The point spread function (PSF) describes the response of a focused optical imaging system to a point source or point object. A more general term for...
24 KB (3,265 words) - 14:04, 25 June 2024
function of its spatial frequency or period, and its orientation. Formally, the OTF is defined as the Fourier transform of the point spread function (PSF...
42 KB (5,594 words) - 10:26, 20 August 2024
pupil function is also directly related to the point spread function by its Fourier transform. As such, the effect of aberrations on the point spread function...
5 KB (832 words) - 00:03, 3 February 2022
optical transfer function is the Fourier transform of the point spread function (a function of spatial frequency). Transfer functions are commonly used...
15 KB (2,497 words) - 18:50, 12 July 2024
recovering an underlying image that has been blurred by a known point spread function. It was named after William Richardson and Leon B. Lucy, who described...
12 KB (2,136 words) - 23:29, 28 July 2024
function in this case is typically referred to as a point spread function, since the mathematical point of light in the object plane has been spread out...
73 KB (12,527 words) - 01:04, 24 May 2024
point spread function and is convolved with a hypothetical sharp image S to get B, where both the S (which is to be recovered) and the point spread function...
3 KB (324 words) - 06:29, 26 October 2023
with a point spread function (PSF), that is, a mathematical function that describes the distortion in terms of the pathway a theoretical point source...
15 KB (1,967 words) - 08:56, 14 February 2024
a point spread function (PSF) weighted within a solid angle larger than the pixel. From a signal processing point of view, ignoring the point spread function...
5 KB (756 words) - 02:05, 2 June 2024
an "hourglass" shape of this point source in the third (axial) dimension. This shape is called the point spread function (PSF) of the microscope imaging...
69 KB (8,315 words) - 10:01, 9 July 2024
of the point-spread function by a single number, as the Strehl Ratio does, will be meaningful and sensible only if the point-spread function is little...
9 KB (1,201 words) - 12:01, 1 June 2024
Impulse response (redirect from Impulse response function)
response Gibbs phenomenon Küssner effect Linear response function LTI system theory Point spread function Pre-echo Step response System analysis Time constant...
10 KB (1,223 words) - 12:58, 25 March 2024
like symmetric round spots. The spot width is equivalent to the point spread function (~ 250 nm) and is defined by the microscope resolution. Lateral...
87 KB (10,123 words) - 03:18, 29 July 2024
background part. In contrast, a confocal microscope uses point illumination (see Point Spread Function) and a pinhole in an optically conjugate plane in front...
46 KB (5,298 words) - 06:21, 9 April 2024
between diffraction and aberration can be characterised by the point spread function (PSF). The narrower the aperture of a lens the more likely the PSF...
20 KB (2,328 words) - 18:51, 26 July 2024
the point spread functions (PSF). The point spread function of a diffraction limited circular-aperture lens is simply the Airy disk. The point spread function...
19 KB (2,454 words) - 23:45, 21 July 2024
human eye is about 2.1, corresponding to a diffraction-limited point spread function with approximately 1 μm diameter. However, at this f-number, spherical...
30 KB (4,608 words) - 01:21, 23 July 2024
Moffat distribution (redirect from Moffat function)
accurately reconstruct point spread functions, whose wings cannot be accurately portrayed by either a Gaussian or Lorentzian function. The Moffat distribution...
2 KB (301 words) - 15:21, 15 June 2024
but generally produces multiple sharp copies of the image (the point spread function has speckles). New methods were used which took advantage of this...
17 KB (1,822 words) - 14:04, 14 June 2024
smallest spot that can be observed is given by the telescope's Point spread function (PSF). Atmospheric turbulence increases the diameter of the smallest...
5 KB (768 words) - 22:56, 27 September 2023
such is performed by imaging a point source and use the point source image, which is called the Point Spread Function (PSF) to restore the image information...
7 KB (887 words) - 11:29, 2 February 2024
"blurred" images in the presence of a poorly determined or unknown point spread function (PSF). Regular linear and non-linear deconvolution techniques utilize...
10 KB (1,051 words) - 01:25, 30 May 2024
molecular dynamics, a chemical file format Point spread function, the response of an imaging system to a point source Protein Segment Finder, a search engine...
2 KB (279 words) - 13:50, 28 February 2024
image of a point source observed under a microscope is an extended spot, corresponding to the Airy disk (a section of the point spread function) of the imaging...
27 KB (3,213 words) - 22:07, 18 May 2024
sectioning produced by multiphoton microscopes is a result of the point spread function of the excitation. The concept of two-photon excitation is based...
34 KB (3,475 words) - 19:51, 14 August 2024
{\displaystyle FS} is a convolution of V {\displaystyle V} and a point spread function (PSF): V ∗ P S F = F S . {\displaystyle V*PSF=FS.} Thus, the 3D...
29 KB (5,024 words) - 07:15, 1 December 2023
a point spread function (PSF) to sample the original signal. As such, image resolution is highly dependent on the number of detectors and the point spread...
30 KB (3,823 words) - 18:00, 24 July 2024
illumination microscopy) is a light optical process of the so-called point spread function (PSF) engineering. These are processes which modify the PSF of a...
52 KB (5,988 words) - 22:59, 21 August 2024
mesoscopic traffic flow simulation software. PSF Lab - calculates the point spread function of an optical microscope under various imaging conditions based...
15 KB (1,628 words) - 00:36, 10 May 2024
challenges associated with mirror support structures. As a result, its point spread function (PSF) remains unscathed, presenting a valuable asset for weak-lensing...
16 KB (1,424 words) - 14:14, 22 August 2024