The D-C18L/DC19L Outdoor Thermal Imaging Telescope is a high-precision thermal imaging device designed for outdoor applications. It uses an advanced VOx detector to provide 384 x 288 and 640 x 512 IR resolution with multiple lens options to efficiently detect and identify human and vehicle targets at different distances. The device supports multiple color modes, manual focus, hotspot tracking functions, and is equipped with a high-resolution OLED display and rechargeable lithium battery, making it suitable for security, search and rescue, and outdoor observation scenarios.