| Customization: | Available |
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| Certification: | CE, FDA |
| Scale: | Small |
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Features:
1. Top-grade quality View Tester;
2. Elegant design of butterfly-shape appearance;
3. High grade plated-film used in all optic lenses;
4. This device is applicable to ophthalmology department of hospitals and spectacle stores for precision measurement of visual functions such as myopia, hyperopia, astigmatism, eyesight balance, heterophoria, stereoscopic vision and eyesight amalgamation;
5. Two colors for option.
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| Black | White |
Specifications:
| Sphere powers range | +16.75D to-19.00D, with minimum reading 0.25D or 0.12D (When +0.12D auxiliary lens or optional±0.12D lens is in use) |
| Cylinder power range | 0 to-6.00D, with minimum reading 0.25D or 0.12D (when auxiliary lens is in use) 0 to-8.00D (when-2.00D auxiliary lens is in use) |
| Astigmatic axis scale | 0 to 180° ,each step is 5° |
| Cross cylinder | ±0.25D, reversal type (synchronized with astigmatic axis),also can select ±0.50D |
| Rotary prism | 0 to 20∧D, each step is 1∧D |
| Interpupillary adjustment | 50mm to 80mm, each step is 1mm (right and left synchronized) |
| Forehead rest adjustment | 16mm backward and forward |
| Convergence | The optical axes of the lenses are aligned at a distance of 400mm from the vertexes of the corneas (2mm each for right and left inward) Interpupillary distance enabling convergence=57mm to 80mm |
| Corneal distance device | 2mm forward and 5mm backward from standard plane with scale |
| Effective field of view | 19mm |
| Weight | 4.6kgs |
| Size | 340mm×310mm×110mm |
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