Mount Type: German Equatorial Instrument Capacity: 17 kg. (37.5 pounds) Weight of equatorial head without counterweights: 16.5 kg. The EM-200 Temma 3 is the most recent update/upgrade for the Takahashi EM-200 series of mounts. Having not seen a slew of reviews on the net about it, I decided to get one done. At first glance,... Continue Reading →
Comatic Aberration and Chromatic Aberration
These two phrases are pretty much guaranteed to raise the blood pressure of optical aficionados: Comatic Aberration and Chromatic Aberration. There. Did your blood pressure go up? Then it is likely you have dealt with one or both of these issues before... and it is likely that you do not need to read further! For... Continue Reading →
A Visit to SALT: The South African Large Telescope
During the last week of June 2018, I was in South Africa working with a school as they brought focus to their interests in students-centered, discussion-based learning. My host, Shaun Hudson-Bennett, a member of their Maths Department is a wonderful person and shared an interest in visiting the South African Large Telescope. We were based... Continue Reading →