I bought some multi focal glasses, 2 pair/2 powers :
https://www.amazon.com/gp/product/B0...?ie=UTF8&psc=1
And some clip-on sunglasses for them:
https://www.amazon.com/gp/product/B0...?ie=UTF8&psc=1
Bought for clear front site view on handguns.
I haven't worn them shooting yet though.