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OCULUS Easyfield®

The OCULUS Easyfield® is the smallest full-fledged perimeter on the market. It is designed for use as a visual field screener and as a threshold perimeter for immediate re-examination of any abnormal findings. Ideal for all common examinations of the central visual field up to 30°. The Easyfield® C has an adjustable double chin rest and uses translucent eye shields for maximum patient comfort.

Easyfield® C



Technical Data

Static Perimetry
Programs: Pre-defined glaucoma, macula, screening and neurological tests
User-defined tests
Test patterns: 30-2, 24-2, 30x24, 10-2, hemisphere, customized patterns
Strategies: Threshold strategies: SPARK Quick, CLIP, OCULUS Fast Threshold, Full Threshold (4/2)
Optional: SPARK Precision
Age adapted suprathreshold screening (2-zone, 3-zone, quantify defects)
Examination Speed: Adaptive, fast, normal, slow, user-defined
Fixation control: Through central threshold, Heijl-Krakau (using the blind spot), live video image
Result Display: Greyscale, dB values (absolute / relative), symbols, probabilities, 3D plot
Reports: Glaucoma Staging System (GSS2), Glaucoma Staging Program (GSP), Threshold Noiseless Trend (TNT) progression report
Perimeter bowl radius: 300 mm
Max. eccentricity: 30°
Stimulus size: Goldmann III
Stimulus color: White
Stimulus duration: 200 ms / user-defined
Stimulus luminance range / increments: 0.03 – 3 180 cd/m² (0.1 – 10 000 asb) / 1 dB
Background luminance: 10 cd/m² (31.4 asb)
Patient positioning: Measurement head with adjustable angle of inclination, adaptable chin rest (Easyfield® C only), double head rest
Software: Device control, patient management, backup, and print software (Windows®)
Built-in networking, easy EMR-integration, DICOM compatibility
Interface: USB
Technical specification
Dimensions (W x D x H) Easyfield® S: 274 x 370 - 470 x 314 - 429 mm (10.8 x 14.6 - 18.5 x 12.4 - 16.9 in)
Easyfield® C: 316 x 506 - 540 x 320 - 435 mm (12.4 x 19.9 - 21.3 x 12.6 - 17.1 in)
Weight Easyfield® S: 4.6 kg (10.1 lbs)
Easyfield® C: 7.4 kg (16.3 lbs)
Max. power consumption 26 W
Voltage, Frequency 100-240 V AC
50 - 60 Hz
Recommended computer specifications Intel® Core™ i5, 4 GB memory, 500 GB HDD, 8 GB RAM, Intel® HD Graphics, Windows® 10

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).

The OCULUS QM system is certified in accordance with ISO 13485 and (EU) 2017/745 (MDR).

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