The Deep-Sky Imaging Primer by Charles Bracken Explore Scientific Eyepiece has focus adjustments for

Eyepiece has focus adjustments for reticle clarity

Autoguiding Autoguiding fundamentals            73

Includes Celestron's new PWI telescope control software

Choosing a telescope Fundamental optical parameters                  52

Fastar versatility - EdgeHD is the most versatile imaging telescope available today

The Deep-Sky Imaging Primer by Charles Bracken Explore Scientific Eyepiece has focus adjustments forDescription Over ten thousand people got their start in astrophotography with the first two editions, now The Deep sky Imaging Primer has been fully revised and expanded in this new third edition. It has been updated to include the latest cameras, technology, and software. Everything you need to know about capturing and processing stunning images of deep sky objects is covered: The fundamental principles of electronic cameras, optics, and mounts How