Top Security Camera Lenses for Ultimate Protection Choosing the right security camera lens is key for keeping your home or business safe This guide will look at the best security camera lenses and what makes them great We'll talk about different types like fixed wide-angle and telephoto lenses You'll learn how to pick the right one for your needs and budget Key Takeaways Security camera lenses typically range from mm to mm in focal length Common fixed-lens focal lengths are mm mm mm and mm Varifocal lenses offer a range of - mm or - mm Wide-angle lenses mm or shorter excel in large areas while long focal lengths mm are suitable for hallways and doorways Aperture size measured in F-stops affects light and depth of field Understanding Security Camera Lens Types Choosing the right lens for a security camera is key to its performance and what it can see There are two main types fixed lenses and varifocal lenses Fixed Lens vs Varifocal Lens A fixed lens always sees the same area and can't be changed But a varifocal lens lets you zoom in or out This makes it more flexible but costs more Wide-angle Lens vs Telephoto Lens Fixed lenses come in wide-angle and telephoto types Wide-angle lenses are great for big areas like parking lots Telephoto lenses are better for seeing far away like in narrow spaces Manual Zoom Lens vs Motorized Zoom Lens Varifocal lenses can be manual or motorized zoom lenses Manual ones need you... Login to read full