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Three-dimensional scanner purchase instructions

2021-05-19 A+ A A-

For most people, buying a 3D scanner is a new experience. Since each 3D scanning system has its own characteristics and uses different technologies (eg, handheld laser 3D scanner, camera 3D scanner, 3D photogrammetry system), there are 3D scanners on the market, which one is right for you ?

1. What is the budget for purchasing a 3D scanner?
Sometimes, you need to sacrifice some features and find a feasible solution to fit your budget. Prioritize the functions to facilitate your choice.

2. What is scanned?

When buying a 3D scanner, you should be clear about the object you want to scan to determine which 3D scanner meets your needs. A scanner that is very suitable for scanning human faces is not necessarily suitable for scanning structures. The more specific you want to scan, the easier it is to find a scanner that suits your particular purpose.

3. What is the accuracy of the scanner required?

Accuracy is how close the actual value of the measured object is to the theoretical value. Accuracy is usually defined as Z or accuracy. Since X and Y accuracy are sometimes specified, the Z accuracy value of the 3D scanner is the most concerned. Because the accuracy of the scanner directly affects the price of the 3D scanner.

4. What is the size of the scan target?

Most scanners have a prescribed optimal scan range or scan object size. Please pay special attention to the fact that you need to choose different scanners according to the size of different scanned objects. For example, when you need to use different 3D scanners to scan a jewelry and a car. The optimal scanning distance of most 3D scanners is about one foot to two yards. The farther the scanning distance is, the higher the price of the 3D scanner may be.

5. What is the scanning speed requirement of the 3D scanner?

When scanning stationary objects, the scanning time will not be too long unless scanning a large number of objects. For most people. The single scan time is less than one minute, which is acceptable. For scanning operators, a higher scanning speed is necessary because it is difficult to stand continuously for a long time. You need to consider the time it takes for the system to process the scanned data. Higher scanning processing speed means higher price.

6. What is the data scanned by the 3D scanner used for?

For most scanning projects, the first step is 3D data scanning. Scanned data is usually used for many purposes, or for CNC machining, or for visual effects, or for reverse design and three-dimensional inspection. Different software uses different data formats. This will help you determine the features of the 3D scanner you need, and supplement other data processing software. After completing the 3D scan, you need to convert the scanned data in a third-party software or use it directly.