By now, the charge-coupled device (CCD) camera is well-known to many of Astronomy's readers who take celestial images. But there are still holdouts who prefer the DSLR for its low cost and ease of use. Also, some new imagers aren't sure if a CCD camera is the right choice. To help you understand what's involved if you choose a CCD camera, and to lay the groundwork for future columns that deal with...
Read more »
June 2011: This technique is so elegant that you may hear yourself ask, "Who was that masked High Pass filter?"
Published: April 25, 2011 //
Look for this icon. This denotes premium subscriber content.
Learn more »