John McNamara
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- Join Date
- 19-09-2013
- Last Activity
- 3 Hours Ago
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12 Hours AgoJohn McNamara replied to a thread DIY Laser levelling using webcam and laser level in Gantry/Router Machines & BuildingHi Joe I agree medium preload is a good choice, and when the carriage is installed there will be 4 bearing blocks distributing the load, as they are...264 replies | 49838 view(s) -
17 Hours AgoJohn McNamara replied to a thread DIY Laser levelling using webcam and laser level in Gantry/Router Machines & BuildingRails are never straight out of the box they always need to be bolted down. The bolting should be done with a torque wrench for uniformity. If you...264 replies | 49838 view(s)
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2 Days AgoJohn McNamara replied to a thread DIY Laser levelling using webcam and laser level in Gantry/Router Machines & BuildingHi Joe I do have an optical microscope, A cheap student version I used to align my lathe in 2011 using wire. The is a longish post here that...264 replies | 49838 view(s)
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2 Days AgoJohn McNamara replied to a thread DIY Laser levelling using webcam and laser level in Gantry/Router Machines & BuildingHi Joe You just made my day. Gee using a microscope with your software is a huge step, 3 um = 0.00011811 about a ten thousandth of an inch...264 replies | 49838 view(s)
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1 Week AgoSeek and you shall find! Farranti Model 52 measuring ...11 replies | 627 view(s)
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3 Weeks AgoHi Kitwn I like the way you use the spindle to rotate the sensor contact using the spindle itself. and the way you use reversing it on the same...7 replies | 706 view(s)
About John McNamara
Basic Information
About John McNamara
- City:
- Melbourne
- Country:
- Australia
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Total Posts
- Total Posts
- 103
- Posts Per Day
- 0.04
- Last Post
- DIY Laser levelling using webcam and laser level 12 Hours Ago
Total Thanks
- Total Thanks
- 3
General Information
- Last Activity
- 3 Hours Ago
- Join Date
- 19-09-2013
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DIY Laser levelling using webcam...