2012-13 Stellafane Mirror Class
Session 4 held on 2013-Jan-13
by Jay Drew & Ken Slater
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Great Turnout for the First Class of 2013
Meeting at the Fletcher House in Chester, we had a good turnout and vibrant class. Best of all, Karl was the first student to finish up this year.
2012-13 Stellafane Mirror Class Session 4 held on 2013-Jan-13 Great Turnout for the First Class of 2013
Newsbank's Fletcher House conference center from the outside.
Fletcher House |
2012-13 Stellafane Mirror Class Session 4 held on 2013-Jan-13 Great Turnout for the First Class of 2013
Activity everywhere as this class put in some serious work this Sunday.
Vibrant Class |
2012-13 Stellafane Mirror Class Session 4 held on 2013-Jan-13 Great Turnout for the First Class of 2013
Karl with his completed mirror, flanked by instructors Dave and Phil.
Karl is Done! |
Some of our Students
A collection of candid shots of some of our students - we certainly did not get a picture of everyone.
2012-13 Stellafane Mirror Class Session 4 held on 2013-Jan-13 Some of our Students
Karl applies some cerium oxide to Jeffery's lap.
Karl & Jeffery |
2012-13 Stellafane Mirror Class Session 4 held on 2013-Jan-13 Some of our Students
Cecilia fine grinds a 10-inch as Katie reads in the background.
Cecilia & Katie |
2012-13 Stellafane Mirror Class Session 4 held on 2013-Jan-13 Some of our Students
Reed fine grinds his 8-inch mirror.
Reed Fine Grinding |
2012-13 Stellafane Mirror Class Session 4 held on 2013-Jan-13 Some of our Students
Ron holds his 8-inch mirror as Pearl applies cerium oxide to the lap.
Ron & Pearl |
2012-13 Stellafane Mirror Class Session 4 held on 2013-Jan-13 Some of our Students
Pearl is refiguring a 6-inch mirror and is polishing off the old coating.
Pearl Refigures |
2012-13 Stellafane Mirror Class Session 4 held on 2013-Jan-13 Some of our Students
John is using his dunk bucket to clean up between wets.
John Dunks |
Mirror Class at Work
Some shots of the class at work.
2012-13 Stellafane Mirror Class Session 4 held on 2013-Jan-13 Mirror Class at Work
Dave demonstrates a figuring stroke to Dylan and Paul.
Dave, Dylan & Paul |
2012-13 Stellafane Mirror Class Session 4 held on 2013-Jan-13 Mirror Class at Work
This repurposed cheese bottle holds George's 12 micron grit.
12-Micron Grated Cheese |
2012-13 Stellafane Mirror Class Session 4 held on 2013-Jan-13 Mirror Class at Work
Using a laser pointer, Tim checks to see if he is polished out - looks good!
Tim Checks Polish |
2012-13 Stellafane Mirror Class Session 4 held on 2013-Jan-13 Mirror Class at Work
Paul setting up his mirror in the tester tunnel.
Paul at the Tester |
2012-13 Stellafane Mirror Class Session 4 held on 2013-Jan-13 Mirror Class at Work
Dave, Rick and Dylan doing some testing and clowning around.
Serious Work! |
2012-13 Stellafane Mirror Class Session 4 held on 2013-Jan-13 Mirror Class at Work
Dick using his portable tester in the game room.
Dick Tests |
Making and Using Pitch Laps
Jay runs the lap making area in the basement, and several were made this day.
2012-13 Stellafane Mirror Class Session 4 held on 2013-Jan-13 Making and Using Pitch Laps
We heat pitch in a toaster oven, and this 'loaf' of pitch is almost done.
Pitch Inferno |
2012-13 Stellafane Mirror Class Session 4 held on 2013-Jan-13 Making and Using Pitch Laps
Using a lap mold on top of the mirror (for curvature), liquid pitch is poured in.
Molding Pitch |
2012-13 Stellafane Mirror Class Session 4 held on 2013-Jan-13 Making and Using Pitch Laps
George presses his lap backer into the liquid pitch
George Presses |
2012-13 Stellafane Mirror Class Session 4 held on 2013-Jan-13 Making and Using Pitch Laps
After cooling, the mold pulls off, and George is trimming the lap to size with a razor blade and mallet.
George Trims |
2012-13 Stellafane Mirror Class Session 4 held on 2013-Jan-13 Making and Using Pitch Laps
Upstairs, this lap is warming under a heat lamp before pressing.
Warming before Pressing |
2012-13 Stellafane Mirror Class Session 4 held on 2013-Jan-13 Making and Using Pitch Laps
Jay's 10-inch lap as seen through his mirror.
Jay's 10" Lap |
Refractor Interest Group
Some of our members are part of a Refractor Interest Group, and a some work gets done on this during quiet times at Mirror Class
2012-13 Stellafane Mirror Class Session 4 held on 2013-Jan-13 Refractor Interest Group
Dick, Rick, Ray & Paul are all RIG members (so are Dave, Jay and Ken, not in the photo).
RIG Members |
2012-13 Stellafane Mirror Class Session 4 held on 2013-Jan-13 Refractor Interest Group
Ray checks the ball spacing on his 3-ball sphereometer.
Ray's Sphereometer |
2012-13 Stellafane Mirror Class Session 4 held on 2013-Jan-13 Refractor Interest Group
Paul was polishing one of his lenses here.
Paul's work area |
Ray Pours a Tool
Ray has a new 14-inch blank, and he poured a tool disk for it, with some help from Ken.
2012-13 Stellafane Mirror Class Session 4 held on 2013-Jan-13 Ray Pours a Tool
Ray cleans up while the freshly poured dental stone tool starts to set up.
Freshly Poured |
2012-13 Stellafane Mirror Class Session 4 held on 2013-Jan-13 Ray Pours a Tool
Ray checks for warmth from the poured dental stone, and indication it is setting up.
Hot Yet? |
2012-13 Stellafane Mirror Class Session 4 held on 2013-Jan-13 Ray Pours a Tool
The finished tool sits on the mirror blank box. Tiles still need to be attached.
Finished Tool |
Miscellaneous
Yup, this happened too at mirror class.
2012-13 Stellafane Mirror Class Session 4 held on 2013-Jan-13 Miscellaneous
Jay and Samantha horse around. At least Pearl (left) is amused.
Jay and Samantha |
2012-13 Stellafane Mirror Class Session 4 held on 2013-Jan-13 Miscellaneous
Ken and Julie confer about getting lunch set up.
Ken & Julie |
2012-13 Stellafane Mirror Class Session 4 held on 2013-Jan-13 Miscellaneous
Plenty of goodies for lunch today, including lasagna left over from the club meeting last night.
Almost Gone |
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