Equipment: Guides & Recommendations
S&T Test Reports: Imagers
Digital cameras, inexpensive CCDs, and sensitive video systems are revolutionizing celestial photography by amateur astronomers.
Equipment: Guides & Recommendations
S&T Test Reports: Accessories
Getting the most out of your telescope often means adding filters, adapters, or other accessories to improve its optical or mechanical performance.
Equipment: Guides & Recommendations
How We Conduct S&T Test Reports
Reader surveys tell us that one of the main reasons you turn to Sky & Telescope each month is to learn about new astronomical products. Thus we would like to describe the mission of S&T Test Report and the ground rules we've adopted for reviewing equipment. Most of these policies…
Equipment: Guides & Recommendations
Thermal Boundary Layers in Newtonian Reflectors
Assessing your telescope's state of cooling is the first step on the road to optimal performance.
