⭕ Oculus Easyfield Model 56930 perimeter in Excellent condition. Has software versions 1.10, 1.20, and 1.21. JOn a scale of 1-10 the condition of this item is a solid 9.8 if not higher! approximately 18 months old. The OCULUS Easyfield is an exciting compact perimeter that performs static perimetry up to 30 degrees. It has been designed as a visual field screener and perimeter, offering features usually available only in large units. The Easyfields integrated bowl with a 11.81 (30 cm) radius and distance corrected lens is adapted to the Goldmann standard and fulfills the ISO-norm 12866 for perimeters. The Easyfield has a fixed point grid with 135 test locations including 30-2.