Features 1.It is the heart of the optical drive and the most sophisticated part. It is mainly responsible for data reading 2.This SF-HD870A optical pick-up laser lens is compatible for DVD 3.Forged with high quality materials, fine workmanship, standardized design. 4.Made of high-quality electronic components, it is reliable and long serving life 5.It is a great Optical laser lens replacement for the worn out or damaged laser lens. Specification Features It is the heart of the optical drive and the most sophisticated part. It is mainly responsible for data reading This SF-HD870A optical pick-up laser lens is compatible for DVD Forged with high quality materials, fine workmanship, standardized design. Made of high-quality electronic components, it is reliable and long serving life It is a great Optical laser lens replacement for the worn out or damaged laser lens. Specifications: Model: SF-HD870A Type: Pick-Up Laser Lens Color: black Length: 5cm / 1.97in Weight: 21g Package includes: 1 x Optical Pick-Up Laser Lens Mechanism Package List