Big SEM: online I recently got Milly the big SEM online. She had a ton off issues that I’ll chronicle in future posts. But rather than dwell on her past, let’s see what she can do. Remember that 2mm stainless sc 2015-05-31 microscopy #SEM #Milly
Laser HV repair I’m in the process of upgrading the brain in the laser from a cheap (and recently deceased) Chinese special to a new design based on the open source Lasersaur. More on that later. I was right in the m 2015-04-04 electricity > lasers #don't look at laser with remaining eye
Tomorrow we bake Milly is coming along nicely. I believe we’re over the vacuum difficulties. She’s buzzing along at a nice deep vacuum in the SPEC, INT, and GUN chambers. Last night the computer finally booted up 2015-03-14 microscopy #SEM #Milly
Robots all the way down Laser robot making wooden robots for an aluminum robot that makes brass robots… #slavetothemachines 2015-02-08 robots #don't look at laser with remaining eye
SEM FTW: Meryl lives again Happy Holidays! Here is a 2mm stainless steel screw. It’s sitting on a standard, non-shrunken quarter for scale. [ 2014-12-24 microscopy > physics #SEM #Meryl
Resurrecting a roughing pump Meryl was a little disheveled when she arrived at the shop. She had been in storage for a few years, and while mostly complete, she looked a little ragged around the edges. [ 2014-11-25 microscopy #SEM #Meryl
A tale of two microscopes I recently became the proud owner of a couple of discarded JEOL scanning electron microscopes. The big one (“Milly“) is a JSM-6320F from the early 1990s. The little one (“Meryl“) is a JSM-5600 from th 2014-11-23 microscopy > physics #SEM #Meryl #Milly