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SPECIFICATIONS
LED monitor ……… ZN-185: 18.5-inch TFT Panel, 1366×768 pixels
               ZN-215:21.5-inch TFT Panel, 1920×1080 pixels
Brightness ……………………………………………………………. 250CD/m2
Optotype ……………….. E, C(Landolt), Alphabet, Numbers, Children
Visual unit ………………. Decimal, Snellen(ft,20/20), Snellen (m ,6/6)
Distance ………………………………………… 1 M-6M (in steps of 0.1 m)
Mask type ……………. Single mask, Horizontal mask, Vertical mask,
                        Red/Green mask, White/Black mask,
                  Contrast adjustment, Red/Green adjustment
Special test masks ………….. Ishihara, Cross cylinder, Astigmatism,
              Cross Grid, Fixation point Test, Red/Green Panel,
                 Worth Test, Red/Green Balance, Traffic light,
          Coincidence Test, Stereo Test, Schober Test, ETD RS
Other functions ……… Ramdomization Optotypes Playing function,
                  R/G setting function, Video playing function,
                     Screen-saver function, standby function