Topography and Dry Eye Analysis 
Anterior Segment Analysis 
Slit Lamp / Documentation 
Autorefractor 
Myopia Master® 
Perimetry 
Tonometer 
Visual Test Equipment 
Vitreoretinal Surgery 
Trial Frames 
Binocular Loupes 
Perimetry 
Dry Eye 
Gold standard corneal topography – that’s what the Keratograph® 4 is all about.
It ensures reliability when it comes to taking measurements, providing consultation
and fitting contact lenses. The Keratograph® accurate findings are something you can count on.
The integrated keratometer and automatic measurement activation guarantee perfect reproducibility.
In this way the Keratograph® 4 also meets highest clinical standards for such procedures as tear film assessment and qualitative cornea analysis. It stands out by virtue of its versatility.
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OCULUS Keratograph 4® |
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| Measurement range | 0.1 - 1.5 in, 9 - 99 D |
| Precision | ± 0.1 D |
| Reproducibility | ± 0.1 D |
| Number of rings | 22 |
| Working distance | 80 mm |
| Number of measuring points | 22 000 |
| Camera | digital CCD camera |
| Source of illumination | placido illumination: red 650 nm imaging illumination: blue 465 nm (UV-free) pupillometer illumination: infrared 880 nm |
| Dimensions (W x D x H) | 10.8 x 12.6 to 15.7 x 19.3 to 20.4 in |
| Weight (Measuring head) | 5.1 lbs |
| Weight (with base) | 11.7 lbs |
| Power Consumption max. | 30 W |
| Voltage | 100 - 240 V AC |
| Frequency | 50 - 60 Hz |
| Minimum PC requirements | Intel® Core™ i5, 1 TB HDD, 8 GB RAM, Windows® 7 - Windows® 10 |
| Recommended screen resolution | 1920 x 1200 pixel |
In acc. with the Medical Device Directive 93/42/EEC
The OCULUS QM system is certified in accordance with ISO 13485 and (EU) 2017/745 (MDR).
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The OCULUS QM system is certified in accordance with ISO 13485 and (EU) 2017/745 (MDR). |
