Telescopes, Mounts, Eyepieces and Optics

This is where you can read up the answers to some FAQs on astronomy and star-gazing in Singapore. Members' contributions are welcomed.
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alvinsclee
Posts: 299
Joined: Mon Feb 20, 2006 9:21 pm

Telescopes, Mounts, Eyepieces and Optics

Post by alvinsclee »

Hi,
This is not exactly for pure beginners (understanding the geometry and optics theories can be challenging), but it has enabled me to know the equipments better:-

Astronomy articles by John J. G. Savard
http://www.hypermaths.org/quadibloc/science/optint.htm

Enjoy reading!
Last edited by alvinsclee on Thu May 18, 2006 6:28 pm, edited 1 time in total.
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Tachyon
Posts: 2038
Joined: Wed Jun 01, 2005 11:40 am
Location: Bedok

Post by Tachyon »

At least the first few sections are quite easy. Good find!
[80% Steve, 20% Alfred] ------- Probability of Clear Skies = (Age of newest equipment in days) / [(Number of observers) * (Total Aperture of all telescopes present in mm)]
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mrngbss
Posts: 900
Joined: Wed Apr 12, 2006 8:27 am
Location: Bishan
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Post by mrngbss »

Yah, A goof find I agree.

I was trying to find articles like these recently.

Anyone has links to different types of lens quality? Recently some of us were talking about the type of lens different makers use. Thanks.
Wee Nghee the Pooh
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alvinsclee
Posts: 299
Joined: Mon Feb 20, 2006 9:21 pm

Post by alvinsclee »

Hi,
And here is a similar article from China (in simplified Chinese font format):-

http://www.cosin.com.cn/article_view.asp?id=353
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