Occupational Screening
D-15 Dichotomous Test
Arrange the 15 colour discs in order of hue from the fixed reference. This test is widely used for occupational colour vision screening and takes approximately 2 minutes to complete.
~2 min
Duration
15
Colour Discs
Pass/Fail
Result Format
Arrange the D-15 discs
Drag the 14 moveable colour discs to form a smooth hue transition from the fixed reference disc (marked ●) at the start.
The disc with ● is the fixed reference. Arrange the others to form a continuous hue sequence.