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What is 3D Laser Scanning and How Does it Help You?
December 27, 2019It allows us to capture highly accurate data for analysis, inspection, and design. And the best part?
The data can be imported into various software programs, giving you the flexibility to work with it in the way that suits you best.
So whether you’re working on a construction project, a renovation, or a new design, 3D Laser Scanning can help you achieve your goals with precision and efficiency.
So, Let’s dive into the world of 3D laser scanning and explore:
- What it is.
- How it works.
- How accurate it is.
- Who uses it.
- Why it’s so important for different industries and applications.
- What are the types of 3D scanners?
- How long does it take?
- How much does it cost?
- How much money can you save when using 3D laser scanning?
- Is there a demand for 3D scanning in the future?
What is 3D Laser Scanning?
3D scanning uses LiDAR (Light Detection and Ranging) to measure the distance to the objects and create a detailed 3D model.
It scans the surface of the object or space at million points per second and captures the geometry and texture.
Then a laser scanning unit records precise distance measurements.
You can convert these measurements into a digital representation of the target’s shape and dimensions.
How does 3D Laser Scanning work?

The process involves scanning the object or space from different angles and viewpoints to capture a comprehensive set of data points.
The scanner creates an organized cloud of points known as point clouds.
These billions of data points create a detailed and accurate representation of the object or space.
How accurate is the 3D Laser Scanning?
3D laser scanning is highly accurate. The level of accuracy of laser scanning technology can achieve impressive accuracy, often down to a millimeter.
This high level of precision makes laser scanning suitable for applications that require precise measurements and detailed spatial information.
Who uses 3D Laser Scanning?
3D Laser Scanning is a powerful tool used in various industries and by a diverse range of professionals. Let’s explore who benefits from this innovative technology.
Architects and Engineers:
3D Laser scanning is a precious tool benefiting both architects and engineers.
They use laser scanning to get precise measurements and capture detailed data for buildings and construction sites.
Construction Professionals:

3D Laser Scanning in construction plays a crucial role in documenting the progress of projects.
Construction teams can use as-built conditions to compare the actual construction with the planned design, ensuring accuracy and identifying deviations.
This technology also facilitates clash detection, enhancing efficiency and reducing costly rework.
Surveyors:

Surveyors use 3D Laser Scanning to capture large-scale landscapes, creating highly accurate terrain models and maps.
Forensic Investigators:
3D Laser Scanning helps investigators gather evidence to document crime scenes accurately.
They are aiding in crime reconstruction and providing crucial insights into legal proceedings.
Heritage Preservation Specialists:
3D Laser Scanning is invaluable in the preservation of historical sites and artifacts.
So, experts can conserve and study them while minimizing physical handling and potential damage.
Film and Entertainment Industry Specialists:
By scanning real-life objects and environments, artists can generate highly realistic computer-generated imagery (CGI) and immersive virtual worlds.
These are just a few examples of the professionals who benefit from 3D Laser Scanning.
What are the benefits of 3D Laser Scanning?

There are numerous benefits related to using 3D laser scanners in various industries. Let’s look at some of the significant advantages:
Precise Measurements:
3D laser scanning enables accurate measurements of objects and spaces, providing precise data for design, analysis, and documentation.
So, it reduces errors and saves time.
Efficient Data Capture:
Laser scanners can quickly capture a large amount of data in a single scan.
This efficiency is particularly beneficial for capturing complex, large areas.
So, it improves productivity and reduces project timelines.
Detailed Model:
Experts can convert the scanned data into 3D models to see and analyze the object or space from various perspectives.
So, it aids in a better understanding of the project requirements and helps make informed decisions.
Clash Detection:
By combining scans with existing CAD models, professionals can identify clashes early in the design process.
So it prevents costly errors during construction or manufacturing.
Documentation and Preservation:
3D laser scanning allows for documenting and preserving objects or spaces in their current state.
This documentation is precious for historic preservation and restoration projects.
What are the types of 3D scanners?
There are several types of 3D scanners, each with its advantages.
The choice of scanner depends on the specific needs and requirements of the user.
Time-of-Flight scanners
Time-of-Flight (TOF) scanners use a laser beam to measure the distance between the scanner and the scanned object.
They are highly accurate and can be used in various industries, including autonomous vehicles and architecture.
Phase-Shift scanners
Phase-Shift scanners use a laser beam to create a highly accurate 3D model of the object.
They are known for their high accuracy and are commonly used in manufacturing and engineering industries.
Triangulation scanners
They use a laser beam to project a line onto the scanned object to create a 3D model of the object.
They are known for their speed and are commonly used in dentistry and small object scanning industries.
Structured Light scanners
Structured Light scanners project a light pattern onto the scanned object to create a 3D model of the object.
They are known for their speed and are commonly used in animation and virtual reality industries.
Mobile scanners
Mobile scanners are handheld devices that can be carried around and used to scan objects in different locations.
They are highly portable and can be used in various industries, including construction and forensics.
They are handy when the scanned object is too large or difficult to move.
How long does it take to do 3D laser scanning?
The time it takes can vary depending on what you’re scanning.
Smaller and simpler things might only take a few minutes, while more complex objects could take hours or even days.
It depends on the size and details needed.
How much does 3D Laser Scanning cost?
The cost of 3D laser scanning can vary depending on different factors:
- The complexity of the project,
- The size of the object or space,
- The required level of detail,
- And the equipment used in scanning.
It is best to consult a specialized scanning service provider to assess your needs.
They can provide recommendations for the type of scanning and accurate cost estimates for your needs.
It’s important to remember that the benefits and advantages it offers outweigh the investment.
How much money can you save when using 3D Laser Scanning?
Scanning and creating a model using 3D scanning is often way less than manually doing it.
We’re talking about a fraction of the time! That means you can save a lot because you’re doing the job faster and more precisely.
So, if you want to cut costs and boost productivity, 3D scanning is the way to go!
Is there a demand for 3D scanning in the future?
The demand for 3D scanning is on the rise.
The global market for 3D scanners is expected to grow 6.9% every year from 2023 to 2028.
The growth rate indicates a strong and continuous demand for 3D scanning technology.
Ultimately, 3D laser scanning is a fantastic technology that allows us to capture precise three-dimensional data of objects and spaces.
It saves you time, boosts your decision-making, reduces risks, and saves you money in the long run.
So, take advantage of the incredible benefits of 3D Laser Scanning!
We at 3DS Technologies, a leading provider of this innovative technology in Toronto, Canada, are here to help you understand and utilize it to its fullest potential.
Contact us today and let us show you how 3D Laser Scanning can revolutionize the way you work!
519-766-5885 or info@3dstechnologies.com
