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Wider FOV 68 Vs 82 Degree for a fast scope

Ratlet

By Ratlet
in Discussions - Eyepieces

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Don Pensack

Don Pensack

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You might like this other site, which is comprehensive, but a little less technical, by Bruce MacEvoy:

https://www.handprint.com/ASTRO/ae1.html

https://www.handprint.com/ASTRO/ae2.html

https://www.handprint.com/ASTRO/ae3.html

https://www.handprint.com/ASTRO/ae4.html

https://www.handprint.com/ASTRO/ae5.html

https://www.handprint.com/ASTRO/ae6.html

 

Not all his data or illustrations are correct, but, by and large, the information is quite accessible by someone not educated in optics.

Edited by Don Pensack
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