Green Onions Supply focuses all its efforts on screen protectors. It's striking quickly at the iPhone 5 market with the release of AG+ Anti-Glare and Crystal Oleophobic. Both come in two-packs for $15, while the latter is also available as a single film for $10. The Anti-Glare protector not only removes the glare, but is said to offer superior clarity over the Retina display when measured against competitors. Crystal Oleophobic, on the other hand,…