Astrophotography, Part 1; Supplemental Post (B) - Photography with Imre - Episode 32
In this supplemental post I'll be discussing photography using telescopes, in contrast to part "A" of this two part text that is focused on photographing the night sky without one. A Little about Telescopes and Eyepieces Before getting into the photography side of this topic, let's first take a quick look at the three families of telescopes that I mentioned in the episode . I've only written fairly quick summaries below with the intention of providing you with some overall information. If you are interested in finding out more (and believe me there is a lot to learn about scopes), check out the Web resources section. Refractors: Refractors are basically your classic telescope style; a tube with an objective at the front and eyepiece at the back. The objective is usually comprised of two or three optical elements, the former design generally referred to as achromatic and the latter as apochromatic. Both designs reduce the effects of spherical and chromatic ...