low-contrast image
31Photographic paper — This article is about light sensitive photographic media. For digital printing media, see Photo printer and Inkjet paper. Photographic paper is paper coated with light sensitive chemicals, used for making photographic prints. Photographic paper… …
32Microscopy — is the technical field of using microscopes to view samples and objects that cannot be seen with the unaided eye (objects that are not within the resolution range of the normal eye). There are three well known branches of microscopy, optical,… …
33photography, technology of — Introduction equipment, techniques, and processes used in the production of photographs. The most widely used photographic process is the black and white negative–positive system (Figure 1 >). In the camera the lens projects an image of… …
34Optical microscope — Microscope Uses Small sample observation Notable experiments Discovery of cells Inventor Hans Lippershey Zacharias Jans …
35Visual display unit — A visual display unit, often called simply a monitor or display, is a piece of electrical equipment which displays images generated from the video output of devices such as computers, without producing a permanent record. A newer monitor… …
36Scale-invariant feature transform — Feature detection Output of a typical corner detection algorithm …
37Detective quantum efficiency — The detective quantum efficiency (often abbreviated as DQE) is a measure of the combined effects of the signal (related to image contrast) and noise performance of an imaging system, generally expressed as a function of spatial frequency. This… …
38Panasonic Lumix DMC-GH1 — Panasonic DMC GH1K Type Micro Four Thirds System Sensor 17.3 × 13 mm Live MOS (in 4:3 aspect ratio) Maximum …
39Zone system — The Zone System is a photographic technique for determining optimal film exposure and development, formulated by Ansel Adams and Fred Archer in 1941. The Zone System provides photographers with a systematic method of precisely defining the… …
40Autofocus — For the film of the same name, see Auto Focus. An autofocus (or AF) optical system uses a sensor, a control system and a motor to focus fully automatic or on a manually selected point or area. An electronic rangefinder has a display instead of… …
