Discover the wavelength OE 75mm F1.2 LWIR thermal lens. Designed for high-sensitivity 384×288 (17μm) uncooled detectors, this 8-12μm fixed focus lens features a large F1.2 aperture for clear long-distance imaging. With an M34*0.75 mount and 14.25mm back focal length, it is ideal for UAV, security, and industrial thermography applications.