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Friday, July 17, 2026

Using Raking Light To View Resin Droplets

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Fired up the μRepRap after nigh on a month, and after damp weather following an air conditioning failure. Still in good alignment, so I had ...
Monday, June 29, 2026

Update on mailing list and human factor

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Last few days have been interesting. RepRapMicron mailing list attempts resulted in my SMTP IP being blocked by  Google because I had the te...
5 comments:
Tuesday, June 23, 2026

RepRapMicron Mailing List Update

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A couple of days ago the server running the RepRapMicron mail chat server (NOT reprap.org) was turned off permanently. This left me in a bit...
Wednesday, June 17, 2026

Touch Probe Documentation Online

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I'm being distracted by doctors again, but have managed to document the latest incarnation of the Touch Probe on Github  https://github....
Saturday, June 13, 2026

The Mystery Image

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The mystery image three posts back was a lame attempt at the Mona Lisa. The whirring noise you hear in the background is Leonardo di ser Pie...
Tuesday, June 09, 2026

PIKA V0.02 Design Updates

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After Jon Oxer's Livestream https://www.youtube.com/watch?v=DZTzVepHpmA  last weekend a few things cropped up. The major one is that the...
Sunday, June 07, 2026

RepRapMicron Leveling As It Happens (or not...)

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Flushed with success, I thought I'd try the new probe out over a large area - 2mm x 1.3mm - and this did not look so flash. But we learn...
Saturday, June 06, 2026

"H[indistinct] World" At 5 Microns on RepRapMicron PIKA

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The tip fitted to the current Touch/Probe head is far too fine for me to practically work with on the 10's of microns scale that my hand...
1 comment:
Wednesday, June 03, 2026

RepRapMicron Making Too Tiny Dots

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I took the pointy contact probe from the previous blog entry and smacked it into the glass slide a few times to Z-10μm and it seemed consist...
Tuesday, June 02, 2026

So, What If The RepRapMicron Touch Probe Had A point?

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Having made a Touch Probe that works give or take a micron, I wanted to start printing in resin again. But I became troubled by the issue of...
Wednesday, May 27, 2026

RepRapMicron PIKA Flag Test

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I've made a small test flag and printed it with a lug to mount it on the Z Axis with. The "flag" was flipped around so that it...
Tuesday, May 26, 2026

RepRapMicron Surface Sensing: Do You Have A Flag?

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Detecting when the probe contacts the surface is not easy. When it gets there, it just stops. This makes determining bed levelling difficult...
Saturday, May 23, 2026

RepRapMicron Droplet Deposition 4K Imaging Test (video)

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The objective of the test was originally to attempt to measure the height of deposited droplets by banging the probe into them and looking f...
Wednesday, May 20, 2026

Microscope Pole Documentation Now Up

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I've just finished the first draft of the RepRapMicron Microscope Pole documentation https://github.com/VikOlliver/RepRapMicron/wiki/Mic...
Friday, May 15, 2026

New Probe Levelling Reduces Subtracive Dot Size

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I used the probe-wriggling levelling technique to do the "Hello World" thin with pixels spaced at 30μm. As you can see, the more a...
1 comment:
Thursday, May 14, 2026

Microscope Pole Clamp Changes

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I've done a little bit of upgrading of the RepRapMicron poseable microscope clamps. The thumbscrews now have a bit more clearance, and t...
Wednesday, May 13, 2026

New Stupid Simple Probe Zero Theory

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With the new 4K USB microscope I can see ~5μm motion of the probe. I was mucking around with it (photo below) and had a revelation:   If the...
Monday, May 11, 2026

RepRapMicron New Microscope Comparison

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I've been looking at a better microscope and found a 4K USB/WiFi one on Amazon AU for NZ$63  https://www.amazon.com.au/Bysameyee-3840x21...
2 comments:
Sunday, May 10, 2026

SuperHouse Livestream Supplemental 10-May-2026

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 The GRBL stepper setup is as follows: CNCjs 1.10.3 [Grbl] Connected to /dev/ttyACM0 with a baud rate of 115200 Grbl 1.1g ['$' for h...
Thursday, May 07, 2026

NEMA14 in a PIKA RepRapMicron

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Paul asked if NEMA14 steppers could be used in a μRepRap. Well, I guess. 80:1 mechanical advantage will do a lot if your motor hasn't go...