dot pitch - definition. What is dot pitch
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%ما هو (من)٪ 1 - تعريف

DISTANCE BETWEEN RGB DOTS (SUB-PIXELS) ON A DISPLAY
Line pitch; Pixel pitch; Dot Pitch
  • Some types of pixel layout showing how pixel pitch is measured.

dot pitch         
<hardware> The distance between a dot and the closest dot of the same colour (red, green or blue) on a color CRT. Dot pitch is typically from 0.28 to 0.51 mm but large presentation monitors may go up to 1.0 mm. The smaller the dot pitch, the crisper the image, 0.31 or less provides a sharp image, especially when displaying text. Dot pitch measurements between conventional tubes and Sony's Trinitron tubes are roughly, but not exactly comparable. Sony's CRTs use vertical stripes, not dots, and its measurement is the distance between stripes, not the diagonal distance between dots. ["The Computer Glossary", Alan Freedman]. (1995-12-14)
DOT (graph description language)         
  • An image that seems improperly rendered
  • A graph with attributes
  • A directed graph
  • An undirected graph
  • rendering]] of the example script using the tool <code>dotty</code>
  • Binary tree generated in Graphviz from a DOT description by an online [http://huffman.ooz.ie/ Huffman Tree generator]
FILE FORMAT
DOT Language; Dot language; DOT computer language; DOT Graph; Dot Graph; Dot graph; DOT graph; .gv; DOT language
DOT is a graph description language. DOT graphs are typically files with the filename extension gv or dot.
Chaser's pitch         
  • Pitch bowls holding work pieces
THERMAL SETTING ADHESIVE USED BY METALWORK ARTISANS
Jewelers pitch; Chasers pitch
Chaser's pitch is a thermal adhesive used by goldsmiths, silversmiths, coppersmiths, and other metal cold-working artisans to hold a metal plate for repoussage and "chasing" (embossing) while it is being hammered out.

ويكيبيديا

Dot pitch

Dot pitch (sometimes called line pitch, stripe pitch, or phosphor pitch) is a specification for a computer display, computer printer, image scanner, or other pixel-based devices that describe the distance, for example, between dots (sub-pixels) on a display screen. In the case of an RGB color display, the derived unit of pixel pitch is a measure of the size of a triad plus the distance between triads.

Dot pitch may be measured in linear units (with smaller numbers meaning higher resolution), usually millimeters (mm), or as a rate, for example, dots per inch (with a larger number meaning higher resolution). Closer spacing produces a sharper image (as there are more dots in a given area). However, other factors may affect image quality, including:

  • Undocumented or inadequately documented measurement method, complicated by ignorance of the existence of different methods
  • Confusion of pixels and subpixels
  • Element spacing varying across screen area (e.g., widening in corners compared to center)
  • Differing pixel geometries
  • Differing image and pixel aspect ratios
  • Miscellanea such as Kell factor or interlaced video

The exact difference between horizontal and diagonal dot pitch varies with the design of the monitor (see pixel geometry and widescreen), but a typical entry-level 0.28 mm (diagonal) monitor has a horizontal pitch of 0.24 or 0.25 mm, and a good quality 0.26 mm (diagonal) unit has a horizontal pitch of 0.22 mm.

The above dot pitch measurement does not apply to aperture grille displays. Such monitors use continuous vertical phosphor bands on the screen, so the vertical distance between scan lines is limited only by the video input signal's vertical resolution and the thickness of the electron beam, so there is no vertical 'dot pitch' on such devices. Aperture grille only has horizontal 'dot pitch', or otherwise known as 'stripe pitch'.