Search results
Results from the WOW.Com Content Network
A critical lens is a way of looking at a particular work of literature by focusing on style choices, plot devices, and character interactions and how they show a certain theme (the lens in question). It is a common literary analysis technique.
A Terrestrial Atmospheric Lens is a theoretical method of using the Earth as a large lens with a physical effect called atmospheric refraction. [ 1 ] The sun's image appears about a half degree above its real position during sunset due to Earth's atmospheric refraction.
Solar gravitational lens point, on a logarithmic scale. A solar gravitational lens or solar gravity lens (SGL) is a theoretical method of using the Sun as a large lens with a physical effect called gravitational lensing. [1] It is considered one of the best methods to directly image habitable exoplanets.
In microscopy, NA is important because it indicates the resolving power of a lens. The size of the finest detail that can be resolved (the resolution) is proportional to λ / 2NA , where λ is the wavelength of the light. A lens with a larger numerical aperture will be able to visualize finer details than a lens with a smaller numerical ...
Brunswik's lens model is a conceptual framework for describing and studying how people make judgments. For example, a person judging the size of a distant object, physicians assessing the severity of disease, investors judging the quality of stocks, weather forecasters predicting tomorrow's weather and personnel officers rating job candidates all face similar tasks.
This is because the lens has only a finite (angular) bandwidth, or finite intercept angle. Therefore, any angular bandwidth contained in the source, which extends past the edge angle of the lens (i.e., lies outside the bandwidth of the system), is essentially wasted source bandwidth because the lens can't intercept it in order to process it.
Memorial in Jena, Germany to Ernst Karl Abbe, who approximated the diffraction limit of a microscope as = , where d is the resolvable feature size, λ is the wavelength of light, n is the index of refraction of the medium being imaged in, and θ (depicted as α in the inscription) is the half-angle subtended by the optical objective lens (representing the numerical aperture).
Marxist literary criticism is a theory of literary criticism based on the historical materialism developed by philosopher and economist Karl Marx.Marxist critics argue that even art and literature themselves form social institutions and have specific ideological functions, based on the background and ideology of their authors.