Welcome to our factory! We specialize in producing high-quality varifocal lenses with C or CS mounts, specifically designed for use in security and surveillance applications. Our lenses range from 5-50mm, 3.6-18mm, and 10-50mm, providing a variety of options to suit your needs. Our products are made with superior materials and technology, ensuring excellent performance and durability. With our lenses, you can easily achieve clear images, even in low light conditions. Our products are the perfect addition to any security system and provide reliable surveillance for your peace of mind. Choose our varifocal lenses for exceptional quality and reliable performance.