Optical Manual Phoropter
All metal materials
Brand: VisuMate
Model: VT-10C
Features:
1. Classic butterfly shape design;
2. Anti-mildew plated film optical lens brings durable use;
3. All side visual checking in accurate and comfort;
4. All METAL materials;
5. White and black colors for options.
Specifications:
| Sphere Power | Range | +16.75D~-19.00D |
| Step | 0.25D | |
|
Cylinder Power |
Range | 0.00D~-6.00D (0.00~-8.00D with additional lens of -2.00D) |
| Step | 0.25D (when additional Lens of +0.12D, Step:0.12D) | |
| Cylinder Axis | 0̊~180°, 5°step | |
| Cross Cylinder | ±0.25D | |
| Rotary Prisms | 0~ 20, 1 step | |
|
Auxiliary Lens Dial |
(O): Open aperture (two positions) | |
| (R): Retinoscopic lens, +1.50D (standard) | ||
| (P): Polaroid (left eye: 45̊, right eye: 135̊) | ||
| (WMV)and(RMV): vertical maddox (left eye: white, right eye: red) | ||
| (WMH)and(RMH): horizontal maddox (left eye: white, right eye: red) | ||
| (RL) and (GL): red, green lens (right eye: red, left eye: green) | ||
| (+.12D): +0.12D sphere lens | ||
| (PH): Pin hole | ||
| (10ΔI) or (6ΔU): Prism dispersion (right eye:6ΔBU, left eye:10ΔBI) | ||
| (◎)Test mark for P.D. Adjustment | ||
| (±0.50): ±0.50D fixed cross cylinder | ||
| (OC): Occluder | ||
| PD Adjustment | 50~75mm, 1mm steps | |
| Forehead-rest Adjustment | 16mm | |
| Corneal Vertex Distance | 12mm | |
