He is wearing glasses.

Okay, so I've made these glasses and ...

Could you put your hand up if you wear glasses or contact lenses, or you've had laser refractive surgery?

And king cobras feed only on snakes.

I can read without glasses.

Glasses are not very expensive. They're quite plentiful.

The eye is the mirror of the soul.

I don't wear glasses anymore.

I've got a pair of sunglasses.

So, it's kind of like very fancy eyeglasses for your telescope.

Your glasses fell on the floor.

He always wears dark glasses.

Have you ever broken your glasses?

And I've now made some glasses. That's it.

I noticed that she was wearing new glasses.

Tom doesn't need to wear glasses anymore.

And now the king cobra is a new one.

So, I've now made eye glasses to my prescription.

You can tell by the glasses there.

So he could actually see things in the goggles.

He left his glasses at our place.

It's like a looking glass into a hidden world.

The king cobra is quite remarkable for several reasons.

I can't see anything without my glasses.

Now, these aren't the only pair in the world.

There's a photorealistic eye behind a lens.

The people of this part of India worship the king cobra.

JC And is that how you usually fly?

Josh Silver demos adjustable liquid filled eyeglasses

I've now made prescription eyewear to my prescription.

This pair, in fact, these currently cost about 19 dollars.

I'm wearing contact lenses now so that I can see all of you.

Even with his glasses, he doesn't see very well.

Upon removal of the contact lens, users experienced clear, natural vision without the need for daytime contact lenses or glasses.

And the final word is that there is a king cobra looking over our shoulders.

And that vision is to try to get a billion people wearing the glasses they need by the year 2020.

This is an average size king cobra, about 12 feet long.

And there might be quite a few people here who would be very glad to see the last king cobra bite the dust.

Are you in a helmet? Are you in goggles?

And the idea is you make eye glasses, and you adjust them yourself and that solves the problem.

What I want to do is to show you that one can make a pair of glasses.

The man wearing glasses is an old Chinese author.

We can also use cymatics as a looking glass into nature.

This gives you an idea of the size of some of these snakes.

Well, the king cobra is literally a keystone species in these rainforests.