Category | Usage Scenarios | Characteristics | Advantages | Disadvantages |
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Portability | Mobile clinics, small optometry offices | Industry: 50kg+ (ISO 9241) | Base: 25kg (▲ space-efficient, IEC 60601-1) | Advanced: 18kg (▲▲ highly portable, EN 62366) |
| | | Base: Easier transport; Advanced: Fits tight spaces | Base: Limited features; Advanced: Higher cost |
| Measurement Accuracy | High-precision diagnostics, pediatric care | Industry: ±0.25D (ISO 10307) | Base: ±0.15D (▲ improved precision, ASTM F2343) | Advanced: ±0.12D (▲▲ clinical-grade, IEC 62366) |
| | | | Base: Better than standard; Advanced: Meets clinical benchmarks | Base: Slightly less precise; Advanced: Costlier |
| User Interface | Training facilities, patient self-service | Industry: 7-inch screen (ISO 9241) | Base: 12-inch touchscreen (▲ intuitive, IEC 62366) | Advanced: 12-inch + voice control (▲▲ hands-free, ASTM F2343) |
| | | | Base: Easier for trainees; Advanced: Faster patient interaction | Base: No voice; Advanced: Requires training |
| Calibration | High-volume clinics, research facilities | Industry: Manual (ASTM F2343) | Base: Semi-automatic (▲ 10min, ISO 10307) | Advanced: Fully automatic (▲▲ 2min, IEC 62366) |
| | | | Base: Faster than manual; Advanced: Time-saving | Base: Some manual steps; Advanced: Higher maintenance |
| Patient Comfort | Pediatric care, elderly patients | Industry: Fixed arm (ISO 9241) | Base: Adjustable (40-50cm, ▲ adaptable, IEC 60601-1) | Advanced: 3D adjustable (40-60cm, ▲▲ customizable, EN 62366) |
| | | | Base: Better for adults; Advanced: All demographics | Base: Limited range; Advanced: Complex setup |
| Customization | Multispecialty clinics, diverse patients | Industry: 3 presets (IEC 62366) | Base: 5 presets (▲ age groups, ASTM F2343) | Advanced: 10+ presets (▲▲ demographics, ISO 10307) |
| | | | Base: Covers common cases; Advanced: Full customization | Base: Limited options; Advanced: Steeper learning curve |