Projection
•Properties of a pinhole camera
–effects of aperture size
•Properties of lens-based cameras
–focal point, optical center, aperture
–thin lens equation
–depth of field
–circle of confusion
•Modeling projection
–homogeneous coordinates
–projection matrix and its elements
–types of projections (orthographic, perspective)
•Camera parameters
–intrinsics, extrinsics
–types of distortion and how to model
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