Review on panoramic imaging and its applications in scene understanding

S Gao, K Yang, H Shi, K Wang… - IEEE Transactions on …, 2022 - ieeexplore.ieee.org
With the rapid development of high-speed communication and artificial intelligence
technologies, human perception of real-world scenes is no longer limited to the use of small …

Design of a compact varifocal panoramic system based on the mechanical zoom method

J Wang, A Amani, C Zhu, J Bai - Applied Optics, 2021 - opg.optica.org
A compact varifocal panoramic annular lens (PAL) system based on the four-component
mechanical zoom method is proposed, which solves the problem that the traditional PAL …

Design of stereo imaging system with a panoramic annular lens and a convex mirror

J Wang, J Bai, K Wang, S Gao - Optics express, 2022 - opg.optica.org
Panoramic stereo imaging system can not only provide panoramic images to obtain more
information, but also obtain the depth information of the target object, and it has broad …

High-performance panoramic annular lens design for real-time semantic segmentation on aerial imagery

J Wang, K Yang, S Gao, L Sun, C Zhu… - Optical …, 2022 - spiedigitallibrary.org
As the visual perception window of the drone system, the lens provides great help for
obtaining visual information, detection, and recognition. However, traditional lenses carried …

Design of a compact triple-channel panoramic stereo imaging system

N Pan, S Gao, J Bai, K Wang - Optics Express, 2023 - opg.optica.org
We propose a compact form of the triple-channel panoramic annular lens (PAL) with a
stereo field and no central blind area based on polarization technology, which solves the …

PALVO: visual odometry based on panoramic annular lens

H Chen, K Wang, W Hu, K Yang, R Cheng, X Huang… - Optics express, 2019 - opg.optica.org
Visual odometry has received a great deal of attention during the past decade. However,
being fragile to rapid motion and dynamic scenarios prevents it from practical use. Here, we …

Design of an ultrawide angle catadioptric lens with an annularly stitched aspherical surface

D Cheng, C Gong, C Xu, Y Wang - Optics Express, 2016 - opg.optica.org
We present an ultrawide angle catadioptric lens with a field of view (FOV) of 360°× 270° and
F/# of 2.5. The lens consists of two optical configurations: the center configuration is all …

Design of panoramic lens based on ogive and aspheric surface

J Wang, Y Liang, M Xu - Optics Express, 2015 - opg.optica.org
A new method improving the design of panoramic lens with a long focal length based on
ogive and aspheric surface is proposed. In this design, we use a special conjugation …

A 360-degree panoramic stereo scanning measurement system based on a panoramic annular lens and omnidirectional ring structured light

Y Wang, C Yao, Z Chen, H Wang, P Zhou… - Optics and Lasers in …, 2024 - Elsevier
degree panoramic stereo profilometry has been used in many fields for its large field of view.
The paper presents a panoramic stereoscopic scanning measurement system leveraging a …

Design of a panoramic annular lens with ultrawide angle and small blind area

K Zhang, X Zhong, L Zhang, T Zhang - Applied optics, 2020 - opg.optica.org
A panoramic annular lens (PAL) comprises a panoramic annular head unit (PAHU) and a
relay lens group. Due to the properties of annular imaging, single-channel PAL systems …