But man oh man, if it were true that Vortex would for for a blind fellow, think about the marketing potential - "Vortex optics, so clear even the blind can see..."
All kidding aside - if you can define "blind" a little better to match your personal situation, maybe we could help. Some people will say it tongue-in-cheek, but even for those legally blind, not all blindnesses are the same. Knowing your particular issue would help.
Similarly, you say you've spent a lot of money on the worst optics in the world - what have you tried and what didn't work about it?