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FAQ List
This section lists frequently asked questions about V-STARS, and photogrammetry.
How accurate is V-STARS?
How many photographs are needed for a measurement?
How many points are needed for a measurement?
Do I need scale for the measurement?
How do I compensate for scale changes due to temperature?
Can the object move while it is being measured?
Do I need to use special targets with the system?
What size should the targets be? Can I use different size targets on the same measurement?
How obliquely can I view the targets?
Do I need to provide special lighting for the system? Do I have to consider the lighting during the measurement?
Do I need to know the camera location when I take a picture? How steady must the camera be when taking a picture?
How far away do I have to get from the object to measure it? Where should I locate the camera to get a good measurement?
How can I calibrate the camera and make sure the measurement is accurate?
Recent News & Events
GSI participate in another successful CMSC!
The new V-STARS D system built on GSI developed Dynamo cameras released in April 2011
GSI marks 15th anniversary of V-STARS systems incorporating the technology-leading INCA camera
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