Educational Media Awareness Campaign/Physics/POTD 10

The Telescope
1. Objective lens

2. Eyepiece
3. Eye
4. Object (at a large distance)

5. Real image of the object at the focal plane of the objective lens - a film could be placed here for photographing the object

6. Virtual image of the object (as it appears to the eye)
7. Tube

Diagram of a Keplerian or astronomical telescope. Click on the image for a full size version which you can freely re-use and modify. Print it and use it for your lessons, integrate it into your pages on Wikiversity, or use it in other learning resources and websites. Use the links below to find more images like this one.

Images of telescopes - Images of lenses
Mechanics images - Electromagnetism images - Optics images - Atomic physics images
Images relating to physics in general

This image is a part of the
Educational Media Awareness Campaign, raising awareness among educators about the availability and usage of millions of free internet media in education.