Physics

Mathematics

Algorithm

Optics

Statistical physics

Quadratic equation

Limit (mathematics)

Basis (linear algebra)

Mathematical analysis

Moment (physics)

Geometry

Rayleigh scattering

Point spread function

Point (geometry)

Classical mechanics

Scaling

Physical review. A/Physical review, A

A comprehensive Fisher information analysis is put forward to understand and achieve the limits in imaging resolution. It is shown that for any incoherence sources, a 1D or 2D image can be precisely estimated up to its second moment.

Modern description of Rayleigh's criterion