Refractor Head - Manual
Measurement of Spherical and Cylindrical features
Model : AA 201
Subjective type Refraction Testing Equipment manual Refactor with High Quality Lenses. Smooth, accurate measurement of Spherical and Cylindrical features, superb range of Auxiliary Lenses Unique Cross Cylinder Configurations, Convergence System allows Optimal patient Examination Both side of the lenses are Anti-Reflection Coated
Specifications
Measurement Range
Spherical power
-19.00 D to +16.75 D in 0.25 D step
Cylinder power
0 to -6.0 D and 0 to -8.0 D ( with auxiliary cylinder lens at -2 D)
Step
0.25 D
Cylinder Axis
0° to 180° in 5° step
Cross Cylinder
±0.25 D
Rotatory Prism
0 to 20△ in 1 △ step
Pupillary Distance adjustment
50 to 75 mm in 1mm step
Forehead Rest adjustment
16 mm
Vertex Distance
13.75 mm
Finish Color
Gray & black
Content of Auxiliary Lens Dial
open aperture
“R”
retinoscopic lens +1.5 D
“P”
polarizing lens (45°-left eye & 135°-right eye)
“WMH / RMH”
maddox rod- horizontal white (left) red (right)
“WMV / RMV”
maddox rod- vertical white (left) red (right)
"GL"
green lens
“RL”
red lens
“PH”
pin hole
“OC”
occluder
Physical Parameters
Dimensions
340 mm (L) x 100 mm (W) x 290 mm (H)
Weight
net 5.0 Kg and gross 7 Kg