Source Replacement laser lens for ps3 slim KEM 450AAA on m.alibaba.com
Amazon.com: Deal4GO New KEM-451AAA Laser Lens Blu-Ray Drive with Deck Mechanism Replacement for Sony Playstation 3 PS3 Super Slim CECH-42xx CECH-43xx : Video Games
If you need to replace your laser in the ps3. You have to open it up. Take out the disk drive, open that up and there you will find the model number
Laser lens for PS3 Slim KES 470A / KEM-470 | ZedLabz
Amazon.com: PS3 Slim Laser Lens Replacement KES-450A KEM-450AAA with Deck for For CECH-2001A CECH-2001B CECH-2101A CECH-2101B Sony Playstation 3 by GDreamer : Video Games