66 VISION TECH CO., LTD |
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Specifications
Measuring Range | Curvature Radius | 5.511mm |
Diopter | 30~60D | |
Minimum Division | Radius | 0.02mm |
Diopter | 0.25D | |
Minimum Surface Area Required by Measurement | r = 5.5mm | 1.65mm |
r = 7.5mm | 2.36mm | |
r = 11mm | 3.36mm |