Use of a smartphone camera to determine the focal length of a thin lens by finding the transverse magnification of the virtual image of an object.
Sanjoy Kumar PalSoumen SarkarSurajit ChakrabartiPublished in: CoRR (2022)
Keyphrases
- camera lens
- focal length
- scene depth
- radial distortion
- optical center
- camera calibration
- camera positions
- wide angle
- distortion correction
- camera orientation
- structure from motion
- vanishing points
- camera parameters
- image coordinates
- pose estimation
- lens distortion
- calibration method
- set of real images
- pinhole camera
- intrinsic parameters
- motion blur
- light field
- camera pose
- scaled orthographic
- field of view
- position and orientation
- principal point
- aspect ratio
- relative orientation
- super resolution
- ground plane
- input image
- image planes
- autocalibration
- imaging systems
- weak perspective projection
- object pose
- rolling shutter
- optical axis
- perspective projection
- bundle adjustment
- depth map
- single image
- vision system
- d objects
- image features
- computer vision
- fundamental matrix
- multi camera
- fish eye
- spatial relations
- feature points
- face recognition