| Sphere |
Range：-19.00～+16.75m-1 Step：0.25m-1、3.00m-1 |
| Cylinder |
Range：0.00～-6.00m-1(Measuring Range With Accessories0.00～-8.00m-1)
Step：0.25m-1 |
| Cylinder Axial |
Range：0～180° Step：5° |
| Cross Cylinder |
±.25m-1 |
| Rotating Prism |
Range：0△～20△ Step：1△ |
| Auxiliary Lens |
“O”：Open aperture“R”：Retinoscope lens＊Lens of +1.50m-1 ，It is suit for the distance of 67 centimeters
“P”：Polaroid ＊ it is used for examining the dioptric balance of eyes , Implicit strabismus and stereo vision“RMV”：Red Vertical maddox＊Be used to examine Implicit strabismus“RMH”：Red horizontal maddox＊Be used to examine Implicit strabismus“WMV”：Plane Vertical Maddox＊Be used to examine Implicit strabismus“WMH”：Plane horizontal maddox＊Be used to examine Implicit strabismus“RL”：Red lens＊Be used to examine eye function, Blending function and Implicit strabismus“GL”：Green lens＊Be used to examine eye function, Blending function and Implicit strabismus“+”：Test mark of optical center adjustment“+.12”：Dioptric of the Spherical Lens is +0.12m-1 ＊Be used for the semi-adjustment of sphere lens, 0.25m-1“PH”：1mmPinhole lens＊Be used to exclude visual non-refractive errors of the tested eye “6△U”：6△Bottom-up prism＊Be used to examine the rotating prism with the detection of nearly horizontal squint“10△I”：10△Bottom-up prism＊Be used to examine the rotating prism with the detection of nearly horizontal squint“±0.50”：Cross-cylindrical lens＊Be used to examine the corrected dioptric of the Presbyopia and spherical lens“OC”：Black lens |
| distance of Optical center (also known as Pupil) |
Range：50～75mm Step：1mm |
| Sight Switch |
Ran ge：∞～380mm（distance of Optical center is64mm时） |
| 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 |
| size |
338(L)×99(W)×292(H)mm |
| NW |
about5kg |
【Features】
1, contour design elegant.
2, with Sphere fast rotating disk, enabling the rapid adjustment of 3.00m-1.
3, the unique Cross Cylinder design, convenient and flexible.
4, can be easily used to measure near visual acuity.
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