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- New 1 GaAs lens (thanks Steve!)
- 7 new mirrors have arrived:
- 3 * Si, matte one side, with gold-coloured reflective surface coating
- 4 * Mo metal, probably uncoated on reflective surface
- Install final head mirror in LC1290 today
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- Issues since previously, or continuing
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From: "Lemming ." <inertial@gmail.com>
Date: Fri, 3 Mar 2017 21:56:18 +0800
Subject: [artifactory-laser] BIg Red Y Axis Driver dead
To: Artifactory Laser Subcommittee <artifactory-laser@googlegroups.com>
From: "Lemming ." <inertial@gmail.com>
Date: Sat, 4 Mar 2017 18:02:21 +0800
Subject: [artifactory-laser] Big Red HV Cable issues.
* HV cable, silicone tubing
* Lid still a bit wonky - replace 3* hinges
- Glenn keen to be trainer, got some students in mind
- AS60825.1 (2014) Laser class categories, CO2 10600nm safety
- TODO: Schedule a training session for some lucky trainees!
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- LC1290 alignment
- Aspect ratio check: good
- Configured AxisOnePulseMoveLength is same for X and Y
- Y is good, well within 1%
- X is adequate, compressed by a small factor, approaching 1%
- Bed level check: Poor, out of focus on LHS
- Cuts 50mm/sec on right, 30mm/sec or worse on left
- Replace original metal final mirror - clean, with small centre blemish
- Fresh coated Si mirror, now cutting at 55mm/sec on right
- Clean chaff and level bed
- Now consistent: cutting 3mm MDF at 55mm/second
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- Next subcommittee meeting: Wednesday 20170322-1830
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- Carried forward:
- Can we find/replace the missing access keys? Only 2 of 6? remain
- Monitor/backup PC config
- 1 fresh spare lens: want 2 * 50.8mm + 2 * 63.5mm
- Regarded as a consumable
- Want list of spares on the wiki
- Resolved: buy some!