Sama T3 - Arnold Schwarzenegger - Terminator 3: Rise of the Machines
The black sunglasses were especially designed for the film by Sama and named the Sama T3 (for Terminator 3) and have a sleek, black wrap frame.
A limited production of this model was available in 2003.
These Sama T3 Terminator sunglasses are now a collectible and hard to find. On the inside of the arms it says "T3 by Sama" and "BLK-M
On eBay the Sama T3 Terminator sunglasses can fetch hundreds of dollars.
In the UK, you can find this LATEC pair of sunglasses (£14) which is one of most similar alternatives.
As another movie tie-in product, Arnold Schwarzenegger also wore a custom designed (with his input) Audemars Piguet watch also called the T3.
Reference: Sama Terminator T3, BLK-M (matte black)