subcommittee:laser-minutes-20201121

Laser Subcommittee Meeting 2020-11-21

  • Attendees: BlakeS, NickB, AdamM
    • Next meeting(s): Four weeks: Saturday 14:00 ? OK
  • We'd still like red dot beam combiners, which would render getting a tube that has a built in aiming beam moot
  • LG500 Little Red (out-of-order)
    • Time to re-commission!
    • Requires air extraction
    • Test location near rear rollerdoor?
  • KH7050 Kellogg/Middle
    • Cleaned lens
    • cutting 3mm MDF in centre of bed at 21+mm/s
  • LC1290 Big Red
    • Cleaned mirrors (except #1) and lens
    • cutting 3mm MDF in centre of bed at 40mm/s
    • Test re-orientation 90 degrees, back to courtyard wall
    • level is out, rear right is often slipping:
    • Empty compressor tanks, water trap
      • TODO: KamilS has solenoid for auto-purge of main tank
        • stored in LC1290 control cavity
        • secondary tank and line trap will need occasional purge
    • Hour meter
      • The hour meter started from 1.6 hours, at 20171210 , 512 beam-active cutting hours per annum
DateHour count
201712101.6
2017121711.5
20181217488.9 100W installed 20181222
201912161026.3
202001131055.7
202002151083.6
202005161170.0
202006201220.1
202008151288.5
202009191318.25
202010171341.5
202011211388.4
  • subcommittee/laser-minutes-20201121.txt
  • Last modified: 2020/11/21 17:18
  • by nick