| Sphere | Range：-29.00D～+26.75D Step: 0.25/1.00/2.00/3.00D increments |
Cylinder | Range：0.00D～-9.75D Step: 0.25/1.00/2.00D increments |
Cylinder Axial | Range：0～180° Step：1°,5°,10°,15°,20° ,45° increments |
Cross Cylinder | ±.25D, -±.50D |
PD | 52～80MM (1mm increments) |
Rotating Prism | Range：0△～20△ Step：1△ |
Sight Switch | Range：∞～380mm（ distance of Optical center is 64mm） |
Front Chin Rest | Range：0～16mm |
Distance
(from cornea vertex to the lens surface) | 16mm |
Standard Accessories Lens | two pieces of Auxiliary Cylinder -2.00m-1 and -0.12m-1 respectively |
Standard Accessories | one piece of M2 Hexagon wrench , one piece of a Myopia Standard Card,
two piece of Myopia Standard Card , one piece of standard card holder , a dust cover |
Standard Accessories | one piece of M2 Hexagon wrench , one piece of a Myopia Standard Card, two piece of Myopia Standard Card , one piece of standard card holder , a dust cover |