Looks like Vortex has a newer tactical division that's going to make an Aimpoint T-1 clone now. I don't see how the MSRP can be over $100 more than the Strikefire model. Looks like they've also got a 3x magnifier accessory and some crazy expensive "tactical" rifle scopes
Vortex Tactical - SPARC Red Dot
Vortex Tactical - SPARC Red Dot