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Perimetry 
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Glaucoma 
The OCULUS Twinfield® 2 provides you with the very best of our more than 50 years of experience in the perimetry area. This device measures the full field of vision using both automatic, static perimetry and automatic or manual kinetic examinations. The Twinfield® 2 received the express recommendation of the German Ophthalmology Society (DOG) for expert assessment perimetry.
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OCULUS Twinfield® 2 |
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1 2 3 |
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| Programs: | Pre-defined glaucoma, macula, neurological and screening tests; Static-kinetic screening; user-defined tests |
| Strategies: | Threshold strategies: OCULUS Fast Threshold, Full Threshold, CLIP Optional: SPARK strategy Age-adapted supra-threshold screening (2-zone, 3-zone, quantify defect, OCULUS Class strategy) |
| Test patterns: | Rectangular patterns (30-2, 30-2 bs, 24-2, 24-2 bs, 10-2), Physiological patterns (Area 1-8), Quick Screening, Esterman, customized patterns |
| Stimulus sizes: | Goldmann I, III, V |
| Stimulus colour: | White / Blue / Red |
| Stimulus luminance range / steps: | 0 - 318 cd/m² (0 - 1 000 asb) / 0.1 log units |
| Background luminance: | 10 cd/m² (31.4 asb) |
| Background colour: | White / Yellow |
| Stimulus duration: | 200 ms / User-defined |
| Examination speed: | Adaptive / Slow / Normal / Fast / User-defined |
| Maximum eccentricity: | 90° (full field) |
| Fixation control: | Video camera image, through central threshold, Heijl-Krakau (using the blind spot) |
| Patient positioning: | Motorised double chinrest, height- and depth-adjustable headrest, ergonomic armrest |
| Reports: | Glaucoma Staging Program (GSP) Threshold Noiseless Trend (TNT) progression report |
| Strategies: | Automatic isopters measured along meridians with freely selectable density Manual: stimulus freely movable with the computer mouse Semi-automatic: including scotoma boundary mapping |
| Stimulus speed: | 2°/s (Goldmann), user-defined |
| Bowl radius: | r = 30 cm (11.8 in) |
| Dimensions (W x D x H): | 790 x 723 x 850 mm (31.1 x 28.5 x 33.5 in) |
| Weight: | 40.0 kg (88.1 lbs) – without table |
| Max. power consumption: | 65 W – without table |
| Voltage: | 90 - 264 V AC |
| Frequency: | 50 - 60 Hz |
| Recommended computer specifications: | Intel® Core i5, 3,4 GHz, 500 GB HD, Windows® 8 |
| Interface: | USB |
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). |
