To unlock this achievement, you need to evolve the following:
Photophobia
Subconjunctival Bleed
Subconjunctival Haemorrhage
Blindness*
Neuro-enhancement 1
Neuro-enhancement 2
Neuro-enhancement 3*
*required for the achievement
You may have to wait a little while, but if done correctly, you should get the pop-up and achievement.