Thermal camera lenses come in a variety of options to suit different applications and requirements. Here are some common types of thermal camera lenses:
- Fixed-Focus Lenses: These lenses have a fixed focal length and are set to focus at a specific distance. They are suitable for applications where the target distance remains relatively constant. Fixed-focus lenses are generally more affordable and simpler to use.
- Manual-Focus Lenses: Manual-focus lenses allow the user to adjust the focus manually based on the distance to the target. They provide flexibility for varying distances but require manual adjustment, which can be time-consuming.
- Motorized Zoom Lenses: Motorized zoom lenses offer remote control of the zoom and focus settings. They allow for easy adjustment of the field of view and focal length, making them suitable for applications that require frequent changes in distance or field of view.
- Fixed-Focal Length Lenses: These lenses have a fixed focal length and provide a constant field of view. They are often used in applications where a specific field of view is required, such as perimeter security or process monitoring.
- Wide-Angle Lenses: Wide-angle lenses provide a wider field of view, allowing for capturing larger areas in a single image. They are useful for applications where a broad view is required, such as monitoring large spaces or wide open areas.
- Telephoto Lenses: Telephoto lenses have a longer focal length, which enables magnification and allows for capturing distant objects in more detail. They are ideal for long-range surveillance or applications where fine details need to be observed.
- Pan-Tilt-Zoom (PTZ) Lenses: PTZ lenses offer motorized pan, tilt, and zoom capabilities. They can be remotely controlled to change the field of view, focus, and direction of the camera. PTZ lenses are commonly used in surveillance systems that require flexible and agile camera movement.
It’s important to consider the specific requirements of your application, such as the desired field of view, distance to the target, and the level of zoom or focus flexibility needed. Consulting with a thermal camera manufacturer or specialist can help you choose the appropriate lens for your specific use case.