Amateur Telescope Optics
Optical aberrations in amateur telescopes. Includes principles of physical and optical imaging with detailed review of primary aberrations. Also, aberrations in popular reflecting, refracting and catadioptric telescope objectives, telescope eyepiece and human eye.
Optical telescope - Wikipedia
An optical telescope is a telescope that gathers and focuses light mainly from the visible part of the electromagnetic spectrum, to create a magnified image for direct visual inspection, to make a photograph, or to collect data through electronic image sensors.
Telescope Optics for Hobbyists
Several types of telescopes will be introduced to aid the beginner hobbyist in making a more educated decision. Specific lists of elements will be shown below to help in guiding the eager hobbyist in choosing the correct components for their ideal telescope.
Two-mirror telescopes: Cassegrain, Gregorian and variants
Classical two-mirror arrangements are Gregorian - the very first reflective telescope design, conceived by James Gregory in 1663 - and Cassegrain (FIG. 121), probably introduced in 1672 by Laurent Cassegrain.
Telescope | History, Types, & Facts | Britannica
This article describes the operating principles and historical development of optical telescopes. For explanation of instruments that operate in other portions of the electromagnetic spectrum, see radio telescope ; X-ray telescope ; and gamma-ray telescope .
Telescope Optics : A Comprehensive Manual for Amateur Astronomers
1988年1月1日 · Discover more of the author’s books, see similar authors, read book recommendations and more.
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- 作者: Harrie G. J. Rutten, Martin A. M. Van Venrooij
Telescopes 101: 15 essential things to know - Astronomy Magazine
2024年2月12日 · You’ll get a feel for optical and mechanical quality, ease of use (including portability), extra features, and — perhaps most importantly — which objects the telescope excels on.
Your Ultimate Guide To Understanding Telescopes - Optical …
We can trace telescopes all the way back to 1608. The first telescope was created by an eyeglass maker called Hans Lippershey. He was the first person to patent a telescope. What his telescope, which he called kijker (meaning “looker”), could do was …
3.5: The Telescope - Physics LibreTexts
To make a more realistic drawing, most of the angles should be less than about one degree. We see at the left hand side of the figure a parallel beam of light coming in from a distant object off-axis. The first lens that it encounters is the object glass.
How Do Telescopes Work? | NASA Space Place – NASA Science …
2024年12月5日 · The mirrors or lenses in a telescope are called the “optics.” Really powerful telescopes can see very dim things and things that are really far away. To do that, the optics—be they mirrors or lenses—have to be really big. The bigger the mirrors or lenses, the more light the telescope can gather.