With several students having completed their mirrors, and several more very close, we had a discussion on building a Dobsonian telescope.
2005-2006 Stellafane Mirror Class Session 6 held on 2006-Mar-18 Ken leads the Telescope Construction Session
Ken describes a mirror cell. [Photo by Rick Hunter]
Ken describes a mirror cell.
2005-2006 Stellafane Mirror Class Session 6 held on 2006-Mar-18 Ken leads the Telescope Construction Session
Mirror Class in the Bunkhouse. [Photo by Rick Hunter]
Mirror Class in the Bunkhouse.
2005-2006 Stellafane Mirror Class Session 6 held on 2006-Mar-18 Ken leads the Telescope Construction Session
Ken describes the parts of a "Dob" [Photo by Rick Hunter]
Ken describes the parts of a "Dob"
A New 16-inch Pitch Lap
Jim's Lap likely got contaminated, leading to some scratches. The cure was pour a fresh lap.
2005-2006 Stellafane Mirror Class Session 6 held on 2006-Mar-18 A New 16-inch Pitch Lap
Jim removes the old pitch The freezing outdoor temperature made this a quick job.
Jim removes the old pitch
2005-2006 Stellafane Mirror Class Session 6 held on 2006-Mar-18 A New 16-inch Pitch Lap
Jim melts pitch We needed two pots / two kilos for the 16-inch lap.
Jim melts pitch
2005-2006 Stellafane Mirror Class Session 6 held on 2006-Mar-18 A New 16-inch Pitch Lap
Jim with the new lap. [Photo by Rick Hunter]
Jim with the new lap.
Also in the Bunkhouse
It was a bitter cold day outside, so not many club members were outside working. Instead, we had a good gathering all day in the bunkhouse. Mirror class student Janet was grinding, while Glenn, who just completed his 10-inch last month, got started on a 6-inch.
2005-2006 Stellafane Mirror Class Session 6 held on 2006-Mar-18 Also in the Bunkhouse
Members keep warm by the stove. Wayne, Dennis, John, Paul and Rick (seated).
Members keep warm by the stove.
2005-2006 Stellafane Mirror Class Session 6 held on 2006-Mar-18 Also in the Bunkhouse
Janet rough grinds While talking things over with Tom
Janet rough grinds
2005-2006 Stellafane Mirror Class Session 6 held on 2006-Mar-18 Also in the Bunkhouse
Grooving a Glass Tool Glenn grooves a glass tool, outside, with proper PPE (Personal Protective Equipment).
Grooving a Glass Tool
Figuring in the McGregor
Scott and Dave continued to figure in the McGregor; both a very close to done. Janet polished out, and will start figuring next month.
2005-2006 Stellafane Mirror Class Session 6 held on 2006-Mar-18 Figuring in the McGregor
Dave Demonstrates a Stroke. Dave and Scott, who's mirror is the object of all this attention, look on.
Dave Demonstrates a Stroke.
2005-2006 Stellafane Mirror Class Session 6 held on 2006-Mar-18 Figuring in the McGregor
Joyce Trims her Pitch Lap And she didn't get any pitch on her pink blouse!
Joyce Trims her Pitch Lap
2005-2006 Stellafane Mirror Class Session 6 held on 2006-Mar-18 Figuring in the McGregor
Jim Presses his Lap He is micro-faceting with an onion bag mesh.
Jim Presses his Lap
Last Month, at the Winter Star Party
Is that our own Worker Bee Tom 2, not working?
2005-2006 Stellafane Mirror Class Session 6 held on 2006-Mar-18 Last Month, at the Winter Star Party
Worker Bee Tom 2 at the WSP Must have been a long night observing! Next time, remember to bring sandals. [Photo by Rick Hunter at the Winter Star Party, February 2006]
