For viewing large, sprawling open clusters like the Double Cluster, which optical tool is often superior to a high-powered telescope?

Answer

Binoculars

Binoculars are the superior tool for viewing large, low-surface-brightness objects like open clusters, as high magnification can magnify the view right out of the cluster.

For viewing large, sprawling open clusters like the Double Cluster, which optical tool is often superior to a high-powered telescope?
astronomyOctoberstarsnight skyVisibility