Both normal and those with all colour vision
deficiencies should read the number 12.

Those with normal colour vision should read
the number 8. Those with red-green colour
vision deficiencies should read the number 3.
Total colour blindness should not be able to
read any numeral.

Normal vision should read the number 29.
Red-green deficiencies should read
the number 70.Total colour blindness
should not read any numeral

Normal colour vision should read
the number 5. Red-Green colour deficiencies
should read the number 2.
Total colour blindness should not be
able to read any numeral.

Normal colour vision should read
the number 3. Red-Green deficiencies
should read the number 5.
Total colour blindness should not be
able to read any numeral

Normal colour vision should read
the number 15. Red-Green deficiencies
should read the number 17.
Total colour blindness should not be
able to read any numeral

Normal colour vision should read
the number 74. Red-Green colour
deficiencies should read the number 21.
Total colour blindness should not be
able to read any numeral

Normal colour vision should read
the number 6. The majority of those
with colour vision deficiencies cannot read
this number or will read it incorrectly

Normal colour vision should read
the number 45. The majority of those
with colour vision deficiencies cannot read
this number or will read it incorrectly.

Normal colour vision should read
the number 5. Those with colour
vision deficiencies will not read
the number or read it incorrectly.

Normal colour vision should read
the number 7. Those with colour vision
deficiencies will not read this number
or read it incorrectly.

Normal colour vision should read
the number 16. Those with colour vision
deficiencies will not read this number
or read it incorrectly.

Normal colour vision will read
the number 73. Those with colour vision
deficiencies should nor be able to read
this number or will read it incorrectly.

Normal colour vision and those with
total colour blindness should not be
able to read any number.
The majority of those with red-green
deficiencies should read the number 5.

Normal colour vision and those
with total colour blindness should not be
able to read any number.
The majority of those with red-green
deficiencies should read the number 45.

Normal colour vision should read
the number 26. In protanopia and strong
protanomalia the number 6 is read and
in mild protanomalia both numerals
are read but the number 6 is clearer
than the number 2. In deuteranopia and
strong deuteranomalia only the number 2
is read and in mild deuteranomalia both
the number 2 is clearer than the number 6.

Normal colour vision should read
the number 42. In protanopia and strong
protanomalia the number 2 is read and
in mild protanomalia both numerals
are read but the number 2 is clearer than
the number 4. In deuteranopia and strong
deuteranomalia only the number 4 is read
and in mild deuteranomalia both the number 4
is clearer than the number 2.

The normal should trace along the purple
and red lines between the two X's.
In protanopia and strong protanomalia
only the purple line is traced and in mild
protanomalia both lines can be traced
but the purple line is easier to follow.
In deuteranopia and strong deuteranomalia
only the red line is traced and in mild
deuteranomalia both lines are traced
but the red line is easier to follow

The majority of those with red-green colour
blindness can trace the winding line
between the two X's. The majority of those
with normal and total colour blindness
are unable to follow the line.

Normal will trace the blue-green line
between the two X's. The majority of those
with colour vision deficiencies will be unable
to follow the line or will follow a line different
to the normal one.

Normal will trace the orange line
between the two X's. The majority of those
with colour vision deficiencies will be unable
to follow the line or will follow a line different
to the normal one.

Normal should trace the line connecting
the blue-green and the yellow-green.
Those with red-green deficiencies trace the line
connecting the blue-green and purple.
Those with total colour blindness
cannot trace any line.

Normal should trace the line connecting
the purple and the orange between
the two X's. Red-green deficiencies
should trace the line connecting the purple
and the blue-green. Total colour blindness
and weakness cannot trace any line.

Both normal and those with colour vision
deficiencies can trace the winding line
between the two X's.