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Technology Basics

Educational Articles on Laser Scanning Basics
 
The educational articles listed below include technical white papers and a series of articles written by Geoff Jacobs for the Professional Surveyor magazine on the basics of 3D laser scanning, also known as High-Definition Surveying.  Click on the Download button to download a PDF:

     
Laser Scanner Versatility Factors - Part 1
2009-12-04
Professional Surveyor Magazine, October 2009
This article discusses several scanner versatility factors and how to assess them against your organization’s needs.
 196 KB  (PDF)  
     
Accuracy of Scan Points
2009-08-20
Professional Surveyor magazine, July 2009
This article describes sources of errors for individual scan points. Sources include instrument error sources and possible errors in using software that is not specifically designed for the task of optimal point selection. Numerous factors are described along with guidance on how to ensure the required point accuracy for deliverables.
 279 KB  (PDF)  
     
Deliverables - with Competitive Advantage
2009-04-26
Professional Surveyor Magazine, April 2009
Laser scanning provides service organizations with many more options for deliverables to give clients, in addition to traditional deliverables. These additional types of deliverables offer benefits to clients and they can provide competitive advantage for service organizations.
 282 KB  (PDF)  
     
Scanning Dodges Economic Storm
2009-02-09
Professional Surveyor, Feb. 2009
Article details why and how HDS laser scanning users are doing well in tough economic times. Many examples are given along with guidance of low risk paths to enter scanning.
 330 KB  (PDF)  
     
Getting Easier - Part 3
2008-12-12
Part 3 of the series focuses on advances in software interfaces for laser scanning
 276 KB  (PDF)  
     
Getting Easier - Part 2: In the office
2008-09-26
Part 2 of this 3-Part series describes advances in office software that have made the technology easier to learn and use.
 171 KB  (PDF)  
     
White Paper - Creating Standards and Specification
2008-08-05
for the use of Laser Scanning in Caltrans Projects.
Independent testing of scanners and software by University of California at Davis, June 2008.
 10 MB  (PDF)  
     
Getting Easier - Part 1: In the field
2008-06-27
Part 1 of a 3-Part series describes key technology advances over the last ten years that have made laser scanning easier in the field.
 174 KB  (PDF)  
     
Using Multiple Laser Scanners on Projects
2008-04-04
Most organizations still don’t own their first laser scanner, yet there’s already a strong trend emerging among many that do: using multiple scanners on a single project. This article describes what’s behind this trend, with a focus on how progressive users are using different types of scanners for different parts of a project.
 320 KB  (PDF)  
     
User Feedback on Scanners with Tilt Compensation
2008-03-03
In the February 2007 issue of Professional Surveyor Magazine (pp 50 – 52), I described the fairly recent introduction of survey grade tilt or dual-axis compensation into laser scanners.
 163 KB  (PDF)  
     
Two Big New Benefits of Laser Scanning
2008-02-29
"Free TruView laser scan bubble-view/measure/markup software adds two big new benefits for laser scanning"
 230 KB  (PDF)  
     
Demand Increasing for Laser Scanning Part 2
2008-02-29
A current industry trend toward 3D design and presentation is helping to drive increasing demand for 3D laser scanning. This first occurred with significance in the plant industry, one of the first industries to move heavily into 3D design.
 197 KB  (PDF)  
     
Demand Increasing for Laser Scanning Part 1
2008-02-29
In the surveying services business, when it comes to technology - such as high-definition surveying - there are basically two types of adopters.
 200 KB  (PDF)  
     
Field Productivity Factors in Laser Scanning - 3
2007-05-11
Part 3 of this 3-part series examines the scanning activity itself, including image/photo capture, and several field scanning productivity tips.
 234 KB  (PDF)  
     
Field Productivity Factors in Laser Scanning - 2
2007-02-17
Part 2 of this 3-part series considers an aspect of field productivity that is unique to high-defi nition surveying: the number of target setups.
 141 KB  (PDF)  
     
Field Productivity Factors in Laser Scanning - 1
2007-02-16
Just as with traditional survey instruments, many factors contribute to the actual field productivity achieved for any given type of laser
scanner and project that includes high-definition surveying. Certain scanner capabilities also influence office productivity in creating deliverables from captured data.
 180 KB  (PDF)  
     
Understanding Spot Size for Laser Scanning
2006-11-21
In "Understanding Spot Size for Laser Scanning," Geoff Jacobs takes an in-depth look at an aspect of 3D laser scanning that can easily be misunderstood or even overlooked entirely. This article appears in the October 2006 issue of the Professional Surveyor Magazine.
 105 KB  (PDF)  
     
Part 2: Latest Trends
2006-07-02
Published in the July 2006 issue of Professional Surveyor magazine, Part 2 of the "Latest Trends" in 3D laser scanning covers "User, Industry, and Vendor Trends" such as increasing client demand, decreasing marketing costs, and emerging user networks. This is the second and final article in the 2 part "Latest Trends" series by Geoff Jacobs.
 1 MB  (PDF)  
     
Latest Trends Part 1: User and Market Trends
2006-06-02
"This article is the first of a 2-part series detailing the latest trends in high-definition surveying." Published in the June 2006 issue of Professional Surveyor magazine, Part 1 of the "Latest Trends" in laser scanning covers "User and Market Trends" such as the increasing user success, improved user practices, and decreasing costs of high-definition surveying.
 767 KB  (PDF)  
     
Uses of Scanning in Asset Management
2006-04-03
"This article, the third in a mini-series that describes the use of scanning in other stages of an asset’s lifecycle, covers uses in the Asset Management (or Maintenance & Operations) stage." The article "Uses of Scanning in Asset Management," appears in the April 2006 issue of Professional Surveyor magazine.
 1 MB  (PDF)  
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