Simulating how lenses compute Fourier transforms — and how a mask at the focal plane becomes an image-processing operation. A lens placed one focal length from an object produces that object's Fourier ...

% Analyzes when a spectrograph transitions from geometric (slit-limited) to % diffraction-limited performance. Identifies optimal operating regions and % performance boundaries for optical design ...

Optical physics is the study of the fundamental properties of light and its interaction with matter. This includes classical optical phenomena such as reflection, refraction, diffraction and ...

Critical-sized bone defects pose substantial clinical challenges, requiring both regenerative and diagnostic strategies for ...

The Lost Cities of Africa. Basil Davidson Little, Brown, Boston, 1959. xvi + 366 pp. Illus. $6.50.; Africa. Its peoples and their culture history. George Peter ...