DescriptionFocal-length.png Focal length Español: El foco F y la distancia focal f de una lente positiva, una lente negativa, un espejo cóncavo, y un...
truetrue This image was rendered using POV-Ray for Windows version 3.6 and the scene description code shown in the page Image:FocalLength.png. English...
concave, spherical lens from left to right, points out the focal point and hence the focal length of that lens. I, the copyright holder of this work, hereby...
(2), you get the image ShortFocalLength.png. /* ================================================ Demonstrating ocal length for a convex lens...
description page was here. All following user names refer to en.wikipedia. 2007-08-27 21:22 Vargklo 643×341× (4462 bytes) SVG of Image:Focal ratio.png. English...
For an achromatic doublet, visible wavelengths have approximately the same focal length. English determination method: SHA-1...
following user names refer to en.wikibooks. 2006-11-11 20:40 Vorblesnak 363×250× (1463 bytes) Relationship between the curve and the focal length English...
of view of a photographic lens is calculated from the length of the picture and the focal length of the lens. French Schéma pour expliquer comment est...
A diagram representing a w:concave mirror, which shows its focal point, w:focal length, w:center of curvature, and the principal axis. It enables the...
DescriptionFocal-length-a.png Français : Foyer F et distance focale f (positive) d'une lentille convergente. English: The focus F and the focal length f (positive)...
