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pfirmst
pfirmst
@pfirmst
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Joined: October 15, 2021 3:31 am
Last seen: May 13, 2026 7:09 pm
Topics: 20 / Replies: 198
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RE: Faster accurate terrestrial scanning with survey methodology.

A comparison of scanner accuracy (including scanning total stations). Please feel free to add information, or correct any errors. Some observations...

3 years ago
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RE: Faster accurate terrestrial scanning with survey methodology.

@beuckie Also a Riegl can do resection, orientation,... setups and even scan prisms (if further then 200m). Now there's an interesting feature. I ...

3 years ago
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RE: Faster accurate terrestrial scanning with survey methodology.

@beuckie @rover83 I'm not confident we could completely eliminate the use of the Topcon GLS with a Riegl yet, maybe we can, it is very fast, but we'l...

3 years ago
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RE: Faster accurate terrestrial scanning with survey methodology.

@jitterboogie The dolly would be good on flat surfaces with a survey tripod. We currently use survey tripods, with a traverse workflow, in various ...

3 years ago
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RE: Faster accurate terrestrial scanning with survey methodology.

@beuckie Do you know if it's possible to mark scan positions on the ground, does the vz have a laser plummet? We know our scan positions with a high...

3 years ago
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RE: Faster accurate terrestrial scanning with survey methodology.

@least I was told 6mm, which is all you want for full dome scans.

3 years ago
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RE: Faster accurate terrestrial scanning with survey methodology.

@jitterboogie After something I can reposition quickly.

3 years ago
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RE: Faster accurate terrestrial scanning with survey methodology.

@beuckie I'll get to try a vz600i in a few months, 30 seconds per scan I'm told.

3 years ago
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RE: Faster accurate terrestrial scanning with survey methodology.

Also looking at a foot assembly for working on grid mesh flooring typical in industrial facilities. Maybe a spike underneath? Normally tripod legs ...

3 years ago
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RE: Faster accurate terrestrial scanning with survey methodology.

@fugarewe Hi, I realised I misinterpreted your feet measurements for angles We needed to stay within 5mm absolute, 0.016 feet approx of all site mo...

3 years ago
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RE: Faster accurate terrestrial scanning with survey methodology.

@gigharborsurveyor Thanks, if we can get the new methodology working it will bring down the cost somewhat, if we complete each scan position in under ...

3 years ago
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RE: Faster accurate terrestrial scanning with survey methodology.

@gigharborsurveyor RTK is good if you can use it, I've designed a bracket for the top of the scanner, sometime in future I'll get an opportunity try ...

3 years ago
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RE: Faster accurate terrestrial scanning with survey methodology.

We're currently getting 3" to 33" on average, the highest reading, an outlier was 120". Double these figures for 95% confidence. Topcon sell's laser...

3 years ago
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RE: Faster accurate terrestrial scanning with survey methodology.

The tripod: A height tool, to measure instrument height, designed to accept the same Tajima 2m tape as Leica's height hook, it has a 5/8-11 male thr...

3 years ago
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RE: Pre processing RINEX files for AUSPOS - Online GPS Processing Service

@jaccen Send me a sample file, I'll test it. Cheers, Peter.

3 years ago
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