Gather a brewing stand, blaze powder, water bottles, and a nether wart
Place blaze powder in the brewing stand fuel slot
Put water bottles in the bottom slots
Brew nether wart into the water bottles to make awkward potions
Add a golden carrot to the awkward potions
Brew until the potions become Night Vision potions
Optional: add redstone dust to extend the duration
Optional: add gunpowder to make splash Night Vision potions
Optional: add dragon’s breath to make lingering Night Vision potions