File:Telescope-schematic.png

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Description

Schematic drawing demonstrating how a telescope works (Keplerian or astronomical telescope)

Deutsch: Prinzipieller Strahlengang im Astronomischen Fernrohr. Das Objektiv (1) erzeugt vom Objekt (4) ein reelles, umgekehrtes Zwischenbild (5), das man mit einer "Lupe" (Okular 2) betrachtet. Das Auge (3) sieht ein winkelmäßig vergrößertes, virtuelles Bild (6) in scheinbar großer Entfernung (strichlierte Parallelstrahlen).
English: Keplerian telescope, schematic
Date
Source Drawing created by myself as to test the drawing program of OpenOffice.org
Author Michael Schmid
Permission
(Reusing this file)

Michael Schmid put it under Creative Commons Attribution ShareAlike 2.0 Austria License.

Other versions

Image:Telescope-schematic.sxd, the original OpenOffice.org file.

English

(1) Objective lens (focal length )

(2) Eyepiece (aka. ocular; focal length )

(3) Eye

(4) Object (at a large distance)

(5) Real Image of the object at the focal plane of the objective lens (here, a film or CCD detector could be placed for photographing the object)

(6) Virtual Image of the object (as it appears to the eye)

(7) Tube


Deutsch

Strahlengang in einem astronomischen Fernrohr (Kepler'sches Fernrohr):

(1) Objektiv (Brennweite )

(2) Okular (Brennweite )

(3) Auge

(4) Objekt (in großer Entfernung)

(5) Reelles Zwischenbild in der Fokalebene des Objektivs (zum Fotografieren könnte hier der Film oder ein CCD-Chip platziert werden)

(6) Virtuelles Bild (das dem Auge erscheint)

(7) Fernrohrgehäuse


w:en:Creative Commons

attribution share alike

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Date/TimeThumbnailDimensionsUserComment
current18:49, 9 July 2005Thumbnail for version as of 18:49, 9 July 20051,229 × 689 (18 KB)Schmid* Description: Schematic drawing demonstrating how a telescope works (Keplerian or astronomical telescope) * Source: Drawing created by myself as to test the drawing program of OpenOffice.org * Author: Michael Schmid

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