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Image of the denser area of the Milky Way: Sagittarius and Scorpio. Combination of several 5-minute exposures with a DSLR and a 24mm f/5.6 lens piggybacked on a motorized equatorial mount.

Chapter 4

Using Your Equipment

How do you attach a camera to a telescope? How can you calculate the angular coverage of your setup? How do you precisely focus the telescope? How do you collimate the optics of the telescope? The answers to these questions are important for all types of astrophotography, and they are discussed in this chapter.

Image

This large nebular ...

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