50 to 106 kPa
USER MANUAL > CLASSIFICATIONS AND SPECIFICATIONS
55 AKR300 - Auto Kerato Refractometer > V3 - 04-2020
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