Design of stereo imaging system with a panoramic annular lens …
WEBA new panoramic stereo imaging system combined with a panoramic annular lens (PAL) and a convex mirror is proposed. It provides a large panoramic vision up to 360°× (30°∼150°) and, to the best of our knowledge, the entire FOV …
WEBreviews several typical configurations of panoramic lenses as well as their features: classical fisheye lenses, panoramic annular lens (PAL), and panoramic imaging reflector systems.
Reconnaissance Technology about Reflective Panoramic Vision …
WEBJan 1, 2015 · On this basis, we propose the multi-viewpoint parabolic reflective panoramic vision system without expensive telecentric lens and high precision installation, present parametric model of imaging system, and analyze properties of the caustic surfaces.
Mathematical modeling and implementation of a panoramic …
WEBIt comprises a panoramic head unit (PHU) featuring a catadioptric structure and a relay lens group, enabling imaging of a broad panoramic range. In contrast to a fisheye lens, the PAL achieves a reduction in the angle of incident …
Panoramic lens designed with transformation optics
WEBJan 6, 2017 · The panoramic lens is a special kind of lens, which is applied to observe full view. In this letter, we theoretically present a panoramic lens (PL) using transformation optics method.
Design of a panoramic annular lens with ultrawide angle
WEBJun 29, 2020 · We propose an ultra-wide angle panoramic imaging system based on a multiplexed reflective surface, which consists of a panoramic head unit (PHU) and the relay lens group.
Research on Multispectral 3D Panoramic Vision Device
WEBJul 26, 2021 · The combination of multi-spectrum and panoramic camera can provide a 3D vision method and sensor with good real-time performance, high robustness, compact and low energy consumption, indoor and outdoor, for the perception of unstructured environment and understanding of complex scenes for the robot.
Design of a panoramic annular lens system with an ultra-wide …
WEBThe panoramic annular lens (PAL) system can capture plentiful scene information in real time. The locally described freeform surface can provide more degrees of freedom for the optical system design than the globally described one.
Ultra-wide angle panoramic imaging system based on a …
WEBAug 16, 2023 · We propose an ultra-wide angle panoramic imaging system based on a multiplexed reflective surface, which consists of a panoramic head unit (PHU) and the relay lens group. The multiplexed reflective surface is applied in the PHU to reflect light from glass and air for imaging, obtaining the front and rear view channels, respectively.
Design of 360° high-order aspheric reflective panoramic lens
WEBAug 1, 2018 · The 360° panoramic lens consists of a high-order aspheric reflector and 10 glass spherical lenses. It had a focal length of 0.4 mm, an f-number of 2.2, and a pitch angle of 75°. The optical...